Brompton Electric T Line Facts: 144 Specifications & 43 Highlights
Need the real scoop on the Brompton Electric T Line? See why drivers prefer it after reviewing all 144 specs & performance — especially the general information, dimensions, motor & performance & battery & charging.
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Moderator 
Highlights 43
No extras. Just what matters.Why is Brompton Electric T Line better than other electric bikes ?
Battery & Charging
- Removable Battery Eases Charging and Replacement
- Supports Fast Charging Support
- Secure Lock Protects Battery
- Supports Swapping for Unlimited Range
Drivetrain & Transmission
Scroll down for more factsBrakes & Safety
Scroll down for more factsElectronics & Display
- USB Port Keeps Devices Powered
- Syncs With Apps for Extra Features
- Has Backlit Display to Improves Night Riding
- Has Speedometer
- Has Odometer
- Has Battery Indicator
- Has Trip Meter
Connectivity & Smart Features
- Supports Over-the-Air Firmware Updates
- Bluetooth Connectivity Syncs With Devices
- Records Ride Data for Training and Tracking
Accessories & Convenience
- Fenders Improve Comfort in Wet Weather
- Basket Compatibility Improves Utility
- Supports Tool-Free Adjustments
Warranty & Support
- Wide Service Network Improves Access
- Extended Warranty Available for Peace of Mind
- Spare Parts Availability Ensures Easy Repair
Safety & Protection
- Includes Overload Protection
- Features Safety Lock Switch
- Has Soft Start Feature
- Includes Vibration Control
- Has Auto Shutoff After Idle
- Has Reflective Tire Stripes
Environmental Resistance
Scroll down for more factsComparisons 1
Make your choice now!
Quick Take
The essentials that matter—nothing extraA fast snapshot of the Brompton Electric T Line, covering its standout specification and what you can expect right out of the box.
The Brompton Electric T Line is the world's lightest folding electric bike, weighing just around 15 kg, crafted from titanium for ultimate portability. With a refined 250W front hub motor and advanced torque sensor, it delivers smooth, natural power assist.
Specifications & Facts 144
Specs measured. Drama avoided.Specs are just the beginning. With 144 to explore, the Brompton Electric T Line electric bike offers more than meets the eye — we let the data and drivers do the talking.
General Information 13
Brompton Electric T Line Frame Material
What is the frame material?
0 Brompton Electric T Line 0 Votes Titanium
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Titanium resists corrosion and keeps weight down vs steel, ideal for daily commuting in all weather.
Core frame material impacts weight, stiffness, and durability.
Brompton Electric T Line Color Options
What color options are offered?
0 Brompton Electric T Line 0 Votes Grey
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“Blasted Titanium” finish has a raw-metal aesthetic that hides scuffs better than paint.
Available finishes for aesthetic preference.
Brompton Electric T Line Bike Weight
What is the bike’s weight?
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That’s about 14.1 kg—very light for an electric folder, so it’s easy to carry up stairs or onto trains.
total weight affects portability and handling.
Brompton Electric T Line Year of Release
What is the release year?
0 Brompton Electric T Line 0 Votes 2025
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Model year indicates recency of design/features.
Brompton Electric T Line Model Name
What is the model name?
0 Brompton Electric T Line 0 Votes Electric T Line
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Brand’s exact model identifier.
Brompton Electric T Line Series/Line
What is the series or line?
0 Brompton Electric T Line 0 Votes T Line
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Family/line the model belongs to.
Dimensions 4
Brompton Electric T Line Folded Width
What is the folded width?
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Roughly 32.0 cm wide—about the width of a standard backpack, so it tucks beside a desk or seat.
Bike width when folded for storage.
Brompton Electric T Line Folded Depth
What is the folded depth?
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About 64.5 cm long—fits in most car boots without removing wheels.
Bike length when folded down.
Brompton Electric T Line Folded Height
What is the folded height?
