2015 Specialized Roubaix SL4 Expert 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 Expert in 54, the Trek Émonda SL in 62 places the top of the head tube 71 mm higher and 18 mm further forward, relative to the bottom bracket. Its wheelbase is 10 mm longer, which can contribute to stability at speed.
- Frame stack
- +71 mm
- Higher front end
- Frame reach
- +18 mm
- Longer frame reach
- Wheelbase
- +10 mm
- Longer: steadier at speed
- Head angle
- +1.9°
- Steeper: sharper steering
- Chainstays
- −3 mm
- Shorter: livelier
The two frames
Only the Specialized Roubaix SL4 Expert is drawn. The Trek Émonda SL numbers we have for size 62 are missing the seat angle.
Geometry side by side
| Measurement | Specialized Roubaix SL4 Expert 54 | Trek Émonda SL 62 | Difference |
|---|---|---|---|
| Reach | 380mm | 398 | +18 mm |
| Stack | 563mm | 634 | +71 mm |
| Head tube angle | 72° | 73.9° | +1.9° |
| Seat tube angle | 73.5° | not listed | |
| Effective top tube | 548mm | 598 | +50 mm |
| Chainstay length | 415mm | 412 | −3 mm |
| Wheelbase | 1000mm | 1010 | +10 mm |
| BB drop | 71.5mm | 68 | −4 mm |
| Standover | 776mm | 822 | +46 mm |
| Seat tube length | 495mm | 593 | +98 mm |
| Head tube length | 165mm | 230 | +65 mm |
Differences are the Trek Émonda SL minus the Specialized Roubaix SL4 Expert. Full charts: 2015 Specialized Roubaix SL4 Expert, 2017 Trek Émonda SL.
Where each sits in its class
Specialized Roubaix SL4 ExpertTrek 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 ExpertSL4 Expert | Trek Émonda SLSL 5 |
|---|---|---|
| Frame | Specialized SL4 FACT | Trek Ultralight 500 |
| Shifter | Shimano Ultegra | Shimano 105 |
| Derailleur | Shimano Ultegra | Shimano 105 |
| Cassette | Shimano Ultegra | Shimano 105 |
| Chain | Shimano Ultegra | Shimano 105 |
| Wheelset | Fulcrum S4 | not listed |
| Tire | Specialized Turbo Pro | Bontrager R2 Hard-Case Lite |
| Brake | Shimano Ultegra | Shimano 105 |
| Seatpost | Specialized CG-R | Bontrager Tuned |
| Saddle | Specialized Toupe Expert | Bontrager Montrose |
| Crankset | not listed | Shimano 105 |
| Bottom bracket | not listed | Trek BB90 |
| Handlebar | not listed | Bontrager Elite VR-C |
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