2015 Specialized Roubaix SL4 Double vs 2017 Trek Émonda SL
The Trek Émonda SL size closest to your 54 is the 54. Compare the 54 instead
What changes on the Trek Émonda SL
Compared with the Specialized Roubaix SL4 Double in 54, the Trek Émonda SL in 50 places the top of the head tube 28 mm lower and 6 mm further back, relative to the bottom bracket. Its wheelbase is 26 mm shorter, which can contribute to quicker direction changes.
- Frame stack
- −28 mm
- Lower front end
- Frame reach
- −6 mm
- Shorter frame reach
- Wheelbase
- −26 mm
- Shorter: quicker to change direction
- Head angle
- +0.1°
- About the same head angle
- Chainstays
- −5 mm
- Shorter: livelier
The two frames
Only the Specialized Roubaix SL4 Double is drawn. The Trek Émonda SL numbers we have for size 50 are missing the seat angle.
Geometry side by side
| Measurement | Specialized Roubaix SL4 Double 54 | Trek Émonda SL 50 | Difference |
|---|---|---|---|
| Reach | 380mm | 374 | −6 mm |
| Stack | 563mm | 535 | −28 mm |
| Head tube angle | 72° | 72.1° | +0.1° |
| Seat tube angle | 73.5° | not listed | |
| Effective top tube | 548mm | 521 | −27 mm |
| Chainstay length | 415mm | 410 | −5 mm |
| Wheelbase | 1000mm | 974 | −26 mm |
| BB drop | 71.5mm | 72 | +1 mm |
| Standover | 776mm | 707 | −69 mm |
| Seat tube length | 495mm | 476 | −19 mm |
| Head tube length | 165mm | 130 | −35 mm |
Differences are the Trek Émonda SL minus the Specialized Roubaix SL4 Double. Full charts: 2015 Specialized Roubaix SL4 Double, 2017 Trek Émonda SL.
Where each sits in its class
Specialized Roubaix SL4 DoubleTrek 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 DoubleSL4 Double | Trek Émonda SLSL 5 |
|---|---|---|
| Frame | Specialized SL4 FACT | Trek Ultralight 500 |
| Shifter | Shimano Sora | Shimano 105 |
| Derailleur | Shimano Sora | Shimano 105 |
| Cassette | Shimano HG50 | Shimano 105 |
| Chain | KMC X9 | Shimano 105 |
| Crankset | Shimano Sora | Shimano 105 |
| Wheelset | Specialized AXIS 1.0 | not listed |
| Tire | Specialized Espoir Elite | Bontrager R2 Hard-Case Lite |
| Brake | Specialized Axis 1.0 | Shimano 105 |
| Seatpost | Specialized CG-R | Bontrager Tuned |
| Saddle | Specialized Toupé Sport | Bontrager Montrose |
| Bottom bracket | not listed | Trek BB90 |
| Handlebar | not listed | Bontrager Elite VR-C |
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