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Tern NBD S5i Facts: 143 Specifications & 104 Highlights

Still unsure which electric bike to grab? The Tern NBD S5i might be it — with 143 standout specs & performance (including general information, dimensions, motor & performance & battery & charging) that drivers love.

Supermod

Andhi E.

447 Products

Moderator

Bintang P. A.

889 Products

77 Points

Tern

Tern NBD S5i

Not-So-Humble Badges Only winners wear this.

best electric bikes under 500

No.

10th

Highlights ¹⁰⁴

No extras. Just what matters.

                                
                                                    77
                                                
                                                    Points
                                                
                                        Tern NBD S5i

Why is Tern NBD S5i better than other electric bikes ?

General Information Dimensions Motor & Performance Battery & Charging Drivetrain & Transmission Brakes & Safety Suspension & Comfort Wheels & Tires Electronics & Display Connectivity & Smart Features Accessories & Convenience Warranty & Support Safety & Protection Environmental Resistance Ergonomics & Adjustability

General Information

16.02 lbs lighter bike for easier handling total weight affects portability and handling. 51.6 lbs vs 67.6 lbs
Model Name: NBD S5i Brand’s exact model identifier.
Has Foldable Design Indicates whether the frame folds for compact storage. with a difference of 52.0 points
Designed As Unisex for Fit and Styling Declared target audience (fit/ergonomics/cosmetics).

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Dimensions

Low Standover Of 19.39 inch in Makes Mounting Easier Height of the top tube from ground; affects mount ease. 15.4 inch vs 34.8 inch
8.88 inch slimmer when folded Bike width when folded for storage. 15.0 inch vs 23.9 inch
2.05 inch shorter folded size Folded bike height from ground up. 31.1 inch vs 33.2 inch
Allows Handlebar Adjustment in Range Adjustable Adjustable height range of the handlebar stem.

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Motor & Performance

Features A Mid-Drive Motor for Optimized Performance Defines drive system layout and efficiency.
Supports Walk Assist Mode Assists at low speed for pushing uphill. with a difference of 52.0 points
Heat Protection Safeguards Motor Prevents overheating damage. with a difference of 55.0 points
Has Overheat Protection Safeguard against thermal overload. with a difference of 59.0 points

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Battery & Charging

0.31 hr faster charging time Time to reach full charge. 4.5 hr vs 4.8 hr
3.38 miles extended max range for long trips Max achievable distance per charge. 74.0 miles vs 70.6 miles
3.22 lbs lighter battery for easier handling Mass of the battery pack. 5.7 lbs vs 8.9 lbs
Removable Battery Eases Charging and Replacement Can the battery be detached for charging? with a difference of 52.0 points
Secure Lock Protects Battery Lock prevents theft/removal. with a difference of 53.0 points
Supports Swapping for Unlimited Range Allows multiple packs to extend range. with a difference of 57.0 points
Protects Against Thermal Issues Built-in system to prevent overheating. with a difference of 55.0 points
Convenient Frame-mounted Port Placement Where the charging port is placed.

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Drivetrain & Transmission

Equipped With Multi-Speed for Versatility Defines whether the drivetrain has one or multiple gears.
Belt Drive Offers Durability and Smoothness Type of primary drive system.
Guard Protects Clothing and Reduces Mess Protection cover prevents dirt and clothing snags. with a difference of 58.0 points
Has Belt/Chain Tension Adjustment Allows adjustment for smooth performance. with a difference of 57.0 points

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Brakes & Safety

Strong Disc Brakes Provide Reliable Stopping Main brake technology used.
Smooth Hydraulic Actuation Offers Better Control Method of brake force transfer.
Has Headlight to Improves Night Riding Front light for visibility. with a difference of 49.0 points
Has Taillight Rear light for safety. with a difference of 56.0 points
Has Horn/Bell Audible alert for pedestrians/traffic. with a difference of 52.0 points
Certified Safe for Consumer Use Verifies compliance with safety standards. with a difference of 54.0 points
Adjustable Levers Improve Comfort and Safety Allows tuning lever distance for hand size. with a difference of 52.0 points

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Suspension & Comfort

Comfort Saddle Suits Long-Distance Comfort Style of saddle affecting ride posture.
Saddle With Gel Padding Adds Comfort Cushion material inside the saddle.
Riser Bars Provide Good Comfort/Handling Shape of handlebars influencing ergonomics.
Comes with Grips Ergonomics Shaped grips improve hand comfort. with a difference of 50.0 points
Has Adjustable Suspension Preload Adjusts spring tension for rider weight. with a difference of 54.0 points

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Wheels & Tires

Pneumatic Tires Offer Balance of Comfort and Performance General construction of tires.
Street Tread Optimized for Terrain Defines tread style for grip/terrain.
Protection Layer Reduces Flats Built-in tire shield against flats. with a difference of 57.0 points

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Electronics & Display

Equipped With LCD Display for Clear Visibility Kind of screen technology used.
Convenient Integrated Location for Easy Viewing Position of the display unit.
Has Backlit Display to Improves Night Riding Allows visibility in low light. with a difference of 49.0 points
Removable Display Adds Theft Protection Screen can be detached for security. with a difference of 59.0 points
Has Speedometer Indicates current riding speed. with a difference of 51.0 points
Has Odometer Tracks total mileage. with a difference of 51.0 points
Has Battery Indicator Shows remaining battery charge. with a difference of 51.0 points
Has GPS Tracking Tracks bike’s position in real time. with a difference of 55.0 points
Has Trip Meter Measures distance of each ride. with a difference of 51.0 points
Navigation Display Helps With Directions Built-in route guidance visible on screen. with a difference of 53.0 points

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Connectivity & Smart Features

