Brompton Electric T Line with Handlebar Control - 4-Speed Folding Bike
Pure Performance. Ultralight. Fully Electric. Titanium
The Brompton Electric T Line sets a new standard for electric folding bikes.Weighing just 14.1 kg (including the removable battery pack) and only 11.2 kg for the bike alone, this is the lightest Brompton Electric ever built and one of the lightest electric folding bikes in the world.
Every detail has been re-engineered to deliver unmatched performance, agility, and portability. It’s everything Brompton stands for, a fold designed for life with power and performance.
Brompton e-Motiq system:Powerful and portable
At the heart of the T Line Electric is Brompton’s e-Motiq rear-hub motor, first introduced on the Electric G Line.Now tuned specifically for the T Line, it delivers 250 W of power and 24 Nm of torque calibrated for smooth, consistent assistance that feels completely natural.
- Motor: Brompton e-Motiq rear hub (250 W / 24 Nm torque)
- Battery: 345 Wh removable power pack
- Range: Up to 90 km
- Charging time: 5 hours
- Torque Sensor: Matches motor output precisely to rider effort
- Assist Modes: 3 levels + Start Assist + Walk Assist
Quietly intelligent
The e-Motiq system adapts intelligently to your riding style.Over the first 100 km, it learns how you ride and then fine-tunes performance every 6 km for perfectly personalised power delivery.
Through the Brompton Electric app, riders can view accurate range predictions, adjust settings, and receive over-the-air firmware updates that keep the bike performing at its best.
The lightest Brompton electric bike
The T Line Electric is built from next-generation titanium and carbon components, pushing the limits of lightness and strength.Every part has been designed for the ultimate performance-to-weight ratio.
- Frame: Ultra-light titanium rear frame with precision-engineered carbon components
- Main frame: High-strength steel, handcrafted for durability
- Weight: Just 14.1 kg (including battery)
- Wheels: 16" lightweight Brompton design for compact portability
- Gearing: 4-speed system, smooth, efficient, and perfectly geared for city riding
This combination of advanced materials and refined geometry gives the T Line Electric a spirited, responsive ride that feels just as good folded as it does on the road.
Start Assist and Walk Assist Mode
For quick getaways or steep climbs, Start Assist gives an instant boost up to 6 km/h without pedalling perfect for traffic lights and hill starts.When walking the folded bike, Walk Assist powers the motor to help you glide along effortlessly, even on inclines.
Battery Safety and Reliability
Every Brompton Electric battery is assembled in London and independently certified to meet strict international electrical and fire safety standards.Brompton is proud to be listed on the Bicycle Association Register of Safety-Audited E-Bike Brands, ensuring the highest safety, quality, and compliance across its entire electric range.
All Brompton Electric bikes come with a 3-year electric system warranty as standard.
Compact Power, Iconic Design
The 345 Wh removable battery pack sits securely in a clip-on front bag, allowing easy charging anywhere. The system includes integrated front and rear lighting, powered directly from the e-Motiq motor.
Simply unclip the bag, fold the bike, and go.Lightweight, compact, and effortless, the Brompton Electric T Line redefines what an electric folding bike can be.
Included with Electric T Like - Electric Rolltop Bag - Small
A clever little bag designed to hold your Brompton Electric battery securely, with extra room for your daily essentials.
The bag is built from Ultra200X, an ultra-lightweight UHMWPE fabric that’s 15x stronger than steel, it’s one of the toughest materials out there yet weighs just 3.9 oz per square yard. So, you get maximum durability without the bulk.
The roll-top opening makes it easy to find what you need inside. With a 6-litre capacity, there’s space for the battery and a few extras, like your phone, charger, or a spare layer.