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Around 60.0 cm tall—similar to a carry-on suitcase height when folded.
Folded bike height from ground up.
Brompton Electric T Line Seatpost Height Range
What is the seatpost height range?
0 Brompton Electric T Line 0 Votes Adjustable
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Minimum and maximum seatpost extension for rider fit.
Motor & Performance 12
Brompton Electric T Line Pedal Assist Levels
How many pedal assist levels are available?
0 Brompton Electric T Line 0 Votes 3 Levels
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Three modes = low/med/high; most riders cruise on “med” and bump to “high” for hills.
Number of selectable pedal-assist modes.
Brompton Electric T Line Motor Power
What is the motor power?
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0.25 kW nominal output—EU/UK legal limit for pedelecs; tuned for efficiency over brute force.
Continuous rated motor output.
Brompton Electric T Line Torque
What is the motor torque?
Electric Bike in this range Who knows?
About 17.7 lb-ft—adequate for punchy city starts; downshift on steeper hills for best results.
Torque output for hill climbing and acceleration.
Brompton Electric T Line Top Speed
What is the assisted top speed?
Electric Bike in this range Who knows?
Equals 25 km/h pedal-assist cut-off (EU/UK standard), so it’s road-legal for cycle lanes.
Maximum pedal-assist or throttle-assisted speed.
Brompton Electric T Line Class Rating
What is the bike’s class rating?
0 Brompton Electric T Line 0 Votes Class 1
Electric Bike in this range Who knows?
Pedal-assist only (no throttle) up to 20 mph / 25 km/h, mapping to EU/UK regs.
US classification system limiting assistspeed.
Brompton Electric T Line Walk Assist Mode
Does it support walk assist mode?
Yes 0Votes Brompton Electric T Line
Electric Bike in this range Who knows?
Helpful for ramps or station platforms; nudges the bike along at walking pace when you’re off the saddle.
Assists at low speed for pushing uphill.
Battery & Charging 12
Brompton Electric T Line Battery Capacity
What is the battery capacity?
Electric Bike in this range Who knows?
That’s 0.345 kWh; typical city users see ~40–90 km depending on terrain and assist.
total energy storage of the battery.
Brompton Electric T Line Voltage
What is the battery voltage?
Electric Bike in this range Who knows?
Standard e-bike system voltage; pairs with the 345 Wh pack for balanced power and range.
Nominal electrical output of the pack.
Brompton Electric T Line Removable Battery
Is the battery removable?
Yes 0Votes Brompton Electric T Line
Electric Bike in this range Who knows?
Lives in the front bag—easy to bring indoors to charge; removing it trims ~2–3 kg when carrying the bike.
Can the battery be detached for charging?
Brompton Electric T Line Charging Time
What is the charging time?
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From low to full on the standard charger; ~0–80% in ~3.5 h is a practical “top-up” window.
Time to reach full charge.
Brompton Electric T Line Fast Charging Support
Does it support fast charging?
Yes 0Votes Brompton Electric T Line
Electric Bike in this range Who knows?
Works with the optional higher-amp charger to cut charge time roughly in half; handy for office top-ups.
Enables accelerated charging.
Brompton Electric T Line Range (Min)
What is the minimum range?
Electric Bike in this range Who knows?
About 40 km on hilly routes or high assist; plan conservatively in winter or with heavier loads.
Minimum expected riding distance per charge.
Drivetrain & Transmission 9
Brompton Electric T Line Gear Type
What is the gear type?
0 Brompton Electric T Line 0 Votes Multi-Speed
Electric Bike in this range Who knows?
4-speed system balances compact fold with enough range for stop-start city riding.
Defines whether the drivetrain has one or multiple gears.
Brompton Electric T Line Freewheel/Cassette Type
What is the freewheel/cassette type?
0 Brompton Electric T Line 0 Votes 4-speed, 11–18T
Electric Bike in this range Who knows?