Bluetooth Connectivity Syncs With Devices Enables pairing with smartphones and accessories. with a difference of 56.0 points
Works With Ant+ Sensors for Fitness Data Compatible with fitness trackers and sensors. with a difference of 56.0 points
Comes With Mount for Convenience Built-in or included phone holder. with a difference of 58.0 points
Integrated Navigation Keeps Rider on Track Links to GPS or apps for route guidance. with a difference of 57.0 points
Records Ride Data for Training and Tracking Tracks ride history and stats digitally. with a difference of 53.0 points
Supports Over-the-Air Firmware Updates Updates system software wirelessly. with a difference of 49.0 points
Has Cloud Data Backup Stores ride and settings info online. with a difference of 55.0 points
Supports Remote Lock/Unlock Enables locking/unlocking via app or fob. with a difference of 62.0 points

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Accessories & Convenience

Includes a Kickstand for Easy Parking Indicates whether a kickstand comes standard. with a difference of 54.0 points
Convenient Rear Kickstand Position Location of the kickstand mount.
Fenders Improve Comfort in Wet Weather Protects rider from splashes and debris. with a difference of 51.0 points
Rear Rack Enables Carrying Loads Indicates if bike comes with a cargo rack. with a difference of 52.0 points
Basket Compatibility Improves Utility Supports front or rear basket attachment. with a difference of 53.0 points
Can Carry a Child Seat for Family Use Allows mounting a child seat safely. with a difference of 53.0 points
Come with Bottle Cage Mounts Frame mounts for water bottle cages. with a difference of 52.0 points
Built-in Straps/Hooks Secure Cargo Tie-down points for securing loads. with a difference of 53.0 points
Has Integrated Storage Compartment Hidden or built-in storage space. with a difference of 54.0 points
Supports Tool-Free Adjustments Allows adjustments without tools. with a difference of 47.0 points
Has Integrated Frame Lock Built-in lock attached to frame. with a difference of 58.0 points
Has Carry Handle (Folding Models) Handle for lifting/carrying the folded bike. with a difference of 55.0 points

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Warranty & Support

1.46 years longer frame warranty Coverage period for the bike frame. 5.0 years vs 3.5 years
Extended Warranty Available for Peace of Mind Option to purchase longer coverage. with a difference of 53.0 points
0.11 years longer battery warranty Warranty coverage for the motor. 2.0 years vs 1.9 years
0.21 years longer battery warranty Duration of coverage for the battery. 2.0 years vs 1.8 years
0.25 years longer electronics warranty Coverage for onboard electronics/display. 2.0 years vs 1.8 years
Spare Parts Availability Ensures Easy Repair Indicates whether spare parts are offered. with a difference of 52.0 points
Wide Service Network Improves Access Access to authorized service locations. with a difference of 50.0 points
Includes Roadside Assistance Coverage Provides emergency on-road help. with a difference of 60.0 points

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Safety & Protection

High UL94 V-1 Rating Ensures Flame Safety Fire rating of components or casing.
Rated IK08 for Impact Durability Mechanical protection against impact.
Includes Overload Protection Prevents damage from excessive electrical draw. with a difference of 54.0 points
Features Safety Lock Switch Lockout switch prevents accidental activation. with a difference of 54.0 points
Has Soft Start Feature Limits sudden torque on startup for smoother control. with a difference of 53.0 points
Includes Vibration Control System or design to reduce vibrations. with a difference of 52.0 points
Has Crash Sensor to Enhance Safety Response Detects crashes and may trigger alerts. with a difference of 57.0 points
Has Auto Shutoff After Idle Powers down bike after inactivity. with a difference of 52.0 points
Wheel Locks Deter Theft Locks that prevent wheel removal. with a difference of 60.0 points
Has Reflective Tire Stripes Tires include reflective sidewalls for visibility. with a difference of 52.0 points
Works With Smart Helmets for Safety Features Connects with smart helmets for added safety. with a difference of 62.0 points

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Environmental Resistance

Rated IP5X for Strong Dust Protection Protection against dust ingress.
Rated IPX7 for Water Immersion Depth resistance beyond splash.
Rated IK08 for Shock Durability Structural strength against impacts.
UV Resistance Prevents Fading Protection against sun damage. with a difference of 59.0 points
Has Corrosion Resistance Prevents rust from moisture exposure. with a difference of 53.0 points
Resistant to Chemicals for Long Life Withstands exposure to chemicals/solvents. with a difference of 55.0 points

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Ergonomics & Adjustability

Has Adjustable Stem Stem can be raised/lowered or swapped for comfort. with a difference of 58.0 points
Adjustable Handlebars Improve Ergonomics Handlebars can be moved vertically. with a difference of 54.0 points
Saddle Height Adjusts for Varied Riders Seatpost can be raised/lowered. with a difference of 53.0 points
Adjustable Angle Optimizes Comfort Saddle tilt can be modified. with a difference of 53.0 points
Has Adjustable Seatpost Suspension Seatpost suspension stiffness can be tuned. with a difference of 55.0 points
Rotation Adjustment Personalizes Posture Bars can rotate to fine-tune reach. with a difference of 53.0 points
Has Foldable Handlebars Handlebars can fold for compact storage. with a difference of 54.0 points
Supports Tool-Free Stem Adjustment Allows stem adjustment without tools. with a difference of 48.0 points
Adjustable Angle Refines Rider Posture Stem tilt can be changed. with a difference of 54.0 points
Offers Multi Value Grips for Ergonomic Fit Different grip thicknesses for hand comfort.

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Comparisons ¹

Make your choice now!

Tern NBD S5i vs HSD P5i (Gen 2)

Quick Take

The essentials that matter—nothing extra

A fast snapshot of the Tern NBD S5i, covering its standout specification and what you can expect right out of the box.

Tern NBD S5i

The Tern NBD S5i is an ultra-low electric bike designed for comfortable accessibility. This bike is suitable for anyone, especially riders with smaller frames and older adults. This model is equipped with a Bosch Performance Line motor and Gates belt drive system for a quiet and smooth ride.

Specifications & Facts ¹⁴³

Specs measured. Drama avoided.

We put the Tern NBD S5i electric bike to the test. Here’s everything: specs, comparisons with other electric bikes, pros, cons, and vote-based reactions from real users.

General Information ¹⁴

Tern NBD S5i Rider Height Range

What is the recommended rider height range?