- Weight: 14.1kg with battery
- Speed: 4-speed
- Water bottle bosses included on stem
- Features handlebar control and display
- Uses Brompton e-motiq electric system
- Support features waterbottle mounts
- Internal cable routing
- Material: Titanium
- Folded Size: 25.4" (H) x 23.6" (W) x 12.6" (D)
- Main Frame: Grade 9 titanium tubes, welded main frame with cast titanium bottom bracket manifold
- Rear Frame: Advance Superlight rear frame with replaceable hanger, suspension block, and 54mm advanced roller wheels
- Fork: One-piece carbon fork and steerer with magnetic pedal holder
- Grips: Superlight lock-on foam grips
- Seatpost: Superlight standard seatpost (33")
- Saddle: Superlight Carbon
- Handlebar: Brompton Carbon Handlebar with Brompton e-motiq handlebar control
- Seatclamp: Machined aluminium seat clamp and rear frame clip in anodized matt black finish
- Hinge Clamps: Machined aluminium self-aligning hinge clamp levers and plates, anodized matt black finish
- Pedals: Superlight CNC aluminium pedal set with fixed right-hand and quick-release left-hand pedals
- Drivetrain: Brompton 4-speed drivetrain, 163% range
- Number of Gears: 4
- Chainset: Brompton Alu Chainset 2.0 with chainguard
- Bottom Bracket: FSA Mega Evo Bottom Bracket
- Headset: Grade 9 titanium diameter tubes with integrated headset and spring-loaded steerer catch hinge
- Shifters: 4-speed trigger shifter
- Sprockets: 11-13-15-18 tooth
- Derailleur: Patent-pending direct mount 4-speed derailleur
- Rear wheel: Single wall rim, e-motiq rear with 250W motor, providing assistance up to 25 km/h
- Front Wheel: Lightweight rim, double-butted spokes, aluminium hub with sealed bearings and allen key axle
- Tyres: Continental Contact Urban tyres
- Tubes: Tubolito S-tubo 34g tube with Presta valves
- Mudguards: Included
- Lighting: Brompton e-motiq integrated lighting
- Pump: Not included
- Rack: Not included
- Brakes: Dual Pivot Calipers
- Roller wheels: Advanced roller wheels
- Front Carrier: Large diameter front carrier block adaptor for all types of Brompton luggage
- On-Bike Accessories: Electric Rolltop Bag - Small, storm grey, 6L capacity
- Electric Rolltop Bag Dimensions: 25 x 24 x 18cm
- There are three handlebar types, offering different riding positions for varying heights of rider and riding styles.
- Low: A straight handlebar. Ideal for those who like to race about town and have experience of riding Brompton bikes. The bar gives the bike a sporty feel.
- Mid: A riser style handlebar. The most popular handlebar type, it creates a relaxed neutral position for most riders. For smaller rider a mid bar provides an upright dutch bike position.
- High: A riser style handlebar with a longer stem. The high bars create a dutch bike position putting the rider very upright. The high bar is ideal for taller riders who want a relaxed feel.
Pure Performance. Ultralight. Fully Electric. Titanium
The Brompton Electric T Line sets a new standard for electric folding bikes.Weighing just 14.1 kg (including the removable battery pack) and only 11.2 kg for the bike alone, this is the lightest Brompton Electric ever built and one of the lightest electric folding bikes in the world.
Every detail has been re-engineered to deliver unmatched performance, agility, and portability. It’s everything Brompton stands for, a fold designed for life with power and performance.
Brompton e-Motiq system:Powerful and portable
At the heart of the T Line Electric is Brompton’s e-Motiq rear-hub motor, first introduced on the Electric G Line.Now tuned specifically for the T Line, it delivers 250 W of power and 24 Nm of torque calibrated for smooth, consistent assistance that feels completely natural.
- Motor: Brompton e-Motiq rear hub (250 W / 24 Nm torque)
- Battery: 345 Wh removable power pack
- Range: Up to 90 km
- Charging time: 5 hours
- Torque Sensor: Matches motor output precisely to rider effort
- Assist Modes: 3 levels + Start Assist + Walk Assist
Quietly intelligent
The e-Motiq system adapts intelligently to your riding style.Over the first 100 km, it learns how you ride and then fine-tunes performance every 6 km for perfectly personalised power delivery.
Through the Brompton Electric app, riders can view accurate range predictions, adjust settings, and receive over-the-air firmware updates that keep the bike performing at its best.
The lightest Brompton electric bike
The T Line Electric is built from next-generation titanium and carbon components, pushing the limits of lightness and strength.Every part has been designed for the ultimate performance-to-weight ratio.
- Frame: Ultra-light titanium rear frame with precision-engineered carbon components
- Main frame: High-strength steel, handcrafted for durability
- Weight: Just 14.1 kg (including battery)
- Wheels: 16" lightweight Brompton design for compact portability
- Gearing: 4-speed system, smooth, efficient, and perfectly geared for city riding
This combination of advanced materials and refined geometry gives the T Line Electric a spirited, responsive ride that feels just as good folded as it does on the road.
