2021 Specialized Tarmac SL7 Sagan Collection vs 2023 Specialized Allez Sprint D'Aluisio Smartweld Alloy
The 49 is the Specialized Allez Sprint D'Aluisio Smartweld Alloy size closest to your 49 Specialized Tarmac SL7 Sagan Collection. 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 Sprint D'Aluisio Smartweld Alloy
Compared with the Specialized Tarmac SL7 Sagan Collection in 49, the Specialized Allez Sprint D'Aluisio Smartweld Alloy in 49 places the top of the head tube 4 mm higher and about as far forward, relative to the bottom bracket.
- Frame stack
- +4 mm
- Higher front end
- Frame reach
- ±0 mm
- About the same reach
- Wheelbase
- +1 mm
- About the same
- Head angle
- ±0.0°
- About the same head angle
- Chainstays
- ±0 mm
- About the same
The two frames
Specialized Tarmac SL7 Sagan Collection, 49Specialized Allez Sprint D'Aluisio Smartweld Alloy, 49Drawn to scale and lined up at the bottom bracket.
Geometry side by side
| Measurement | Specialized Tarmac SL7 Sagan Collection 49 | Specialized Allez Sprint D'Aluisio Smartweld Alloy 49 | Difference |
|---|---|---|---|
| Reach | 378mm | 378mm | ±0 mm |
| Stack | 504mm | 508mm | +4 mm |
| Head tube angle | 71.75° | 71.75° | ±0.0° |
| Seat tube angle | 75.5° | 75.5° | ±0.0° |
| Chainstay length | 410mm | 410mm | ±0 mm |
| Wheelbase | 973mm | 974mm | +1 mm |
| BB drop | 74mm | 74mm | ±0 mm |
| BB height | 266mm | 266mm | ±0 mm |
| Standover | 735mm | 735mm | ±0 mm |
| Seat tube length | 447mm | 470mm | +23 mm |
| Fork length | 366mm | 366mm | ±0 mm |
| Head tube length | 102mm | 105mm | +3 mm |
Differences are the Specialized Allez Sprint D'Aluisio Smartweld Alloy minus the Specialized Tarmac SL7 Sagan Collection. Full charts: 2021 Specialized Tarmac SL7 Sagan Collection, 2023 Specialized Allez Sprint D'Aluisio Smartweld Alloy.
Where each sits in its class
Specialized Tarmac SL7 Sagan CollectionSpecialized Allez Sprint D'Aluisio Smartweld Alloy
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 SL7 Sagan CollectionS-Works Sagan Collection | Specialized Allez Sprint D'Aluisio Smartweld AlloyD'Aluisio Smartweld Alloy |
|---|---|---|
| Frame | Specialized S-Works Tarmac SL7 FACT | not listed |
| Shifter | SRAM Red eTap AXS | not listed |
| Derailleur | SRAM RED eTAP AXS | not listed |
| Cassette | Shimano Dura-Ace R9100 | not listed |
| Chain | SRAM Red | not listed |
| Crankset | SRAM RED AXS Power Meter | not listed |
| Wheelset | Roval Rapide CLX | not listed |
| Tire | Specialized Turbo Cotton | not listed |
| Brake | Shimano Dura-Ace R9170 | not listed |
| Handlebar | Specialized S-Works Aerofly II | not listed |
| Stem | Specialized Tarmac | not listed |
| Saddle | Specialized S-Works Romin Evo | not listed |
| Seatpost | not listed | Specialized S-Works Tarmac |
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