61 Tern NBD S5i 0 Votes 4’10” - 6’3”

68 Electric Bikes in this range 5'4" - 6'4"

Tern NBD S5i

Fits riders from about 147 - 190 cm, making it versatile for most adults.

Score History (3)

Recommended rider height span for proper fit.

Tern NBD S5i Rider Weight Capacity

What is the rider weight capacity?

264.6 lbs 0 Votes

310.79 lbs (Average)

Tern NBD S5i

Supports up to 120 kg, which is in line with most commuter e-bikes.

Max supported rider weight for safety/warranty.

Tern NBD S5i Bike Weight

What is the bike’s weight?

51.6 lbs 0 Votes

67.62 lbs (Average)

Tern NBD S5i

About 23.4 kg, similar to carrying a medium suitcase—manageable for lifting into a car trunk or up short stairs.

total weight affects portability and handling.

Tern NBD S5i Model Name

What is the model name?

73 Tern NBD S5i 0 Votes NBD S5i

72 Electric Bikes in this range F2

Brand’s exact model identifier.

Tern NBD S5i Series/Line

What is the series or line?

62 Tern NBD S5i 0 Votes NBD

69 Electric Bikes in this range BK Series

Family/line the model belongs to.

Tern NBD S5i Year of Release

What is the release year?

45 Tern NBD S5i 0 Votes 2022

60 Electric Bikes in this range 2025

Score History (3)

Model year indicates recency of design/features.

Tern NBD S5i Country of Origin

What is the country of origin?

55 Tern NBD S5i 0 Votes Taiwan

61 Electric Bikes in this range China

Score History (3)

Where the product is manufactured/assembled.

Tern NBD S5i Intended Use

What is the intended use?

35 Tern NBD S5i 0 Votes Urban/Commuter

45 Electric Bikes in this range Urban/Commuter

Score History (3)

Primary riding scenarios the bike is optimized for.

Tern NBD S5i Frame Style

What is the frame style?

35 Tern NBD S5i 0 Votes Step-Thru

37 Electric Bikes in this range Step-Over

Score History (3)

Geometry/access style influences mounting and comfort.

Tern NBD S5i Foldable Design

Does the bike have a foldable design?

Yes 0 Votes Tern NBD S5i

Yes Electric Bikes in this range

Indicates whether the frame folds for compact storage.

Tern NBD S5i Gender Target

What is the gender target?

95 Tern NBD S5i 0 Votes Unisex

95 Electric Bikes in this range Unisex

Score History (3)

Declared target audience (fit/ergonomics/cosmetics).

Tern NBD S5i Rider Age Recommendation

What is the rider's age recommendation?

35 Tern NBD S5i 0 Votes Adult

64 Electric Bikes in this range Adult (+16)

Score History (3)

Rider's age recommendation stated by the bike's manufacturer.

Tern NBD S5i Frame Material

What is the frame material?

55 Tern NBD S5i 0 Votes Aluminum

60 Electric Bikes in this range Aluminum

Score History (3)

Core frame material impacts weight, stiffness, and durability.

Tern NBD S5i Color Options

What color options are offered?

85 Tern NBD S5i 0 Votes Red, Blue

35 Electric Bikes in this range Black

Available finishes for aesthetic preference.

Dimensions ⁵

Tern NBD S5i Standover Height

What is the standover height?

15.4 inch 0 Votes

34.79 inch (Average)

Tern NBD S5i

Roughly 39 cm, making it very approachable for shorter riders and easy to step over.

Height of the top tube from ground; affects mount ease.

Tern NBD S5i Folded Width

What is the folded width?

15 inch 0 Votes

23.88 inch (Average)

Tern NBD S5i

About 38 cm wide when folded—similar to the width of a standard carry-on suitcase.

Bike width when folded for storage.

Tern NBD S5i Folded Depth

What is the folded depth?

61.4 inch 0 Votes

29.4 inch (Average)

Tern NBD S5i

About 156 cm deep when folded, roughly the length of a standard surfboard.

Bike length when folded down.

Tern NBD S5i Folded Height

What is the folded height?

31.1 inch 0 Votes

33.15 inch (Average)

Tern NBD S5i

About 79 cm tall—comparable to a small coffee table, so it can slide under many storage spaces.

Folded bike height from ground up.

Tern NBD S5i Handlebar Height Range

What is the handlebar height range?

82 Tern NBD S5i 0 Votes Adjustable

65 Electric Bikes in this range Adjustable

Score History (3)

Adjustable height range of the handlebar stem.

Motor & Performance ¹¹

Tern NBD S5i Motor Type

What is the motor type?

85 Tern NBD S5i 0 Votes Mid-Drive

77 Electric Bikes in this range Hub

Score History (3)

Defines drive system layout and efficiency.

Tern NBD S5i Motor Position

Where is the motor positioned?

25 Tern NBD S5i 0 Votes Mid

29 Electric Bikes in this range Rear

Score History (3)

Placement affects handling and traction.

Tern NBD S5i Throttle Mode

What throttle mode is used?

0 Tern NBD S5i 0 Votes None

20 Electric Bikes in this range Thumb

Score History (3)

Defines type of throttle input if available.

Tern NBD S5i Regenerative Braking

Does it support regenerative braking?

No 0 Votes ~~Tern NBD S5i~~

Yes Electric Bikes in this range

Returns energy to the battery during braking.

Tern NBD S5i Class Rating

What is the bike’s class rating?

15 Tern NBD S5i 0 Votes Class 1

26 Electric Bikes in this range Class 2

Score History (3)

US classification system limiting assistspeed.

Tern NBD S5i Cruise Control

Does it have cruise control?

No 0 Votes ~~Tern NBD S5i~~

Yes Electric Bikes in this range

Maintains constant speed automatically.

Tern NBD S5i Walk Assist Mode

Does it support walk assist mode?

Yes 0 Votes Tern NBD S5i

Yes Electric Bikes in this range

Assists at low speed for pushing uphill.

Tern NBD S5i Heat Protection

Does the motor have heat protection?

Yes 0 Votes Tern NBD S5i

Yes Electric Bikes in this range

Prevents overheating damage.

