2015 Specialized Roubaix SL4 Comp vs 2015 Specialized Secteur Sport Double
The 58 is the Specialized Secteur Sport Double size closest to your 58 Specialized Roubaix SL4 Comp. 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 Specialized Secteur Sport Double
Compared with the Specialized Roubaix SL4 Comp in 58, the Specialized Secteur Sport Double in 58 places the top of the head tube at about the same height and about as far forward, relative to the bottom bracket.
- Frame stack
- +1 mm
- About the same height
- Frame reach
- −1 mm
- About the same reach
- Wheelbase
- ±0 mm
- About the same
- Head angle
- ±0.0°
- About the same head angle
- Chainstays
- ±0 mm
- About the same
The two frames
Specialized Roubaix SL4 Comp, 58Specialized Secteur Sport Double, 58Drawn to scale and lined up at the bottom bracket.
Geometry side by side
| Measurement | Specialized Roubaix SL4 Comp 58 | Specialized Secteur Sport Double 58 | Difference |
|---|---|---|---|
| Reach | 392mm | 391mm | −1 mm |
| Stack | 621mm | 622mm | +1 mm |
| Head tube angle | 72.5° | 72.5° | ±0.0° |
| Seat tube angle | 73° | 73° | ±0.0° |
| Chainstay length | 418mm | 418mm | ±0 mm |
| Wheelbase | 1029mm | 1029mm | ±0 mm |
| Standover | 829mm | 829mm | ±0 mm |
| Seat tube length | 540mm | 510mm | −30 mm |
| Head tube length | 225mm | 225mm | ±0 mm |
| Effective top tube | not listed | 582mm | |
| BB drop | not listed | 70mm |
Differences are the Specialized Secteur Sport Double minus the Specialized Roubaix SL4 Comp. Full charts: 2015 Specialized Roubaix SL4 Comp, 2015 Specialized Secteur Sport Double.
Where each sits in its class
Specialized Roubaix SL4 CompSpecialized Secteur Sport Double
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 CompSL4 Comp | Specialized Secteur Sport DoubleSport Double |
|---|---|---|
| Frame | Specialized SL4 FACT | not listed |
| Shifter | Shimano Ultegra | Shimano Sora |
| Derailleur | Shimano Ultegra Di2, Shimano Ultegra | Shimano Sora |
| Cassette | Shimano 105 | not listed |
| Chain | Shimano 105 | KMC X9 |
| Crankset | Praxis TURN Zayante | Shimano Sora |
| Wheelset | Fulcrum S4 | Specialized AXIS Classic |
| Tire | Specialized Turbo Pro | Specialized Espoir Sport |
| Brake | Shimano 105 | Specialized Axis 1.0 |
| Seatpost | Specialized CG-R | not listed |
| Saddle | Specialized Toupe | Specialized Toupé Sport |
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