2020 Specialized Tarmac SL6 Disc Comp 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
- ±0 mm
- About the same
- Head angle
- +0.5°
- Steeper: sharper steering
- Chainstays
- ±0 mm
- About the same
The two frames
Only the Specialized Tarmac SL6 Disc Comp 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 SL6 Disc Comp 52 | Specialized Tarmac SL7 Pro 54 | Difference |
|---|---|---|---|
| Reach | 380mm | not listed | |
| Stack | 527mm | not listed | |
| Head tube angle | 72.5° | 73 | +0.5° |
| Seat tube angle | 74° | 74 | ±0.0° |
| Chainstay length | 410mm | 410 | ±0 mm |
| Wheelbase | 975mm | 975 | ±0 mm |
| BB drop | 74mm | 72 | −2 mm |
| BB height | 266mm | 268 | +2 mm |
| Standover | 755mm | 768mm | +13 mm |
| Seat tube length | 481mm | not listed | |
| Fork length | 363mm | not listed | |
| Head tube length | 126mm | not listed |
Differences are the Specialized Tarmac SL7 Pro minus the Specialized Tarmac SL6 Disc Comp. Full charts: 2020 Specialized Tarmac SL6 Disc Comp, 2021 Specialized Tarmac SL7 Pro.
Where each sits in its class
Specialized Tarmac SL6 Disc CompSpecialized 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 Tarmac SL6 Disc CompDisc Comp | Specialized Tarmac SL7 Pro |
|---|---|---|
| Frame | Specialized Tarmac SL6 | not listed |
| Shifter | Shimano Ultegra, Shimano Ultegra Di2 | not listed |
| Derailleur | Shimano Ultegra R8000, Shimano Ultegra R8050 Di2 | not listed |
| Cassette | Shimano Ultegra R8000 | not listed |
| Chain | Shimano Ultegra | not listed |
| Crankset | Shimano Ultegra R8000 | not listed |
| Wheelset | DT Swiss R470 | not listed |
| Tire | Specialized Turbo Pro | not listed |
| Brake | Shimano 105 | not listed |
| Saddle | Specialized Power Sport | not listed |
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