2014 Specialized Roubaix SL4 Sora vs 2015 Specialized Secteur Double
We can't match sizes for these two: one of them has no stack and reach for the sizes shown.
What changes on the Specialized Secteur Double
- Frame stack
- n/a
- One of the bikes has no number for this
- Frame reach
- n/a
- One of the bikes has no number for this
- Wheelbase
- −38 mm
- Shorter: quicker to change direction
- Head angle
- −1.0°
- Slacker: calmer steering
- Chainstays
- −5 mm
- Shorter: livelier
The two frames
We can't draw these frames yet. The Specialized Roubaix SL4 Sora numbers we have for size 61 are missing the reach and stack. The numbers below still compare.
Geometry side by side
| Measurement | Specialized Roubaix SL4 Sora 61 | Specialized Secteur Double 54 | Difference |
|---|---|---|---|
| Head tube angle | 73° | 72° | −1.0° |
| Seat tube angle | 72.5° | 73.5° | +1.0° |
| Chainstay length | 420mm | 415mm | −5 mm |
| Wheelbase | 1038mm | 1000mm | −38 mm |
| Standover | 851mm | 776mm | −75 mm |
| Seat tube length | 565mm | 466mm | −99 mm |
| Head tube length | 245mm | 165mm | −80 mm |
| Reach | not listed | 380mm | |
| Stack | not listed | 564mm | |
| Effective top tube | not listed | 548mm | |
| BB drop | not listed | 71.5mm |
Differences are the Specialized Secteur Double minus the Specialized Roubaix SL4 Sora. Full charts: 2014 Specialized Roubaix SL4 Sora, 2015 Specialized Secteur Double.
Where each sits in its class
Specialized Roubaix SL4 SoraSpecialized Secteur 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 SoraSL4 Sora | Specialized Secteur DoubleDouble |
|---|---|---|
| Frame | Specialized SL4 FACT | Specialized A1 Premium Aluminum |
| Fork | Specialized Roubaix FACT | Specialized FACT |
| Shifter | Shimano Sora | Shimano Claris R2400 |
| Derailleur | Shimano Sora | Shimano Claris R2400 |
| Cassette | Shimano HG50 | SunRace CS-8SP |
| Chain | KMC X9 | KMC Z51 |
| Crankset | Shimano Sora | Shimano Claris |
| Wheelset | Specialized AXIS 1.0 | Specialized AXIS Classic |
| Tire | Specialized Espoir | Specialized Espoir Sport |
| Brake | Specialized Axis 1.0, Shimano Sora | Tektro caliper |
| Stem | Specialized Comp-Set | Specialized 3D-forged |
| Saddle | Specialized Riva | Specialized Toupé Sport |
| Chainring | not listed | Shimano 50/34 |
| Pedals | not listed | Specialized nylon flat |
| Bar tape | not listed | Specialized Roubaix |
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