Compact 4-sprocket setup keeps wheel light for quicker accelerations from traffic lights.
Identifies style/size for drivetrain compatibility.
Brompton Electric T Line Gear Range
How many gears does it have?
0 Brompton Electric T Line 0 Votes 11–18T
Electric Bike in this range Who knows?
The 11–18T cluster favors brisk urban speeds; drop a gear early for climbs to keep cadence smooth.
Number of selectable gears available.
Brompton Electric T Line Chain/Belt Drive Type
What is the drive type?
0 Brompton Electric T Line 0 Votes Chain
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Type of primary drive system.
Brompton Electric T Line Chain/Belt Guard
Does it include a chain/belt guard?
Yes 0Votes Brompton Electric T Line
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Protection cover prevents dirt and clothing snags.
Brompton Electric T Line Belt/Chain Tension Adjustment
Does it have belt/chain tension adjustment?
Yes 0Votes Brompton Electric T Line
Electric Bike in this range Who knows?
Allows adjustment for smooth performance.
Brakes & Safety 8
Brompton Electric T Line Brake Type
What is the brake type?
0 Brompton Electric T Line 0 Votes Caliper
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Dual-pivot calipers bite the rim—lighter than discs; keep pads and rims clean for best wet-weather braking.
Main brake technology used.
Brompton Electric T Line Brake Actuation
What is the brake actuation?
0 Brompton Electric T Line 0 Votes Mechanical
Electric Bike in this range Who knows?
Cable-actuated—simple to service and easy to adjust at home with basic tools.
Method of brake force transfer.
Brompton Electric T Line Headlight
Does it have a headlight?
Yes 0Votes Brompton Electric T Line
Electric Bike in this range Who knows?
Bright, road-legal beam pattern aimed low—improves visibility without dazzling oncoming traffic.
Front light for visibility.
Brompton Electric T Line ABS (Anti-lock Braking System)
Does it have ABS?
No 0Votes Brompton Electric T Line
Electric Bike in this range Who knows?
Prevents wheel lockup during braking.
Brompton Electric T Line Parking Brake
Does it have a parking brake?
No 0Votes Brompton Electric T Line
Electric Bike in this range Who knows?
Secures bike when stationary.
Brompton Electric T Line Turn Signals
Does it have turn signals?
No 0Votes Brompton Electric T Line
Electric Bike in this range Who knows?
Indicators for directional intent.
Suspension & Comfort 8
Brompton Electric T Line Front Suspension Type
What is the front suspension type?
0 Brompton Electric T Line 0 Votes Rigid
Electric Bike in this range Who knows?
Type of front fork or rigid setup.
Brompton Electric T Line Suspension Travel (Rear)
What is the rear suspension travel?
Electric Bike in this range Who knows?
Maximum rear shock compression distance.
Brompton Electric T Line Suspension Lockout
Does it have suspension lockout?
No 0Votes Brompton Electric T Line
Electric Bike in this range Who knows?
Allows suspension to be locked rigid for efficiency.
Brompton Electric T Line Saddle Type
What is the saddle type?
0 Brompton Electric T Line 0 Votes Performance
Electric Bike in this range Who knows?
Style of saddle affecting ride posture.
Brompton Electric T Line Saddle Padding
What padding is used in the saddle?
0 Brompton Electric T Line 0 Votes None
Electric Bike in this range Who knows?
Cushion material inside the saddle.
Brompton Electric T Line Handlebar Type
What is the handlebar type?
0 Brompton Electric T Line 0 Votes Flat
Electric Bike in this range Who knows?
Shape of handlebars influencing ergonomics.
Wheels & Tires 10
Brompton Electric T Line Wheel Size
What is the wheel size?
Electric Bike in this range Who knows?
ISO 349 mm—small wheels accelerate fast and keep the overall folded size ultra-compact.
Diameter of the wheels.
Brompton Electric T Line Tire Width
What is the tire width?