Start Assist and Walk Assist Mode
For quick getaways or steep climbs, Start Assist gives an instant boost up to 6 km/h without pedalling perfect for traffic lights and hill starts.When walking the folded bike, Walk Assist powers the motor to help you glide along effortlessly, even on inclines.
Battery Safety and Reliability
Every Brompton Electric battery is assembled in London and independently certified to meet strict international electrical and fire safety standards.Brompton is proud to be listed on the Bicycle Association Register of Safety-Audited E-Bike Brands, ensuring the highest safety, quality, and compliance across its entire electric range.
All Brompton Electric bikes come with a 3-year electric system warranty as standard.
Compact Power, Iconic Design
The 345 Wh removable battery pack sits securely in a clip-on front bag, allowing easy charging anywhere. The system includes integrated front and rear lighting, powered directly from the e-Motiq motor.
Simply unclip the bag, fold the bike, and go.Lightweight, compact, and effortless, the Brompton Electric T Line redefines what an electric folding bike can be.
Included with Electric T Like - Electric Rolltop Bag - Small
A clever little bag designed to hold your Brompton Electric battery securely, with extra room for your daily essentials.
The bag is built from Ultra200X, an ultra-lightweight UHMWPE fabric that’s 15x stronger than steel, it’s one of the toughest materials out there yet weighs just 3.9 oz per square yard. So, you get maximum durability without the bulk.
The roll-top opening makes it easy to find what you need inside. With a 6-litre capacity, there’s space for the battery and a few extras, like your phone, charger, or a spare layer.
- Weight: 14.1kg with battery
- Speed: 4-speed
- Water bottle bosses included on stem
- Features handlebar control and display
- Uses Brompton e-motiq electric system
- Support features waterbottle mounts
- Internal cable routing
- Material: Titanium
- Folded Size: 25.4" (H) x 23.6" (W) x 12.6" (D)
- Main Frame: Grade 9 titanium tubes, welded main frame with cast titanium bottom bracket manifold
- Rear Frame: Advance Superlight rear frame with replaceable hanger, suspension block, and 54mm advanced roller wheels
- Fork: One-piece carbon fork and steerer with magnetic pedal holder
- Grips: Superlight lock-on foam grips
- Seatpost: Superlight standard seatpost (33")
- Saddle: Superlight Carbon
- Handlebar: Brompton Carbon Handlebar with Brompton e-motiq handlebar control
- Seatclamp: Machined aluminium seat clamp and rear frame clip in anodized matt black finish
- Hinge Clamps: Machined aluminium self-aligning hinge clamp levers and plates, anodized matt black finish
- Pedals: Superlight CNC aluminium pedal set with fixed right-hand and quick-release left-hand pedals
- Drivetrain: Brompton 4-speed drivetrain, 163% range
- Number of Gears: 4
- Chainset: Brompton Alu Chainset 2.0 with chainguard
- Bottom Bracket: FSA Mega Evo Bottom Bracket
- Headset: Grade 9 titanium diameter tubes with integrated headset and spring-loaded steerer catch hinge
- Shifters: 4-speed trigger shifter
- Sprockets: 11-13-15-18 tooth
- Derailleur: Patent-pending direct mount 4-speed derailleur
- Rear wheel: Single wall rim, e-motiq rear with 250W motor, providing assistance up to 25 km/h
- Front Wheel: Lightweight rim, double-butted spokes, aluminium hub with sealed bearings and allen key axle
- Tyres: Continental Contact Urban tyres
- Tubes: Tubolito S-tubo 34g tube with Presta valves
- Mudguards: Included
- Lighting: Brompton e-motiq integrated lighting
- Pump: Not included
- Rack: Not included
- Brakes: Dual Pivot Calipers
- Roller wheels: Advanced roller wheels
- Front Carrier: Large diameter front carrier block adaptor for all types of Brompton luggage
- On-Bike Accessories: Electric Rolltop Bag - Small, storm grey, 6L capacity
- Electric Rolltop Bag Dimensions: 25 x 24 x 18cm
- There are three handlebar types, offering different riding positions for varying heights of rider and riding styles.
- Low: A straight handlebar. Ideal for those who like to race about town and have experience of riding Brompton bikes. The bar gives the bike a sporty feel.
- Mid: A riser style handlebar. The most popular handlebar type, it creates a relaxed neutral position for most riders. For smaller rider a mid bar provides an upright dutch bike position.
- High: A riser style handlebar with a longer stem. The high bars create a dutch bike position putting the rider very upright. The high bar is ideal for taller riders who want a relaxed feel.
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