2020 Specialized Tarmac Pro Disc 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
- −37 mm
- Shorter: quicker to change direction
- Head angle
- −1.0°
- Slacker: calmer steering
- Chainstays
- ±0 mm
- About the same
The two frames
Only the Specialized Tarmac Pro Disc is drawn. The Specialized Tarmac SL7 Pro numbers we have for size 54 are missing the reach and stack.
Geometry side by side
| Measurement | Specialized Tarmac Pro Disc 61 | Specialized Tarmac SL7 Pro 54 | Difference |
|---|---|---|---|
| Reach | 408mm | not listed | |
| Stack | 612mm | not listed | |
| Head tube angle | 74° | 73 | −1.0° |
| Seat tube angle | 73° | 74 | +1.0° |
| Chainstay length | 410mm | 410 | ±0 mm |
| Wheelbase | 1012mm | 975 | −37 mm |
| BB drop | 72mm | 72 | ±0 mm |
| BB height | 268mm | 268 | ±0 mm |
| Standover | 850mm | 768mm | −82 mm |
| Seat tube length | 553mm | not listed | |
| Fork length | 363mm | not listed | |
| Head tube length | 210mm | not listed |
Differences are the Specialized Tarmac SL7 Pro minus the Specialized Tarmac Pro Disc. Full charts: 2020 Specialized Tarmac Pro Disc, 2021 Specialized Tarmac SL7 Pro.
Where each sits in its class
Specialized Tarmac Pro DiscSpecialized Tarmac SL7 Pro
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 Tarmac Pro DiscPro Disc | Specialized Tarmac SL7 Pro |
|---|---|---|
| Frame | Specialized Tarmac SL6 | not listed |
| Derailleur | SRAM Force eTAP AXS | not listed |
| Cassette | SRAM XG-1270 | not listed |
| Chain | SRAM Force | not listed |
| Crankset | SRAM Force AXS | not listed |
| Bottom bracket | SRAM DUB | not listed |
| Wheelset | Roval CL 50 | not listed |
| Tire | Specialized S-Works Turbo | not listed |
| Brake | SRAM Force eTAP | not listed |
| Saddle | Specialized Power | not listed |
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