Compare bikes
 |  | Add a bike | |
|---|---|---|---|
Overview | |||
| Category | Road | Road | |
| Model year | 2027 | 2025 | |
| Wheel size | — | 700c (49, 52, 54, 56, 58, 61) | |
Components | |||
Select a size for each bike to compare size-specific components. | |||
| Frame | Tarmac SL9 FACT 10r Carbon, Rider First Engineered, Win Tunnel Engineered, Threaded BB, 12x142mm thru-axle, flat-mount disc, UDH dropout | Aethos FACT 10r Carbon, Rider First Engineered™, Threaded BB, 12x142mm thru-axle, flat-mount disc | |
| Crank length | 44: 165mm 49: 165mm 52: 165mm 54: 170mm 56: 170mm 58: 172.5mm 61: 172.5mm | 49: 165mm 52: 170mm 54: 172.5mm 56: 172.5mm 58: 175mm 61: 175mm | |
| Fork | FACT 12r Carbon, 12x100mm thru-axle, flat-mount disc | FACT Carbon, 12x100mm thru-axle, flat-mount disc | |
| Handlebar width | 44: 380mm 49: 380mm 52: 380mm 54: 380mm 56: 400mm 58: 420mm 61: 420mm | 49: 380mm 52: 400mm 54: 420mm 56: 420mm 58: 440mm 61: 440mm | |
| Front brake | Shimano 105 BR-R7170, hydraulic disc | Shimano Ultegra R8170, hydraulic disc, 160mm rotor | |
| Stem length | 44: 80mm 49: 80mm 52: 90mm 54: 100mm 56: 100mm 58: 110mm 61: 110mm | 49: 80mm 52: 90mm 54: 100mm 56: 100mm 58: 110mm 61: 110mm | |
| Rear brake | Shimano 105 BR-R7170, hydraulic disc | Shimano Ultegra R8170, hydraulic disc, 140mm rotor | |
| Saddle width | 44: 155mm 49: 155mm 52: 155mm 54: 143mm 56: 143mm 58: 143mm 61: 143mm | 49: 155mm 52: 155mm 54: 143mm 56: 143mm 58: 143mm 61: 143mm | |
| Shift levers | Shimano 105 Di2 R7170, 12-speed hydraulic disc | Shimano Ultegra Di2 R8170, hydraulic disc | |
| Seatpost length | 44: 300mm 49: 300mm 52: 300mm 54: 380mm 56: 380mm 58: 380mm 61: 380mm | 49: 300mm 52: 300mm 54: 360mm 56: 360mm 58: 360mm 61: 360mm | |
| Front derailleur | Shimano 105 R7170, braze-on | Shimano Ultegra Di2 R8150, braze-on | |
| Rear derailleur | Shimano 105 Di2 R7150, 12-speed | Shimano Ultegra Di2 R8150, 12-speed | |
| Cassette | Shimano 105 CS-R7100, 12-speed, 11-34t | Shimano Ultegra, 12-speed, 11-30t | |
| Chain | Shimano SLX CN-M7100, 12-speed | Shimano M8100, 12-speed w/ quick link | |
| Crankset | Shimano 105 FC-R7100, 12-speed, 52/36t | Shimano Ultegra R8100 with 4iiiis Precision 3+ Power Meter | |
| Bottom bracket | Shimano Threaded BSA BB | Shimano Threaded BSA BB | |
| Chainrings | — | 52/36T | |
| Front tyre | S-Works Turbo, 700x30 | S-works Turbo 2BR, 700x28mm | |
| Front wheel | DT Swiss R470 rim, 20mm internal width, tubeless ready, 24h, Specialized full sealed bearing thru axle hub, centerlock disc, DT Swiss Champion 14G stainless steel spokes, DT Swiss brass nipples. | 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, 700x30 | S-works Turbo 2BR, 700x28mm | |
| Rear wheel | DT Swiss R470 rim, 20mm internal width, tubeless ready, 24h, Specialized full sealed bearing thru axle hub, centerlock disc, DT Swiss Champion 14G stainless steel spokes, DT Swiss brass nipples. | 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 | |
| Inner tubes | 700x28-38mm, 48mm Presta valve | 700x20-28, 48mm Presta Valve | |
| Stem | Roval Rapide, alloy, 4 bolt, -6 degrees | Specialized Pro SL, alloy, 4-bolt | |
| Handlebar | Specialized Shallow Drop, 6061, 70x125mm, 31.8mm clamp | S-Works Short & Shallow, 125mm Drop, 75mm Reach w/Di2 Hole | |
| Bar tape | Supacaz Super Sticky Kush | Supacaz Super Sticky Kush | |
| Saddle | Body Geometry Power Comp, chrome alloy rails | Body Geometry Power Pro with Mirror, hollow titanium rails | |
| Seatpost | S-Works Tarmac SL8 Carbon seat post, FACT Carbon, 15mm offset | Roval Alpinist Carbon Seatpost | |
| Seatpost clamp | Tarmac integrated wedge | Specialized Alloy, 30mm | |
| Product ID | 293528 | 221544 | |
| Weight | 8.21 kg (18 lb, 1.6 oz) | 6.78kg (14 lb, 15.2 oz) | |
| Size used for weighing | 56 | 56 | |
Geometry
Select a size for each bike to compare geometry.
| Geometry | Specialized Tarmac SL9 Comp - Shimano 105 Di2 | Specialized Aethos Pro - Shimano Ultegra Di2 |
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