Tern NBD S5i Overheat Protection

Does it include overheat protection?

Yes 0 Votes Tern NBD S5i

Yes Electric Bikes in this range

Safeguard against thermal overload.

Tern NBD S5i Torque

What is the motor torque?

65 Nm 0 Votes

93.62 Nm (Average)

Torque output for hill climbing and acceleration.

Tern NBD S5i Pedal Assist Levels

How many pedal assist levels are available?

25 Tern NBD S5i 0 Votes 4 Levels

28 Electric Bikes in this range 5 Levels

Score History (3)

Number of selectable pedal-assist modes.

Battery & Charging ¹⁴

Tern NBD S5i Battery Capacity

What is the battery capacity?

500 Wh 0 Votes

780.52 Wh (Average)

Tern NBD S5i

Pairs a 36V system with decent range (32–74 miles); enough for most weekly commutes on a single charge.

total energy storage of the battery.

Tern NBD S5i Voltage

What is the battery voltage?

36 Volt 0 Votes

42.51 Volt (Average)

Tern NBD S5i

Works with standard mid-power e-bike systems; charges safely with included home charger.

Nominal electrical output of the pack.

Tern NBD S5i Charging Time

What is the charging time?

4.5 hr 0 Votes

4.81 hr (Average)

Tern NBD S5i

A full recharge overnight or during a workday; about the time it takes to watch two movies.

Time to reach full charge.

Tern NBD S5i Charger Output Power

What is the charger output power?

144 Watt 0 Votes

162.41 Watt (Average)

Tern NBD S5i

Uses a standard compact charger, similar in size and power draw to a small laptop brick.

Wattage rating of included charger.

Tern NBD S5i Range (Min)

What is the minimum range?

32 miles 0 Votes

34.64 miles (Average)

Tern NBD S5i

About 51 km on the low end, typical for hilly terrain or higher assist modes.

Minimum expected riding distance per charge.

Tern NBD S5i Range (Max)

What is the maximum range?

74 miles 0 Votes

70.62 miles (Average)

Tern NBD S5i

About 119 km in ideal conditions—enough for several days of commuting without recharging.

Max achievable distance per charge.

Tern NBD S5i Battery Weight

What is the battery weight?

5.7 lbs 0 Votes

8.92 lbs (Average)

Tern NBD S5i

About 2.6 kg, roughly the weight of a large laptop, making it easy to remove and carry.

Mass of the battery pack.

Tern NBD S5i Battery Type

What is the battery type?

45 Tern NBD S5i 0 Votes Lithium-ion

46 Electric Bikes in this range Lithium-ion

Score History (3)

Defines chemistry of the battery pack.

Tern NBD S5i Removable Battery

Is the battery removable?

Yes 0 Votes Tern NBD S5i

Yes Electric Bikes in this range

Can the battery be detached for charging?

Tern NBD S5i Fast Charging Support

Does it support fast charging?

No 0 Votes ~~Tern NBD S5i~~

Yes Electric Bikes in this range

Enables accelerated charging.

Tern NBD S5i Battery Lock Mechanism

Does it have a battery lock mechanism?

Yes 0 Votes Tern NBD S5i

Yes Electric Bikes in this range

Lock prevents theft/removal.

Tern NBD S5i Swappable Battery Compatibility

Is it compatible with swappable batteries?

Yes 0 Votes Tern NBD S5i

Yes Electric Bikes in this range

Allows multiple packs to extend range.

Tern NBD S5i Battery Temperature Management

Does it have battery temperature management?

Yes 0 Votes Tern NBD S5i

Yes Electric Bikes in this range

Built-in system to prevent overheating.

Tern NBD S5i Charging Port Location

Where is the charging port located?

88 Tern NBD S5i 0 Votes Frame-mounted

29 Electric Bikes in this range Frame

Where the charging port is placed.

Drivetrain & Transmission ⁵

Tern NBD S5i Gear Type

What is the gear type?

90 Tern NBD S5i 0 Votes Multi-Speed

36 Electric Bikes in this range Multi-Speed

Defines whether the drivetrain has one or multiple gears.

Tern NBD S5i Chain/Belt Drive Type

What is the drive type?

90 Tern NBD S5i 0 Votes Belt

35 Electric Bikes in this range Chain

Type of primary drive system.

Tern NBD S5i Chain/Belt Guard

Does it include a chain/belt guard?

Yes 0 Votes Tern NBD S5i

Yes Electric Bikes in this range

Protection cover prevents dirt and clothing snags.

Tern NBD S5i Belt/Chain Tension Adjustment

Does it have belt/chain tension adjustment?

Yes 0 Votes Tern NBD S5i

Yes Electric Bikes in this range

Allows adjustment for smooth performance.

Tern NBD S5i Automatic Gear Shifting Support

Does it support automatic gear shifting?

No 0 Votes ~~Tern NBD S5i~~

Yes Electric Bikes in this range

System automatically adjusts gears.

Brakes & Safety ¹⁰

Tern NBD S5i Brake Type

What is the brake type?

90 Tern NBD S5i 0 Votes Disc

37 Electric Bikes in this range Disc

Main brake technology used.

Tern NBD S5i Brake Actuation

What is the brake actuation?

85 Tern NBD S5i 0 Votes Hydraulic

35 Electric Bikes in this range Hydraulic

Method of brake force transfer.

Tern NBD S5i ABS (Anti-lock Braking System)

Does it have ABS?

No 0 Votes ~~Tern NBD S5i~~

Yes Electric Bikes in this range

Prevents wheel lockup during braking.

Tern NBD S5i Parking Brake

Does it have a parking brake?

No 0 Votes ~~Tern NBD S5i~~

Yes Electric Bikes in this range

Secures bike when stationary.

Tern NBD S5i Headlight

Does it have a headlight?

Yes 0 Votes Tern NBD S5i

Yes Electric Bikes in this range

Front light for visibility.

Tern NBD S5i Taillight

Does it have a taillight?

Yes 0 Votes Tern NBD S5i

Yes Electric Bikes in this range

Rear light for safety.

