2017 Specialized Roubaix vs 2018 Trek Domane
The 54 is the Trek Domane size closest to your 49 Specialized Roubaix. We match frame stack and reach. This is a geometry comparison, not a fit recommendation; stem, spacers, handlebars and saddle setup also affect your riding position.
What changes on the Trek Domane
Compared with the Specialized Roubaix in 49, the Trek Domane in 54 places the top of the head tube 26 mm higher and 5 mm further forward, relative to the bottom bracket. Its wheelbase is 29 mm longer, which can contribute to stability at speed.
- Frame stack
- +26 mm
- Higher front end
- Frame reach
- +5 mm
- Longer frame reach
- Wheelbase
- +29 mm
- Longer: steadier at speed
- Head angle
- −0.7°
- Slacker: calmer steering
- Chainstays
- +7 mm
- Longer: more planted
The two frames
Specialized Roubaix, 49Trek Domane, 54Drawn to scale and lined up at the bottom bracket.
Geometry side by side
| Measurement | Specialized Roubaix 49 | Trek Domane 54 | Difference |
|---|---|---|---|
| Reach | 369 | 374 | +5 mm |
| Stack | 549 | 575 | +26 mm |
| Head tube angle | 72 | 71.3 | −0.7° |
| Seat tube angle | 74 | 73.7 | −0.3° |
| Effective top tube | 527mm | 542 | +15 mm |
| Chainstay length | 413 | 420 | +7 mm |
| Wheelbase | 981 | 1010 | +29 mm |
| BB drop | 77.5mm | 80 | +3 mm |
| Standover | 715.5 | 754 | +39 mm |
| Seat tube length | 425 | 500 | +75 mm |
| Head tube length | 90 | 160 | +70 mm |
Differences are the Trek Domane minus the Specialized Roubaix. Full charts: 2017 Specialized Roubaix, 2018 Trek Domane.
Where each sits in its class
Specialized RoubaixTrek Domane
Each bike is ranked against the other road bikes on Quiver, on frame geometry alone. Not your hand position or ride feel.
What each ships with
The stock build of each bike's first listed trim. Parts that match are dimmed.
| Part | Specialized RoubaixRoubaix Comp | Trek Domane |
|---|---|---|
| Frame | Specialized FACT 9r carbon | not listed |
| Fork | Specialized S-Works FACT | not listed |
| Shifter | Shimano RS505 | not listed |
| Derailleur | Shimano Ultegra | not listed |
| Cassette | Shimano 105 | not listed |
| Chain | KMC X11 | not listed |
| Crankset | Praxis Zayante | not listed |
| Chainring | Praxis Zayante | not listed |
| Wheelset | DT Swiss R470 Disc | not listed |
| Tire | Specialized Turbo | not listed |
| Rim | DT Swiss R470 | not listed |
| Brake | Shimano 505 | not listed |
| Rotor | Shimano Rotor | not listed |
| Handlebar | Specialized Hover | not listed |
| Stem | Specialized 3D-forged | not listed |
| Bar tape | Specialized S-Wrap Roubaix | not listed |
| Seatpost | Specialized CG-R | not listed |
| Saddle | Specialized Phenom | not listed |
Know what is on every bike.
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