2015 Specialized Roubaix SL4 Disc vs 2017 Trek Émonda SL
The 52 is the Trek Émonda SL size closest to your 52 Specialized Roubaix SL4 Disc. 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 Émonda SL
Compared with the Specialized Roubaix SL4 Disc in 52, the Trek Émonda SL in 52 places the top of the head tube at about the same height and about as far forward, relative to the bottom bracket. Its wheelbase is 12 mm shorter, which can contribute to quicker direction changes.
- Frame stack
- +1 mm
- About the same height
- Frame reach
- ±0 mm
- About the same reach
- Wheelbase
- −12 mm
- Shorter: quicker to change direction
- Head angle
- +0.8°
- Steeper: sharper steering
- Chainstays
- −2 mm
- About the same
The two frames
Only the Specialized Roubaix SL4 Disc is drawn. The Trek Émonda SL numbers we have for size 52 are missing the seat angle.
Geometry side by side
| Measurement | Specialized Roubaix SL4 Disc 52 | Trek Émonda SL 52 | Difference |
|---|---|---|---|
| Reach | 379mm | 379 | ±0 mm |
| Stack | 546mm | 547 | +1 mm |
| Head tube angle | 72° | 72.8° | +0.8° |
| Seat tube angle | 74° | not listed | |
| Effective top tube | 537mm | 534 | −3 mm |
| Chainstay length | 412mm | 410 | −2 mm |
| Wheelbase | 989mm | 977 | −12 mm |
| BB drop | 73mm | 72 | −1 mm |
| Standover | 756mm | 729 | −27 mm |
| Seat tube length | 475mm | 493 | +18 mm |
| Head tube length | 145mm | 140 | −5 mm |
Differences are the Trek Émonda SL minus the Specialized Roubaix SL4 Disc. Full charts: 2015 Specialized Roubaix SL4 Disc, 2017 Trek Émonda SL.
Where each sits in its class
Specialized Roubaix SL4 DiscTrek Émonda SL
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 DiscS-Works SL4 Disc | Trek Émonda SLSL 5 |
|---|---|---|
| Frame | Specialized S-Works SL4 FACT | Trek Ultralight 500 |
| Wheelset | Roval Rapide CLX 40 SCS | not listed |
| Seatpost | Specialized CG-R | Bontrager Tuned |
| 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 |
| Bottom bracket | not listed | Trek BB90 |
| Tire | not listed | Bontrager R2 Hard-Case Lite |
| Brake | not listed | Shimano 105 |
| Handlebar | not listed | Bontrager Elite VR-C |
| Saddle | not listed | Bontrager Montrose |
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