Brompton A Line vs Trek Madone SL 7

Load Carrying Capacity	--	Combined weight of bicycle, rider, and cargo of 275 pounds (125 kg)
Drivetrain	Brompton 3 speed drivetrain, 177% range	--
Riding Modes	3 Speed (Utility)	--
Frame	Main Frame: Precision drawn heat-treated steel tubing with hand brazing and selected auto-brazed joints Rear Frame: Hand brazed cold-formed micro-alloy steel tubing	500 Series OCLV Carbon, KVF (Kammtail Virtual Foil) tube shape, adjustable top tube IsoSpeed, invisible cable routing, 3S aero chain keeper, flat mount disc, Duo Trap S compatible, 142 x 12 mm thru axle
Stem	--	Size : 50 - Bontrager Pro, 31.8 mm, Blendr compatible, 7 degree, 80 mm length Size : 52, 54 - Bontrager Pro, 31.8 mm, Blendr compatible, 7 degree, 90 mm length Size : 56, 58 - Bontrager Pro, 31.8 mm, Blendr compatible, 7 degree, 100 mm length Size : 60, 62 - Bontrager Pro, 31.8 mm, Blendr compatible, 7 degree, 110 mm length
Handle Bar	Mid handlebar	Size : 50, 52 - Bontrager Elite Aero VR-CF, alloy, 31.8 mm, invisible cable routing, 93 mm reach, 123 mm drop, 40cm width Size : 54, 56 - Bontrager Elite Aero VR-CF, alloy, 31.8 mm, invisible cable routing, 93 mm reach, 123 mm drop, 42cm width Size : 58, 60, 62 - Bontrager Elite Aero VR-CF, alloy, 31.8 mm, invisible cable routing, 93 mm reach, 123 mm drop, 44cm width
Fork	Steel Brazed Fork	Madone KVF full carbon, tapered carbon steerer, invisible cable routing, flat mount disc, carbon dropouts, 12 x 100 mm thru axle
Seatpost	Extended, Silver (35")	Size : 50, 52, 54, 56 - Madone aero carbon internal seatmast cap, integrated light mount, 25 mm offset, short length Size : 58, 60, 62 - Madone aero carbon internal seatmast cap, integrated light mount, 25 mm offset, tall length
Grip	Push-on Rubber Grips	--
Crankset	--	Size : 50, 52 - Shimano Ultegra R8000, 50/34 (compact), 170 mm length Size : 54, 56 - Shimano Ultegra R8000, 50/34 (compact), 172.5 mm length Size : 58, 60, 62 - Shimano Ultegra R8000, 50/34 (compact), 175 mm length
Pedals	Non-folding Composite Pedals	--
Chain	6061 forged aluminium crank with 44T chainring and integrated chainguard	Shimano Ultegra HG701, 11-speed
Shifters	Brompton 3 Speed Shifter	Shimano Ultegra Di2, R8070, 11-speed
Saddle	A Line saddle with black rails 147mm width Composite seat clamp and rear frame clip in matt black finish	Bontrager Aeolus Comp, steel rails, 145 mm width
Headset	Brompton Headset	--
Derailleur Front	--	Shimano Ultegra R8050 Di2, braze-on
Derailleur Rear	Brompton Chain Pusher	Shimano Ultegra R8050 Di2, short cage, 30T max cog
Cassette	--	Shimano Ultegra R8000, 11-30, 11 speed
Sprocket	13 Tooth	--
Bottom Bracket	Square taper bottom bracket	Trek BB90

Front	Schwalbe Marathon Racer	Bontrager R3 Hard-Case Lite, aramid bead, 120 tpi, 700 x 25c
Rear	Schwalbe Marathon Racer	Bontrager R3 Hard-Case Lite, aramid bead, 120 tpi, 700 x 25c
Wheel / RIM	Rear Wheel: Double-wall rim, 28 spoke, Brompton Standard ratio 3 speed internal gear hub, 13 tooth sprocket Front Wheel: Double wall rims, 28 spokes laced to a Brompton front hub	Front : Bontrager Aeolus Pro 5, OCLV Carbon, Tubeless Ready, 19.5 mm rim width, 50 mm rim depth, 100 x 12 thru axle Rear : Bontrager Aeolus Pro 5, OCLV Carbon, Tubeless Ready, 19.5 mm rim width, 50 mm rim depth, Shimano 11-speed freehub, 142 x 12 thru axle
Tube	Schrader Valve	--

Front	Brompton A Line calipers	Shimano Ultegra hydraulic disc, flat mount Brake Rotor : Shimano RT800, centerlock, 160 mm
Rear	Brompton A Line calipers	Shimano Ultegra hydraulic disc, flat mount Brake Rotor : Shimano RT800, centerlock, 160 mm

Front	--	--
Rear	--	--

Colors

White

Matte Black/Gloss Alpine Blue

Length	--	--
Weight	11.5 kg	8.25 kg

About	The Brompton A Line is a practical bicycle designed with a focus on utility. Its technical spec Read More	--
Features	- 3 Easy to use hub gears - Folds in 20 seconds	- 500 Series OCLV - KVF Tube Shape - Madone IsoSpeed Decoupler
Additional Details	Folded Size: 25.3' H' x 23'' W x 10.6'' D Hinge Clamps: Composite hinge clamp levers	--