Electric Bike in this range Who knows?
About 35 mm—a sweet spot between nimble handling and comfort on city streets.
Cross-sectional width of the tire.
Brompton Electric T Line Rim Material
What is the rim material?
0 Brompton Electric T Line 0 Votes Aluminum
Electric Bike in this range Who knows?
Double-wall alloy rims balance durability and weight; easy to true at most bike shops.
Main material used for rims.
Brompton Electric T Line Puncture Protection Layer
Does it have a puncture protection layer?
Yes 0Votes Brompton Electric T Line
Electric Bike in this range Who knows?
Stock urban tires include a breaker layer—fewer flats on debris-strewn commutes.
Built-in tire shield against flats.
Brompton Electric T Line Tire Pressure (Recommended Max)
What is the maximum recommended tire pressure?
Electric Bike in this range Who knows?
That’s 8.0 bar / 800 kPa; run a bit lower (e.g., 70–90 psi / 4.8–6.2 bar) for comfort and grip.
Maximum manufacturer-recommended PSI.
Brompton Electric T Line Tire Type
What is the tire type?
0 Brompton Electric T Line 0 Votes Pneumatic
Electric Bike in this range Who knows?
General construction of tires.
Electronics & Display 11
Brompton Electric T Line USB Charging Port
Does it have a USB charging port?
Yes 0Votes Brompton Electric T Line
Electric Bike in this range Who knows?
Handy for topping up a phone or light at 5 V; think “trickle charge”—best used while parked.
Lets rider charge devices while riding.
Brompton Electric T Line Smartphone App Integration
Does it support smartphone app integration?
Yes 0Votes Brompton Electric T Line
Electric Bike in this range Who knows?
App shows ride stats, battery %, and lets you tweak assistance—great for dialing in your commute.
Connects display to mobile apps.
Brompton Electric T Line Display Location
Where is the display located?
0 Brompton Electric T Line 0 Votes Center
Electric Bike in this range Who knows?
Position of the display unit.
Brompton Electric T Line Display Backlight
Does it have a display backlight?
Yes 0Votes Brompton Electric T Line
Electric Bike in this range Who knows?
Allows visibility in low light.
Brompton Electric T Line Display Removable
Is the display removable?
No 0Votes Brompton Electric T Line
Electric Bike in this range Who knows?
Screen can be detached for security.
Brompton Electric T Line Speedometer
Does it have a speedometer?
Yes 0Votes Brompton Electric T Line
Electric Bike in this range Who knows?
Indicates current riding speed.
Connectivity & Smart Features 9
Brompton Electric T Line Over-the-Air Firmware Updates
Does it support OTA firmware updates?
Yes 0Votes Brompton Electric T Line
Electric Bike in this range Who knows?
Updates arrive via the app so performance refinements roll in without a shop visit.
Updates system software wirelessly.
Brompton Electric T Line Bluetooth Connectivity
Does it have Bluetooth connectivity?
Yes 0Votes Brompton Electric T Line
Electric Bike in this range Who knows?
Enables pairing with smartphones and accessories.
Brompton Electric T Line Wi-Fi Connectivity
Does it have Wi-Fi connectivity?
No 0Votes Brompton Electric T Line
Electric Bike in this range Who knows?
Allows wireless updates and app features.
Brompton Electric T Line ANT+/Fitness Sensor Support
Does it support ANT+ fitness sensors?
No 0Votes Brompton Electric T Line
Electric Bike in this range Who knows?
Compatible with fitness trackers and sensors.
Brompton Electric T Line Smartphone Mount
Does it include a smartphone mount?
No 0Votes Brompton Electric T Line
Electric Bike in this range Who knows?
Built-in or included phone holder.
Brompton Electric T Line Navigation Integration
Does it support navigation integration?
No 0Votes Brompton Electric T Line
Electric Bike in this range Who knows?
Links to GPS or apps for route guidance.
