2018 Specialized Roubaix Expert UDi2 vs 2018 Trek Domane
The Trek Domane size closest to your 56 is the 56. Compare the 56 instead
What changes on the Trek Domane
- Frame stack
- n/a
- One of the bikes has no number for this
- Frame reach
- −13 mm
- Shorter frame reach
- Wheelbase
- +3 mm
- Longer: steadier at speed
- Head angle
- −2.4°
- Slacker: calmer steering
- Chainstays
- +5 mm
- Longer: more planted
The two frames
Only the Specialized Roubaix Expert UDi2 is drawn. The Trek Domane numbers we have for size 50 are missing the stack.
Geometry side by side
| Measurement | Specialized Roubaix Expert UDi2 56 | Trek Domane 50 | Difference |
|---|---|---|---|
| Reach | 381mm | 368 | −13 mm |
| Stack | 611mm | not listed | |
| Head tube angle | 73.5° | 71.1 | −2.4° |
| Seat tube angle | 73.5° | 74.6 | +1.1° |
| Effective top tube | 561.8mm | not listed | |
| Chainstay length | 415mm | 420 | +5 mm |
| Wheelbase | 993mm | 996 | +3 mm |
| BB drop | 76mm | 80 | +4 mm |
| Standover | 785mm | 716 | −69 mm |
| Seat tube length | 501mm | 450 | −51 mm |
| Head tube length | 150mm | not listed |
Differences are the Trek Domane minus the Specialized Roubaix Expert UDi2. Full charts: 2018 Specialized Roubaix Expert UDi2, 2018 Trek Domane.
Where each sits in its class
Specialized Roubaix Expert UDi2Trek Domane
AggressivePositionUpright
CalmSteeringQuick
PlayfulBalancePlanted
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 Roubaix Expert UDi2Expert UDi2 | Trek Domane |
|---|---|---|
| Shifter | Shimano 105 R785 Di2 | not listed |
| Derailleur | Shimano Ultegra Di2, Shimano Ultegra Di2 GS | not listed |
| Cassette | Shimano Ultegra | not listed |
| Chain | Shimano Ultegra | not listed |
| Crankset | Shimano Ultegra | not listed |
| Wheelset | DT Swiss R460 | not listed |
| Tire | Specialized Turbo Pro | not listed |
| Brake | Shimano RS805 | not listed |
| Handlebar | Specialized Comp Hover | not listed |
| Seatpost | Specialized CG-R | not listed |
| Saddle | Specialized Phenom Expert | not listed |
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