2020 Specialized Roubaix Sagan Collection vs 2021 Specialized Tarmac SL7 Pro
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 Tarmac SL7 Pro
- 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
- −19 mm
- Shorter: quicker to change direction
- Head angle
- −2.3°
- Slacker: calmer steering
- Chainstays
- −5 mm
- Shorter: livelier
The two frames
Only the Specialized Roubaix Sagan Collection is drawn. The Specialized Tarmac SL7 Pro numbers we have for size 44 are missing the reach, stack and seat angle.
Geometry side by side
| Measurement | Specialized Roubaix Sagan Collection 54 | Specialized Tarmac SL7 Pro 44 | Difference |
|---|---|---|---|
| Reach | 376mm | not listed | |
| Stack | 585mm | not listed | |
| Head tube angle | 72.75° | 70.5 | −2.3° |
| Seat tube angle | 74° | not listed | |
| Chainstay length | 415mm | 410 | −5 mm |
| Wheelbase | 988mm | 969 | −19 mm |
| BB drop | 76mm | 74 | −2 mm |
| BB height | 266mm | 266 | ±0 mm |
| Standover | 762mm | not listed | |
| Seat tube length | 465mm | 435 | −30 mm |
| Fork length | 370mm | not listed | |
| Head tube length | 125mm | not listed |
Differences are the Specialized Tarmac SL7 Pro minus the Specialized Roubaix Sagan Collection. Full charts: 2020 Specialized Roubaix Sagan Collection, 2021 Specialized Tarmac SL7 Pro.
Where each sits in its class
Specialized Roubaix Sagan CollectionSpecialized Tarmac SL7 Pro
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 Sagan CollectionS-Works Sagan Collection | Specialized Tarmac SL7 Pro |
|---|---|---|
| Fork | Specialized Future Shock 2.0 | not listed |
| Shifter | Shimano Dura-Ace R9150 Di2 shift | not listed |
| Derailleur | Shimano Dura-Ace R9150 Di2 | not listed |
| Cassette | Shimano Dura-Ace R9100 | not listed |
| Chain | Shimano Dura-Ace | not listed |
| Crankset | Shimano Dura-Ace R9100 | not listed |
| Wheelset | Roval CLX 50 | not listed |
| Tire | Specialized Turbo Cotton Hell | not listed |
| Brake | Shimano Dura-Ace | not listed |
| Stem | Specialized S-Works Future | not listed |
| Seatpost | Specialized S-Works Pave | not listed |
| Saddle | Specialized S-Works Romin Evo | not listed |
Know what is on every bike.
Add your bike to Quiver. Keep its parts, setup, and service history together, then share your build.
Explore the app
