Electric G Line

It goes as far as you go.

What is the Brompton Electric G Line?

The iconic folding bike, with the power to go further.

Electric G Line combines the ride feel of a full-size bike with Brompton's compact fold and the smooth assistance of our Electric system. Bigger wheels, confident handling and pedal-assist make it our most capable electric bike yet.

Electric G Line specs and key details

Powerful hydraulic disc brakes bring confidence to every ride. Bigger 20-inch wheels smooth out rough roads, while the aluminum fork and integrated mounting bosses open up more ways to carry what you need.

Brompton's e-Motiq System delivers smooth, natural assistance whenever you need it.

Colors
Weight without battery	From 34.6 lb
Total weight	From 42.9 lb
Material	Steel
Gears	4
Included	Roller Rack Wide platform quick release pedals Fenders Hydraulic disc brakes

The electric gravel bike ready for adventure

Go further

Electric G Line helps you go further with less effort. Brompton's e-Motiq system delivers smooth, natural assistance when you need it most, making hills, headwinds and longer rides feel easier. With up to 55 miles of range on a single charge, there's more within reach.

Tested for durability, serious about safety

The e-Motiq electric system was engineered by the same approach trusted by the automotive and aerospace industries, delivering exceptional quality, reliability and safety.

All our electric bikes are independently certified to the UL2849 standard, one of the most comprehensive electrical safety standards in the e-bike industry.

Quietly intelligent

The more you ride, the smarter it gets. The e-Motiq system learns how you ride, delivering more accurate range predictions and personalized ride insights over time.

The intuitive handlebar controller lets you switch assistance modes without taking your hands off the bars, while the Brompton app keeps everything you need within easy reach.

Handbuilt in London

For over 50 years, Brompton has designed and handbuilt folding bikes in London. Every Electric G Line is assembled with the same care, precision and attention to detail that has defined every Brompton since 1975, bringing together British craftsmanship and electric innovation in one bike.

An Electric G Line in your size

Electric G Line comes in three easy-to-choose sizes based on your height. Small, medium or large. The single-size frame has varying stem and seatpost heights, developed and tested with a world-leading bike fit expert for the best ride experience.

Test ride the Electric G Line

Take the Electric G Line for a spin at your nearest Brompton store or authorized retailer.

Try Brompton

Electric G Line warranty and guarantee

Register your Brompton Electric G Line to enjoy a 7-year unlimited mileage main frame warranty, a 2-year warranty on non-wearing parts and a 3-year electric system warranty.