2019 Specialized Allez Sprint Disc vs 2021 Trek Émonda SLR
The 58 is the Trek Émonda SLR size closest to your 58 Specialized Allez Sprint Disc. We match frame stack and reach. This is a geometry comparison, not a fit recommendation; stem, spacers, handlebars and saddle setup also affect your riding position.
What changes on the Trek Émonda SLR
Compared with the Specialized Allez Sprint Disc in 58, the Trek Émonda SLR in 58 places the top of the head tube 7 mm lower and 4 mm further back, relative to the bottom bracket. Its wheelbase is 12 mm shorter, which can contribute to quicker direction changes.
- Frame stack
- −7 mm
- Lower front end
- Frame reach
- −4 mm
- Shorter frame reach
- Wheelbase
- −12 mm
- Shorter: quicker to change direction
- Head angle
- +0.3°
- About the same head angle
- Chainstays
- +1 mm
- About the same
The two frames
Only the Specialized Allez Sprint Disc is drawn. The Trek Émonda SLR numbers we have for size 58 are missing the seat angle.
Geometry side by side
| Measurement | Specialized Allez Sprint Disc 58 | Trek Émonda SLR 58 | Difference |
|---|---|---|---|
| Reach | 400mm | 396 | −4 mm |
| Stack | 588mm | 581 | −7 mm |
| Head tube angle | 73.5° | 73.8° | +0.3° |
| Seat tube angle | 74° | not listed | |
| Effective top tube | 569mm | 574 | +5 mm |
| Chainstay length | 410mm | 411 | +1 mm |
| Wheelbase | 1004mm | 992 | −12 mm |
| BB drop | 69mm | 68 | −1 mm |
| BB height | 271mm | not listed | |
| Standover | 807mm | 793 | −14 mm |
| Seat tube length | 540mm | 553 | +13 mm |
| Fork length | 363mm | not listed | |
| Head tube length | 190mm | 171 | −19 mm |
Differences are the Trek Émonda SLR minus the Specialized Allez Sprint Disc. Full charts: 2019 Specialized Allez Sprint Disc, 2021 Trek Émonda SLR.
Where each sits in its class
Specialized Allez Sprint DiscTrek Émonda SLR
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 Allez Sprint DiscDisc | Trek Émonda SLRSLR 6 |
|---|---|---|
| Fork | Specialized Tarmac SL6 | Trek Emonda SLR |
| Seatpost | Specialized Venge | Bontrager Seatmast Cap |
| Frame | not listed | Trek Ultralight 800 |
| Shifter | not listed | Shimano Ultegra R8020 |
| Derailleur | not listed | Shimano Ultegra R8000 |
| Cassette | not listed | Shimano Ultegra R8000 |
| Chain | not listed | Shimano Ultegra HG701 |
| Crankset | not listed | Shimano Ultegra R8000 |
| Wheelset | not listed | Bontrager Aeolus Pro 37 |
| Tire | not listed | Bontrager R3 Hard-Case Lite |
| Brake | not listed | Shimano Ultegra |
| Handlebar | not listed | Bontrager Aeolus RSL |
| Saddle | not listed | Bontrager Aeolus Elite |
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