2021 Trek Domane SL vs 2023 Specialized Allez Sport
The 56 is the Specialized Allez Sport size closest to your 56 Trek Domane SL. 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 Specialized Allez Sport
Compared with the Trek Domane SL in 56, the Specialized Allez Sport in 56 places the top of the head tube at about the same height and about as far forward, relative to the bottom bracket.
- Frame stack
- −1 mm
- About the same height
- Frame reach
- +1 mm
- About the same reach
- Wheelbase
- ±0 mm
- About the same
- Head angle
- +0.6°
- Steeper: sharper steering
- Chainstays
- +5 mm
- Longer: more planted
The two frames
We can't draw these frames yet. The Trek Domane SL numbers we have for size 56 are missing the seat angle. The numbers below still compare.
Geometry side by side
| Measurement | Trek Domane SL 56 | Specialized Allez Sport 56 | Difference |
|---|---|---|---|
| Reach | 377 | 378 | +1 mm |
| Stack | 591 | 590 | −1 mm |
| Head tube angle | 71.9° | 72.5° | +0.6° |
| Effective top tube | 554 | not listed | |
| Chainstay length | 420 | 425mm | +5 mm |
| Wheelbase | 1008 | 1008mm | ±0 mm |
| BB drop | 78 | 76mm | −2 mm |
| Standover | 776 | 801mm | +25 mm |
| Seat tube length | 525 | 530mm | +5 mm |
| Head tube length | 175 | 175mm | ±0 mm |
| Seat tube angle | not listed | 73.25° | |
| BB height | not listed | 274mm | |
| Fork length | not listed | 378mm |
Differences are the Specialized Allez Sport minus the Trek Domane SL. Full charts: 2021 Trek Domane SL, 2023 Specialized Allez Sport.
Where each sits in its class
Trek Domane SLSpecialized Allez Sport
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 Domane SLSL 4 | Specialized Allez SportSport |
|---|---|---|
| Frame | Trek OCLV | Specialized Allez E5 |
| Fork | Trek Domane SL | Specialized FACT |
| Shifter | Shimano Tiagra R4720 | Shimano Tiagra |
| Derailleur | Shimano 105 R7000, Shimano Tiagra 4700 | Shimano Tiagra |
| Cassette | Shimano Tiagra HG-500 | not listed |
| Chain | Shimano Tiagra HG54 | KMC X10 |
| Crankset | Praxis Alba M30 | Praxis Alba |
| Tire | Bontrager R1 Hard-Case Lite | Specialized Roadsport |
| Rim | Bontrager Affinity | not listed |
| Brake | Shimano Tiagra R4770 | Shimano Tiagra |
| Handlebar | Bontrager Comp VR-C | Specialized Shallow Drop |
| Seatpost | Bontrager Seatmast Cap | not listed |
| Saddle | Bontrager P3 Verse | Specialized Bridge Saddle |
| Chainring | not listed | Praxis Alba |
| Wheelset | not listed | Specialized Axis Sport |
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