Tern NBD S5i Turn Signals

Does it have turn signals?

No 0 Votes ~~Tern NBD S5i~~

Yes Electric Bikes in this range

Indicators for directional intent.

Tern NBD S5i Horn/Bell

Does it have a horn or bell?

Yes 0 Votes Tern NBD S5i

Yes Electric Bikes in this range

Audible alert for pedestrians/traffic.

Tern NBD S5i UL/CE Safety Certification

Is it UL/CE certified?

Yes 0 Votes Tern NBD S5i

Yes Electric Bikes in this range

Verifies compliance with safety standards.

Tern NBD S5i Brake Lever Reach Adjustability

Is the brake lever reach adjustable?

Yes 0 Votes Tern NBD S5i

Yes Electric Bikes in this range

Allows tuning lever distance for hand size.

Suspension & Comfort ⁶

Tern NBD S5i Suspension Lockout

Does it have suspension lockout?

No 0 Votes ~~Tern NBD S5i~~

Yes Electric Bikes in this range

Allows suspension to be locked rigid for efficiency.

Tern NBD S5i Saddle Type

What is the saddle type?

85 Tern NBD S5i 0 Votes Comfort

34 Electric Bikes in this range Comfort

Style of saddle affecting ride posture.

Tern NBD S5i Saddle Padding

What padding is used in the saddle?

85 Tern NBD S5i 0 Votes Gel

34 Electric Bikes in this range Foam

Cushion material inside the saddle.

Tern NBD S5i Handlebar Type

What is the handlebar type?

85 Tern NBD S5i 0 Votes Riser

33 Electric Bikes in this range Riser

Shape of handlebars influencing ergonomics.

Tern NBD S5i Grips Ergonomics

Does it have ergonomic grips?

Yes 0 Votes Tern NBD S5i

Yes Electric Bikes in this range

Shaped grips improve hand comfort.

Tern NBD S5i Adjustable Suspension Preload

Does it have adjustable suspension preload?

Yes 0 Votes Tern NBD S5i

Yes Electric Bikes in this range

Adjusts spring tension for rider weight.

Wheels & Tires ⁷

Tern NBD S5i Tire Type

What is the tire type?

85 Tern NBD S5i 0 Votes Pneumatic

35 Electric Bikes in this range Pneumatic

General construction of tires.

Tern NBD S5i Tire Tread Pattern

What is the tire tread pattern?

85 Tern NBD S5i 0 Votes Street

35 Electric Bikes in this range All-terrain

Defines tread style for grip/terrain.

Tern NBD S5i Quick Release Wheels

Does it have quick release wheels?

No 0 Votes ~~Tern NBD S5i~~

Yes Electric Bikes in this range

Allows tool-free wheel removal.

Tern NBD S5i Puncture Protection Layer

Does it have a puncture protection layer?

Yes 0 Votes Tern NBD S5i

Yes Electric Bikes in this range

Built-in tire shield against flats.

Tern NBD S5i Tubeless Ready Compatibility

Are the wheels tubeless ready?

No 0 Votes ~~Tern NBD S5i~~

Yes Electric Bikes in this range

Can tires run without inner tubes.

Tern NBD S5i Wheel Size

What is the wheel size?

20 inch 0 Votes

31.42 inch (Average)

Diameter of the wheels.

Tern NBD S5i Tire Width

What is the tire width?

2.16 inch 0 Votes

2.95 inch (Average)

Cross-sectional width of the tire.

Electronics & Display ¹²

Tern NBD S5i Display Type

What is the display type?

85 Tern NBD S5i 0 Votes LCD

35 Electric Bikes in this range LCD

Kind of screen technology used.

Tern NBD S5i Display Location

Where is the display located?

85 Tern NBD S5i 0 Votes Integrated

35 Electric Bikes in this range Center

Position of the display unit.

Tern NBD S5i Display Backlight

Does it have a display backlight?

Yes 0 Votes Tern NBD S5i

Yes Electric Bikes in this range

Allows visibility in low light.

Tern NBD S5i Display Removable

Is the display removable?

Yes 0 Votes Tern NBD S5i

Yes Electric Bikes in this range

Screen can be detached for security.

Tern NBD S5i Speedometer

Does it have a speedometer?

Yes 0 Votes Tern NBD S5i

Yes Electric Bikes in this range

Indicates current riding speed.

Tern NBD S5i Odometer

Does it have an odometer?

Yes 0 Votes Tern NBD S5i

Yes Electric Bikes in this range

Tracks total mileage.

Tern NBD S5i Battery Indicator

Does it have a battery indicator?

Yes 0 Votes Tern NBD S5i

Yes Electric Bikes in this range

Shows remaining battery charge.

Tern NBD S5i USB Charging Port

Does it have a USB charging port?

No 0 Votes ~~Tern NBD S5i~~

Yes Electric Bikes in this range

Lets rider charge devices while riding.

Tern NBD S5i Smartphone App Integration

Does it support smartphone app integration?

No 0 Votes ~~Tern NBD S5i~~

Yes Electric Bikes in this range

Connects display to mobile apps.

Tern NBD S5i GPS Tracking

Does it have GPS tracking?

Yes 0 Votes Tern NBD S5i

Yes Electric Bikes in this range

Tracks bike’s position in real time.

Tern NBD S5i Trip Meter

Does it have a trip meter?

Yes 0 Votes Tern NBD S5i

Yes Electric Bikes in this range

Measures distance of each ride.

Tern NBD S5i Navigation Display

Does it have a navigation display?

Yes 0 Votes Tern NBD S5i

Yes Electric Bikes in this range

Built-in route guidance visible on screen.

Connectivity & Smart Features ¹⁰

Tern NBD S5i Bluetooth Connectivity

Does it have Bluetooth connectivity?

Yes 0 Votes Tern NBD S5i

Yes Electric Bikes in this range

Enables pairing with smartphones and accessories.

Tern NBD S5i Wi-Fi Connectivity

Does it have Wi-Fi connectivity?

