2016 Specialized Roubaix SL4 Expert Disc UDi2 vs 2015 Trek Domane
The Trek Domane size closest to your 56.0 is the 56. Compare the 56 instead
What changes on the Trek Domane
Compared with the Specialized Roubaix SL4 Expert Disc UDi2 in 56.0, the Trek Domane in 62 places the top of the head tube 66 mm higher and about as far forward, relative to the bottom bracket. Its wheelbase is 31 mm longer, which can contribute to stability at speed.
- Frame stack
- +66 mm
- Higher front end
- Frame reach
- −1 mm
- About the same reach
- Wheelbase
- +31 mm
- Longer: steadier at speed
- Head angle
- −0.4°
- Slacker: calmer steering
- Chainstays
- +10 mm
- Longer: more planted
The two frames
Specialized Roubaix SL4 Expert Disc UDi2, 56.0Trek Domane, 62Drawn to scale and lined up at the bottom bracket.
Geometry side by side
| Measurement | Specialized Roubaix SL4 Expert Disc UDi2 56.0 | Trek Domane 62 | Difference |
|---|---|---|---|
| Reach | 387 | 386 | −1 mm |
| Stack | 590 | 656 | +66 mm |
| Head tube angle | 72.5 | 72.1 | −0.4° |
| Seat tube angle | 73.25 | 72.5 | −0.8° |
| Effective top tube | 565 | 593 | +28 mm |
| Chainstay length | 415 | 425 | +10 mm |
| Wheelbase | 1011 | 1042 | +31 mm |
| BB drop | 71.5 | 75 | +4 mm |
| BB height | 271 | not listed | |
| Standover | 798 | 835 | +37 mm |
| Seat tube length | 515 | 586 | +71 mm |
| Fork length | 368 | not listed | |
| Head tube length | 190 | 245 | +55 mm |
Differences are the Trek Domane minus the Specialized Roubaix SL4 Expert Disc UDi2. Full charts: 2016 Specialized Roubaix SL4 Expert Disc UDi2, 2015 Trek Domane.
Where each sits in its class
Specialized Roubaix SL4 Expert Disc UDi2Trek 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 Roubaix SL4 Expert Disc UDi2SL4 Expert Disc UDi2 | Trek Domane |
|---|---|---|
| Frame | Specialized SL4 FACT | not listed |
| Fork | Specialized FACT carbon | not listed |
| Shifter | Shimano 785 Di2 | not listed |
| Derailleur | Shimano Ultegra Di2 | not listed |
| Cassette | Shimano Ultegra | not listed |
| Chain | Shimano Ultegra | not listed |
| Crankset | Shimano Ultegra | not listed |
| Wheelset | Fulcrum S-19 | not listed |
| Tire | Specialized Turbo Pro | not listed |
| Brake | Shimano BR-785 | not listed |
| Handlebar | Specialized Expert | not listed |
| Stem | Specialized Pro SL | not listed |
| Bar tape | Specialized CX Pro | not listed |
| Seatpost | Specialized CG-R | not listed |
| Saddle | Specialized Phenom Expert | not listed |
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