2020 Trek Émonda ALR 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
- −6 mm
- Shorter: quicker to change direction
- Head angle
- ±0.0°
- About the same head angle
- Chainstays
- ±0 mm
- About the same
The two frames
We can't draw these frames yet. The Trek Émonda ALR Disc numbers we have for size 54 are missing the seat angle. The numbers below still compare.
Geometry side by side
| Measurement | Trek Émonda ALR Disc 54 | Specialized Tarmac SL7 Pro 54 | Difference |
|---|---|---|---|
| Reach | 381 | not listed | |
| Stack | 555 | not listed | |
| Head tube angle | 73.0° | 73 | ±0.0° |
| Effective top tube | 543 | not listed | |
| Chainstay length | 410 | 410 | ±0 mm |
| Wheelbase | 981 | 975 | −6 mm |
| BB drop | 70 | 72 | +2 mm |
| Standover | 742 | 768mm | +26 mm |
| Seat tube length | 486 | not listed | |
| Head tube length | 155 | not listed | |
| Seat tube angle | not listed | 74 | |
| BB height | not listed | 268 |
Differences are the Specialized Tarmac SL7 Pro minus the Trek Émonda ALR Disc. Full charts: 2020 Trek Émonda ALR Disc, 2021 Specialized Tarmac SL7 Pro.
Where each sits in its class
Trek Émonda ALR 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 | Trek Émonda ALR DiscALR 4 Disc | Specialized Tarmac SL7 Pro |
|---|---|---|
| Frame | Trek Ultralight 300 | not listed |
| Fork | Trek Émonda SL | not listed |
| Shifter | Shimano Tiagra R4720 | not listed |
| Derailleur | Shimano Tiagra 4700 | not listed |
| Cassette | Shimano Tiagra HG-500 | not listed |
| Chain | Shimano Tiagra HG54 | not listed |
| Crankset | Shimano Tiagra 4700 | not listed |
| Bottom bracket | Shimano BB71 | not listed |
| Tire | Bontrager R1 Hard-Case Lite | not listed |
| Rim | Bontrager Affinity | not listed |
| Brake | Shimano Tiagra R4770 | not listed |
| Handlebar | Bontrager Comp VR-C | not listed |
| Seatpost | Bontrager Approved | not listed |
| Saddle | Bontrager Montrose | not listed |
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