No 0 Votes ~~Tern NBD S5i~~

Yes Electric Bikes in this range

Allows wireless updates and app features.

Tern NBD S5i ANT+/Fitness Sensor Support

Does it support ANT+ fitness sensors?

Yes 0 Votes Tern NBD S5i

Yes Electric Bikes in this range

Compatible with fitness trackers and sensors.

Tern NBD S5i Smartphone Mount

Does it include a smartphone mount?

Yes 0 Votes Tern NBD S5i

Yes Electric Bikes in this range

Built-in or included phone holder.

Tern NBD S5i Navigation Integration

Does it support navigation integration?

Yes 0 Votes Tern NBD S5i

Yes Electric Bikes in this range

Links to GPS or apps for route guidance.

Tern NBD S5i Ride Data Logging

Does it log ride data?

Yes 0 Votes Tern NBD S5i

Yes Electric Bikes in this range

Tracks ride history and stats digitally.

Tern NBD S5i Over-the-Air Firmware Updates

Does it support OTA firmware updates?

Yes 0 Votes Tern NBD S5i

Yes Electric Bikes in this range

Updates system software wirelessly.

Tern NBD S5i Anti-Theft Alarm/Tracking

Does it have anti-theft alarm/tracking?

No 0 Votes ~~Tern NBD S5i~~

Yes Electric Bikes in this range

Built-in theft deterrent or tracker.

Tern NBD S5i Cloud Data Backup

Does it have cloud data backup?

Yes 0 Votes Tern NBD S5i

Yes Electric Bikes in this range

Stores ride and settings info online.

Tern NBD S5i Remote Lock/Unlock

Does it support remote lock/unlock?

Yes 0 Votes Tern NBD S5i

Yes Electric Bikes in this range

Enables locking/unlocking via app or fob.

Accessories & Convenience ¹²

Tern NBD S5i Kickstand

Is a kickstand included?

Yes 0 Votes Tern NBD S5i

Yes Electric Bikes in this range

Indicates whether a kickstand comes standard.

Tern NBD S5i Kickstand Position

Where is the kickstand positioned?

80 Tern NBD S5i 0 Votes Rear

34 Electric Bikes in this range Rear

Location of the kickstand mount.

Tern NBD S5i Fenders

Are fenders included?

Yes 0 Votes Tern NBD S5i

Yes Electric Bikes in this range

Protects rider from splashes and debris.

Tern NBD S5i Rear Rack

Is a rear rack included?

Yes 0 Votes Tern NBD S5i

Yes Electric Bikes in this range

Indicates if bike comes with a cargo rack.

Tern NBD S5i Basket Compatibility

Is it basket compatible?

Yes 0 Votes Tern NBD S5i

Yes Electric Bikes in this range

Supports front or rear basket attachment.

Tern NBD S5i Child Seat Compatibility

Is it child seat compatible?

Yes 0 Votes Tern NBD S5i

Yes Electric Bikes in this range

Allows mounting a child seat safely.

Tern NBD S5i Bottle Cage Mounts

Does it have bottle cage mounts?

Yes 0 Votes Tern NBD S5i

Yes Electric Bikes in this range

Frame mounts for water bottle cages.

Tern NBD S5i Cargo Strap/Hooks

Does it have cargo straps/hooks?

Yes 0 Votes Tern NBD S5i

Yes Electric Bikes in this range

Tie-down points for securing loads.

Tern NBD S5i Integrated Storage Compartment

Does it have an integrated storage compartment?

Yes 0 Votes Tern NBD S5i

Yes Electric Bikes in this range

Hidden or built-in storage space.

Tern NBD S5i Tool-Free Adjustments

Does it support tool-free adjustments?

Yes 0 Votes Tern NBD S5i

Yes Electric Bikes in this range

Allows adjustments without tools.

Tern NBD S5i Integrated Frame Lock

Does it have an integrated frame lock?

Yes 0 Votes Tern NBD S5i

Yes Electric Bikes in this range

Built-in lock attached to frame.

Tern NBD S5i Carry Handle (Folding Models)

Does it have a carry handle?

Yes 0 Votes Tern NBD S5i

Yes Electric Bikes in this range

Handle for lifting/carrying the folded bike.

Warranty & Support ⁸

Tern NBD S5i Warranty Length (Frame)

What is the frame warranty length?

5 years 0 Votes

3.54 years (Average)

Coverage period for the bike frame.

Tern NBD S5i Extended Warranty Availability

Is extended warranty available?

Yes 0 Votes Tern NBD S5i

Yes Electric Bikes in this range

Option to purchase longer coverage.

Tern NBD S5i Warranty Length (Motor)

What is the motor warranty length?

2 years 0 Votes

1.89 years (Average)

Warranty coverage for the motor.

Tern NBD S5i Warranty Length (Battery)

What is the battery warranty length?

2 years 0 Votes

1.79 years (Average)

Duration of coverage for the battery.

Tern NBD S5i Warranty Length (Electronics)

What is the electronics warranty length?

2 years 0 Votes

1.75 years (Average)

Coverage for onboard electronics/display.

Tern NBD S5i Spare Parts Availability

Are spare parts available?

Yes 0 Votes Tern NBD S5i

Yes Electric Bikes in this range

Indicates whether spare parts are offered.

Tern NBD S5i Service Center Network

Is there a service center network?

Yes 0 Votes Tern NBD S5i

Yes Electric Bikes in this range

Access to authorized service locations.

Tern NBD S5i Roadside Assistance Coverage

Does it include roadside assistance?

Yes 0 Votes Tern NBD S5i

Yes Electric Bikes in this range

Provides emergency on-road help.

Safety & Protection ¹¹

Tern NBD S5i Fire Resistance Rating

What is the fire resistance rating?

80 Tern NBD S5i 0 Votes UL94 V-1

25 Electric Bikes in this range None

Tern NBD S5i

Indicates the battery casing is flame-retardant and self-extinguishes quickly if exposed to fire.

Fire rating of components or casing.

Tern NBD S5i Impact Resistance

What is the impact resistance rating?

