2021 Trek Domane SLR Gen 3 vs 2023 Specialized Roubaix SL8 Comp
The Specialized Roubaix SL8 Comp size closest to your 54 is the 52. Compare the 52 instead
What changes on the Specialized Roubaix SL8 Comp
Compared with the Trek Domane SLR Gen 3 in 54, the Specialized Roubaix SL8 Comp in 56 places the top of the head tube 30 mm higher and 15 mm further forward, relative to the bottom bracket.
- Frame stack
- +30 mm
- Higher front end
- Frame reach
- +15 mm
- Longer frame reach
- Wheelbase
- +2 mm
- About the same
- Head angle
- +1.7°
- Steeper: sharper steering
- Chainstays
- ±0 mm
- About the same
The two frames
We can't draw these frames yet. The Trek Domane SLR Gen 3 numbers we have for size 54 are missing the seat angle. The numbers below still compare.
Geometry side by side
| Measurement | Trek Domane SLR Gen 3 54 | Specialized Roubaix SL8 Comp 56 | Difference |
|---|---|---|---|
| Reach | 374 | 389 | +15 mm |
| Stack | 575 | 605 | +30 mm |
| Head tube angle | 71.3° | 73 | +1.7° |
| Effective top tube | 542 | 569 | +27 mm |
| Chainstay length | 420 | 420 | ±0 mm |
| Wheelbase | 1010 | 1012 | +2 mm |
| BB drop | 80 | not listed | |
| Standover | 754 | 787 | +33 mm |
| Seat tube length | 500 | 485 | −15 mm |
| Head tube length | 160 | 140 | −20 mm |
| Seat tube angle | not listed | 73.5 | |
| BB height | not listed | 270 |
Differences are the Specialized Roubaix SL8 Comp minus the Trek Domane SLR Gen 3. Full charts: 2021 Trek Domane SLR Gen 3, 2023 Specialized Roubaix SL8 Comp.
Where each sits in its class
Trek Domane SLR Gen 3Specialized Roubaix SL8 Comp
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 | Trek Domane SLR Gen 3 | Specialized Roubaix SL8 CompSL8 Comp |
|---|---|---|
| Frame | not listed | Specialized FACT 10R |
| Fork | not listed | Specialized Future Shock 3.2 |
| Shifter | not listed | Shimano 105 |
| Derailleur | not listed | Shimano 105 |
| Cassette | not listed | Shimano 105 |
| Chain | not listed | Shimano 105 |
| Crankset | not listed | Shimano 105 |
| Chainring | not listed | Shimano 105 |
| Bottom bracket | not listed | Shimano 105 |
| Wheelset | not listed | DT Swiss G540 |
| Tire | not listed | S Works Mondo, S Works Mondo 2BR |
| Brake | not listed | Shimano 105 |
| Rotor | not listed | Shimano 105 |
| Handlebar | not listed | Specialized Hover |
| Stem | not listed | Specialized Future Stem |
| Bar tape | not listed | Supacaz Super Sticky Kush |
| Seatpost | not listed | Specialized S-Works Pavé |
| Saddle | not listed | Specialized Body Geometry Power Sport |
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