Accessories & Convenience 11
Brompton Electric T Line Fenders
Are fenders included?
Yes 0Votes Brompton Electric T Line
Electric Bike in this range Who knows?
Full-length mudguards keep road spray off clothes—especially helpful in business attire.
Protects rider from splashes and debris.
Brompton Electric T Line Basket Compatibility
Is it basket compatible?
Yes 0Votes Brompton Electric T Line
Electric Bike in this range Who knows?
Works with Brompton’s front-mount luggage system—click on/off without straps, even when folded.
Supports front or rear basket attachment.
Brompton Electric T Line Tool-Free Adjustments
Does it support tool-free adjustments?
Yes 0Votes Brompton Electric T Line
Electric Bike in this range Who knows?
Quick-release seatpost and folding clamps let you tweak fit and fold speed without tools.
Allows adjustments without tools.
Brompton Electric T Line Rear Rack
Is a rear rack included?
No 0Votes Brompton Electric T Line
Electric Bike in this range Who knows?
Not included on this trim; front luggage carries daily loads without affecting the fold.
Indicates if bike comes with a cargo rack.
Brompton Electric T Line Kickstand
Is a kickstand included?
No 0Votes Brompton Electric T Line
Electric Bike in this range Who knows?
Indicates whether a kickstand comes standard.
Brompton Electric T Line Child Seat Compatibility
Is it child seat compatible?
No 0Votes Brompton Electric T Line
Electric Bike in this range Who knows?
Allows mounting a child seat safely.
Warranty & Support 8
Brompton Electric T Line Warranty Length (Frame)
What is the frame warranty length?
Electric Bike in this range Who knows?
Registration typically required; 7 years ≈ 84 months of coverage for the frame.
Coverage period for the bike frame.
Brompton Electric T Line Warranty Length (Battery)
What is the battery warranty length?
Electric Bike in this range Who knows?
Commonly paired with ~500 cycles guidance; store indoors and avoid deep discharge to extend life.
Duration of coverage for the battery.
Brompton Electric T Line Service Center Network
Is there a service center network?
Yes 0Votes Brompton Electric T Line
Electric Bike in this range Who knows?
Brompton Junction stores and accredited retailers simplify parts and service when you’re traveling.
Access to authorized service locations.
Brompton Electric T Line Warranty Length (Motor)
What is the motor warranty length?
Electric Bike in this range Who knows?
Warranty coverage for the motor.
Brompton Electric T Line Warranty Length (Electronics)
What is the electronics warranty length?
Electric Bike in this range Who knows?
Coverage for onboard electronics/display.
Brompton Electric T Line Extended Warranty Availability
Is extended warranty available?
Yes 0Votes Brompton Electric T Line
Electric Bike in this range Who knows?
Option to purchase longer coverage.
Safety & Protection 11
Brompton Electric T Line Overload Protection
Does it include overload protection?
Yes 0Votes Brompton Electric T Line
Electric Bike in this range Who knows?
Prevents damage from excessive electrical draw.
Brompton Electric T Line Safety Lock Switch
Does it have a safety lock switch?
Yes 0Votes Brompton Electric T Line
Electric Bike in this range Who knows?
Lockout switch prevents accidental activation.
Brompton Electric T Line Soft Start Feature
Does it have a soft start feature?
Yes 0Votes Brompton Electric T Line
Electric Bike in this range Who knows?
Limits sudden torque on startup for smoother control.
Brompton Electric T Line Vibration Control
Does it include vibration control?
Yes 0Votes Brompton Electric T Line
Electric Bike in this range Who knows?
System or design to reduce vibrations.
Brompton Electric T Line Crash Sensor
Does it have a crash sensor?
No 0Votes Brompton Electric T Line
Electric Bike in this range Who knows?
Detects crashes and may trigger alerts.
Brompton Electric T Line Auto Shutoff After Idle
Does it have auto shutoff after idle?