80 Tern NBD S5i 0 Votes IK08

29 Electric Bikes in this range IK05

Tern NBD S5i

Withstands strong impacts (like a dropped tool), adding durability for daily urban use.

Mechanical protection against impact.

Tern NBD S5i Overload Protection

Does it include overload protection?

Yes 0 Votes Tern NBD S5i

Yes Electric Bikes in this range

Prevents damage from excessive electrical draw.

Tern NBD S5i Safety Lock Switch

Does it have a safety lock switch?

Yes 0 Votes Tern NBD S5i

Yes Electric Bikes in this range

Lockout switch prevents accidental activation.

Tern NBD S5i Soft Start Feature

Does it have a soft start feature?

Yes 0 Votes Tern NBD S5i

Yes Electric Bikes in this range

Limits sudden torque on startup for smoother control.

Tern NBD S5i Vibration Control

Does it include vibration control?

Yes 0 Votes Tern NBD S5i

Yes Electric Bikes in this range

System or design to reduce vibrations.

Tern NBD S5i Crash Sensor

Does it have a crash sensor?

Yes 0 Votes Tern NBD S5i

Yes Electric Bikes in this range

Detects crashes and may trigger alerts.

Tern NBD S5i Auto Shutoff After Idle

Does it have auto shutoff after idle?

Yes 0 Votes Tern NBD S5i

Yes Electric Bikes in this range

Powers down bike after inactivity.

Tern NBD S5i Theft Deterrent Wheel Locks

Does it have theft deterrent wheel locks?

Yes 0 Votes Tern NBD S5i

Yes Electric Bikes in this range

Locks that prevent wheel removal.

Tern NBD S5i Reflective Tire Stripes

Does it have reflective tire stripes?

Yes 0 Votes Tern NBD S5i

Yes Electric Bikes in this range

Tires include reflective sidewalls for visibility.

Tern NBD S5i Smart Helmet Compatibility

Is it compatible with smart helmets?

Yes 0 Votes Tern NBD S5i

Yes Electric Bikes in this range

Connects with smart helmets for added safety.

Environmental Resistance ⁶

Tern NBD S5i Dust Rating

What is the dust rating?

85 Tern NBD S5i 0 Votes IP5X

18 Electric Bikes in this range IP5X

Tern NBD S5i

Protected against most dust ingress—suitable for city riding and light gravel paths.

Protection against dust ingress.

Tern NBD S5i Water Immersion Rating

What is the water immersion rating?

85 Tern NBD S5i 0 Votes IPX7

18 Electric Bikes in this range IPX4

Tern NBD S5i

Can handle submersion in water up to 1 meter for 30 minutes, offering excellent rain protection.

Depth resistance beyond splash.

Tern NBD S5i Shock Resistance

What is the shock resistance rating?

80 Tern NBD S5i 0 Votes IK08

30 Electric Bikes in this range IK07

Tern NBD S5i

Same impact rating as above, reassuring for bumpy rides and accidental knocks.

Structural strength against impacts.

Tern NBD S5i UV Resistance

Does it have UV resistance?

Yes 0 Votes Tern NBD S5i

Yes Electric Bikes in this range

Protection against sun damage.

Tern NBD S5i Corrosion Resistance

Does it have corrosion resistance?

Yes 0 Votes Tern NBD S5i

Yes Electric Bikes in this range

Prevents rust from moisture exposure.

Tern NBD S5i Chemical Resistance

Does it have chemical resistance?

Yes 0 Votes Tern NBD S5i

Yes Electric Bikes in this range

Withstands exposure to chemicals/solvents.

Ergonomics & Adjustability ¹²

Tern NBD S5i Adjustable Stem

Does it have an adjustable stem?

Yes 0 Votes Tern NBD S5i

Yes Electric Bikes in this range

Stem can be raised/lowered or swapped for comfort.

Tern NBD S5i Adjustable Handlebar Height

Is the handlebar height adjustable?

Yes 0 Votes Tern NBD S5i

Yes Electric Bikes in this range

Handlebars can be moved vertically.

Tern NBD S5i Adjustable Saddle Height

Is the saddle height adjustable?

Yes 0 Votes Tern NBD S5i

Yes Electric Bikes in this range

Seatpost can be raised/lowered.

Tern NBD S5i Adjustable Seat Angle

Is the seat angle adjustable?

Yes 0 Votes Tern NBD S5i

Yes Electric Bikes in this range

Saddle tilt can be modified.

Tern NBD S5i Adjustable Seatpost Suspension

Does it have adjustable seatpost suspension?

Yes 0 Votes Tern NBD S5i

Yes Electric Bikes in this range

Seatpost suspension stiffness can be tuned.

Tern NBD S5i Handlebar Rotation Adjustment

Can the handlebars be rotated?

Yes 0 Votes Tern NBD S5i

Yes Electric Bikes in this range

Bars can rotate to fine-tune reach.

Tern NBD S5i Foldable Handlebars

Does it have foldable handlebars?

Yes 0 Votes Tern NBD S5i

Yes Electric Bikes in this range

Handlebars can fold for compact storage.

Tern NBD S5i Quick-Release Seatpost Clamp

Does it have a quick-release seatpost clamp?

No 0 Votes ~~Tern NBD S5i~~

Yes Electric Bikes in this range

tool-free seatpost adjustment.

Tern NBD S5i Tool-Free Stem Adjustment

Does it support tool-free stem adjustment?

Yes 0 Votes Tern NBD S5i

Yes Electric Bikes in this range

Allows stem adjustment without tools.

Tern NBD S5i Foldable Pedals

Does it have foldable pedals?

No 0 Votes ~~Tern NBD S5i~~

Yes Electric Bikes in this range

Pedals can fold for narrower storage.

Tern NBD S5i Adjustable Stem Angle

Is the stem angle adjustable?

Yes 0 Votes Tern NBD S5i

Yes Electric Bikes in this range

Stem tilt can be changed.

Tern NBD S5i Grip Diameter Options

What grip diameter options are offered?

80 Tern NBD S5i 0 Votes Multi Value

32 Electric Bikes in this range Medium

Different grip thicknesses for hand comfort.

