2022 Specialized Roubaix Sport vs 2021 Specialized Allez Sport
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 Allez Sport
- Frame stack
- n/a
- One of the bikes has no number for this
- Frame reach
- +14 mm
- Longer frame reach
- Wheelbase
- +26 mm
- Longer: steadier at speed
- Head angle
- n/a
- One of the bikes has no number for this
- Chainstays
- +5 mm
- Longer: more planted
The two frames
Only the Specialized Roubaix Sport is drawn. The Specialized Allez Sport numbers we have for size 58 are missing the stack, head angle and seat angle.
Geometry side by side
| Measurement | Specialized Roubaix Sport 54 | Specialized Allez Sport 58 | Difference |
|---|---|---|---|
| Reach | 376mm | 390mm | +14 mm |
| Stack | 585mm | not listed | |
| Head tube angle | 72.75° | not listed | |
| Seat tube angle | 74° | not listed | |
| Chainstay length | 415mm | 420mm | +5 mm |
| Wheelbase | 988mm | 1014mm | +26 mm |
| BB drop | 76mm | not listed | |
| BB height | 266mm | not listed | |
| Standover | 762mm | 813mm | +51 mm |
| Seat tube length | 465mm | 550mm | +85 mm |
| Fork length | 370mm | 368mm | −2 mm |
| Head tube length | 125mm | 215mm | +90 mm |
Differences are the Specialized Allez Sport minus the Specialized Roubaix Sport. Full charts: 2022 Specialized Roubaix Sport, 2021 Specialized Allez Sport.
Where each sits in its class
Specialized Roubaix SportSpecialized Allez Sport
AggressivePositionUpright
CalmSteeringQuick
PlayfulBalancePlanted
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 SportSport | Specialized Allez SportSport |
|---|---|---|
| Fork | Specialized Future Shock 1.5 | Specialized FACT |
| Shifter | Shimano 105 R7020 | Shimano Sora |
| Derailleur | Shimano 105 R7000, Shimano 105 R7000 GS | Shimano Sora |
| Cassette | Shimano 105 | not listed |
| Chain | KMC X11 Extra | KMC X9 |
| Crankset | Shimano 105 R7000 | Praxis Alba |
| Wheelset | DT Swiss R470 | Specialized Axis Sport |
| Tire | Specialized Turbo Pro | Specialized Roadsport |
| Brake | Shimano 105 | Specialized Axis 1.0 |
| Handlebar | Specialized Hover | Specialized Shallow Drop |
| Stem | Specialized Future | not listed |
| Seatpost | Specialized S-Works Pave | not listed |
| Saddle | Specialized Power Sport | Specialized Bridge Saddle |
| Frame | not listed | Specialized Allez |
| Chainring | not listed | Praxis Alba |
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