Yes 0Votes Brompton Electric T Line
Electric Bike in this range Who knows?
Powers down bike after inactivity.
Environmental Resistance 6
Brompton Electric T Line Dust Rating
What is the dust rating?
0 Brompton Electric T Line 0 Votes IP5X
Electric Bike in this range Who knows?
Protection against dust ingress.
Brompton Electric T Line Water Immersion Rating
What is the water immersion rating?
0 Brompton Electric T Line 0 Votes IPX5
Electric Bike in this range Who knows?
Depth resistance beyond splash.
Brompton Electric T Line UV Resistance
Does it have UV resistance?
Yes 0Votes Brompton Electric T Line
Electric Bike in this range Who knows?
Protection against sun damage.
Brompton Electric T Line Corrosion Resistance
Does it have corrosion resistance?
Yes 0Votes Brompton Electric T Line
Electric Bike in this range Who knows?
Prevents rust from moisture exposure.
Brompton Electric T Line Shock Resistance
What is the shock resistance rating?
0 Brompton Electric T Line 0 Votes IK08
Electric Bike in this range Who knows?
Structural strength against impacts.
Brompton Electric T Line Chemical Resistance
Does it have chemical resistance?
Yes 0Votes Brompton Electric T Line
Electric Bike in this range Who knows?
Withstands exposure to chemicals/solvents.
Ergonomics & Adjustability 12
Brompton Electric T Line Foldable Pedals
Does it have foldable pedals?
Yes 0Votes Brompton Electric T Line
Electric Bike in this range Who knows?
Left pedal folds to slim the profile; right is a quick-release—reduces snagging in tight spaces.
Pedals can fold for narrower storage.
Brompton Electric T Line Adjustable Stem
Does it have an adjustable stem?
No 0Votes Brompton Electric T Line
Electric Bike in this range Who knows?
Stem can be raised/lowered or swapped for comfort.
Brompton Electric T Line Adjustable Handlebar Height
Is the handlebar height adjustable?
No 0Votes Brompton Electric T Line
Electric Bike in this range Who knows?
Handlebars can be moved vertically.
Brompton Electric T Line Adjustable Saddle Height
Is the saddle height adjustable?
Yes 0Votes Brompton Electric T Line
Electric Bike in this range Who knows?
Seatpost can be raised/lowered.
Brompton Electric T Line Adjustable Seat Angle
Is the seat angle adjustable?
Yes 0Votes Brompton Electric T Line
Electric Bike in this range Who knows?
Saddle tilt can be modified.
Brompton Electric T Line Adjustable Seatpost Suspension
Does it have adjustable seatpost suspension?
No 0Votes Brompton Electric T Line
Electric Bike in this range Who knows?
Seatpost suspension stiffness can be tuned.
Surveys
Because hot takes deserve votes.Brompton Electric T Line Battery Life
How long does the battery of this electric bike last on a single charge?
Brompton Electric T Line Charging Time
How long does it take to fully charge this electric bike?
Brompton Electric T Line Riding Comfort
How comfortable is this electric bike to ride for daily use?
Brompton Electric T Line Speed and Performance
How fast can this electric bike go at top speed?
Brompton Electric T Line Durability and Build
How durable is this electric bike over long-term use?
Brompton Electric T Line Ease of Use
How easy is it to use this electric bike for everyday riding?
Brompton Electric T Line Pricing
How do you feel about the price of your electric bike?
Brompton Electric T Line Design and Style
How appealing is the design and style of this electric bike?
Brompton Electric T Line Motor Power
How powerful is the motor performance of this electric bike?
Brompton Electric T Line Weight
How heavy is this electric bike to lift or carry?
Guides 1
Yes, we brought proof.Files 1
Brompton Electric Owners Manual - English
Reviews 0
The good, the bad, and the brutally honest.Average Rating
Discussions 0
Thoughts, takes, and hot debates.Awards 0
Only the best made it here.Collections 0
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