Compare bikes
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Overview | |||
| Category | Road | Road | |
| Model year | 2025 | Year not recorded | |
| Wheel size | 700c (49, 52, 54, 56, 58, 61) | 700c (XS, S, M, ML, L, XL) | |
Components | |||
Select a size for each bike to compare size-specific components. | |||
| Frame | Aethos FACT 10r Carbon, Rider First Engineered™, Threaded BB, 12x142mm thru-axle, flat-mount disc | — | |
| Crank length | 49: 165mm 52: 170mm 54: 172.5mm 56: 172.5mm 58: 175mm 61: 175mm | — | |
| Fork | FACT Carbon, 12x100mm thru-axle, flat-mount disc | — | |
| Handlebar width | 49: 380mm 52: 400mm 54: 420mm 56: 420mm 58: 440mm 61: 440mm | — | |
| Front brake | Shimano Ultegra R8170, hydraulic disc, 160mm rotor | — | |
| Stem length | 49: 80mm 52: 90mm 54: 100mm 56: 100mm 58: 110mm 61: 110mm | — | |
| Rear brake | Shimano Ultegra R8170, hydraulic disc, 140mm rotor | — | |
| Saddle width | 49: 155mm 52: 155mm 54: 143mm 56: 143mm 58: 143mm 61: 143mm | — | |
| Shift levers | Shimano Ultegra Di2 R8170, hydraulic disc | — | |
| Seatpost length | 49: 300mm 52: 300mm 54: 360mm 56: 360mm 58: 360mm 61: 360mm | — | |
| Front derailleur | Shimano Ultegra Di2 R8150, braze-on | — | |
| Rear derailleur | Shimano Ultegra Di2 R8150, 12-speed | — | |
| Cassette | Shimano Ultegra, 12-speed, 11-30t | — | |
| Chain | Shimano M8100, 12-speed w/ quick link | — | |
| Crankset | Shimano Ultegra R8100 with 4iiiis Precision 3+ Power Meter | — | |
| Chainrings | 52/36T | — | |
| Bottom bracket | Shimano Threaded BSA BB | — | |
| Front tyre | S-works Turbo 2BR, 700x28mm | — | |
| Front wheel | Roval Alpinist CL II, 21mm internal width carbon rim, 33mm depth, Win Tunnel Engineered, DT for Roval 350 hub, DT Swiss Aerolite spokes, Tubeless Ready | — | |
| Rear tyre | S-works Turbo 2BR, 700x28mm | — | |
| Fork | — | Madone Gen 8 full carbon | |
| Rear wheel | Roval Alpinist CL II, 21mm internal width carbon rim, 33mm depth, Win Tunnel Engineered, DT for Roval 350 hub, DT Swiss Aerolite spokes, Tubeless Ready | — | |
| Frame | — | 500 Series OCLV Carbon | |
| Inner tubes | 700x20-28, 48mm Presta Valve | — | |
| Stem | Specialized Pro SL, alloy, 4-bolt | — | |
| Handlebar | S-Works Short & Shallow, 125mm Drop, 75mm Reach w/Di2 Hole | — | |
| Wheels | — | Bontrager Aeolus Elite 50, OCLV Carbon | |
| Bar tape | Supacaz Super Sticky Kush | — | |
| Saddle | Body Geometry Power Pro with Mirror, hollow titanium rails | — | |
| Seatpost | Roval Alpinist Carbon Seatpost | — | |
| Weight | — | ML - 8.11 kg / 17.88 lbs | |
| Seatpost clamp | Specialized Alloy, 30mm | — | |
| Drivetrain | — | SRAM Rival AXS E1, 2x12 | |
| Product ID | 221544 | — | |
| Tyres | — | Bontrager Aeolus Pro, 700x28 mm | |
| Weight | 6.78kg (14 lb, 15.2 oz) | — | |
| Handlebar | — | Bontrager Comp, alloy | |
| Size used for weighing | 56 | — | |
| Weight | — | ML – 8.11 kg/17.88 lb (with TLR sealant, no tubes) | |
| Weight limit | — | This bike has a maximum total weight limit (combined weight of bicycle, rider and cargo) of 125 kg (275 lb). | |
| Max chainring | — | 1x: 54T, 2x: 56/43 | |
| Rotor size | — | Max brake rotor sizes: 180 mm front, 160 mm rear | |
| Max tyre size | — | 32mm (as measured, see manual for details) | |
Geometry
Select a size for each bike to compare geometry.
| Geometry | Specialized Aethos Pro - Shimano Ultegra Di2 | Trek Madone SL 6 AXS Gen 8 |
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