Surveys

Because hot takes deserve votes.

Tern NBD S5i Battery Life

How long does the battery of this electric bike last on a single charge?

More than 120 km 0 Votes

80 to 120 km 0 Votes

50 to 80 km 0 Votes

30 to 50 km 0 Votes

Less than 30 km 0 Votes

Tern NBD S5i Charging Time

How long does it take to fully charge this electric bike?

Less than 2 hours 0 Votes

2 to 3 hours 0 Votes

4 to 6 hours 0 Votes

7 to 10 hours 0 Votes

More than 10 hours 0 Votes

Tern NBD S5i Riding Comfort

How comfortable is this electric bike to ride for daily use?

Super comfortable for long rides 0 Votes

Smooth and enjoyable 0 Votes

Decent for short rides 0 Votes

Somewhat uncomfortable on long rides 0 Votes

Feels rough and bumpy 0 Votes

Tern NBD S5i Speed and Performance

How fast can this electric bike go at top speed?

More than 50 km/h 0 Votes

40 to 50 km/h 0 Votes

30 to 40 km/h 0 Votes

20 to 30 km/h 0 Votes

Less than 20 km/h 0 Votes

Tern NBD S5i Durability and Build

How durable is this electric bike over long-term use?

Built to last many years 0 Votes

Feels reliable 0 Votes

Holds up okay 0 Votes

Needs frequent repairs 0 Votes

Breaks down quickly 0 Votes

Tern NBD S5i Ease of Use

How easy is it to use this electric bike for everyday riding?

Super easy and hassle-free 0 Votes

Simple and convenient 0 Votes

Pretty straightforward 0 Votes

Takes some time to learn 0 Votes

Really confusing 0 Votes

Tern NBD S5i Pricing

How do you feel about the price of your electric bike?

Great value for money 0 Votes

Pretty good price 0 Votes

Fair deal 0 Votes

Kinda pricey 0 Votes

Crazy expensive 0 Votes

Tern NBD S5i Design and Style

How appealing is the design and style of this electric bike?

Eye-catching and premium 0 Votes

Stylish and modern 0 Votes

Nice but not special 0 Votes

Basic and plain 0 Votes

Looks outdated 0 Votes

Tern NBD S5i Motor Power

How powerful is the motor performance of this electric bike?

Over 750 watts 0 Votes

500 to 750 watts 0 Votes

350 to 500 watts 0 Votes

250 to 350 watts 0 Votes

Under 250 watts 0 Votes

Tern NBD S5i Weight

How heavy is this electric bike to lift or carry?

Under 40 pounds 0 Votes

40 to 50 pounds 0 Votes

50 to 60 pounds 0 Votes

60 to 70 pounds 0 Votes

Over 70 pounds 0 Votes

Guides ¹

Yes, we brought proof.

Articles ¹

NBD S5i - Gen 1 Manual PDF Link

ternbicycles.com

8 months ago

Reviews ⁰

The good, the bad, and the brutally honest.

Average Rating

Tern

Tern NBD S5i

0 / 5 0 Reviews

Discussions ⁰

Thoughts, takes, and hot debates.

Awards ¹

Only the best made it here.

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10 Champs & 10 Wannabes — How do these bikes measure up against the rest?

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Tern NBD S5i

Highlights 104

Why is Tern NBD S5i better than other electric bikes ?

General Information

Dimensions

Motor & Performance

Battery & Charging

Drivetrain & Transmission

Brakes & Safety

Suspension & Comfort

Wheels & Tires

Electronics & Display

Connectivity & Smart Features

Accessories & Convenience

Warranty & Support

Safety & Protection

Environmental Resistance

Ergonomics & Adjustability

Comparisons 1

Quick Take

Tern NBD S5i

Specifications & Facts 143

General Information 14

Tern NBD S5i Rider Height Range

Tern NBD S5i

Score History (3)

Tern NBD S5i Rider Weight Capacity

Tern NBD S5i

Tern NBD S5i Bike Weight

Tern NBD S5i

Tern NBD S5i Model Name

Tern NBD S5i Series/Line

Tern NBD S5i Year of Release

Score History (3)

Tern NBD S5i Country of Origin

Score History (3)

Tern NBD S5i Intended Use

Score History (3)

Tern NBD S5i Frame Style

Score History (3)

Tern NBD S5i Foldable Design

Tern NBD S5i Gender Target

Score History (3)

Tern NBD S5i Rider Age Recommendation

Score History (3)

Tern NBD S5i Frame Material

Score History (3)

Tern NBD S5i Color Options

Dimensions 5

Tern NBD S5i Standover Height

Tern NBD S5i

Tern NBD S5i Folded Width

Tern NBD S5i

Tern NBD S5i Folded Depth

Tern NBD S5i

Tern NBD S5i Folded Height

Tern NBD S5i

Tern NBD S5i Handlebar Height Range

Score History (3)

Motor & Performance 11

Tern NBD S5i Motor Type

Score History (3)

Tern NBD S5i Motor Position

Score History (3)

Tern NBD S5i Throttle Mode

Score History (3)

Tern NBD S5i Regenerative Braking

Tern NBD S5i Class Rating

Score History (3)

Tern NBD S5i Cruise Control

Tern NBD S5i Walk Assist Mode

Tern NBD S5i Heat Protection

Tern NBD S5i Overheat Protection

Tern NBD S5i Torque

Tern NBD S5i Pedal Assist Levels

Score History (3)

Battery & Charging 14

Tern NBD S5i Battery Capacity

Tern NBD S5i

Tern NBD S5i Voltage

Tern NBD S5i

Highlights ¹⁰⁴

Comparisons ¹

Specifications & Facts ¹⁴³

General Information ¹⁴

Dimensions ⁵

Motor & Performance ¹¹

Battery & Charging ¹⁴

Drivetrain & Transmission ⁵

Brakes & Safety ¹⁰

Suspension & Comfort ⁶

Wheels & Tires ⁷

Electronics & Display ¹²

Connectivity & Smart Features ¹⁰