2025 Colnago Y1Rs vs 2025 Specialized Allez Sprint Comp
The 52 is the Specialized Allez Sprint Comp size closest to your S Colnago Y1Rs. 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 Comp
Compared with the Colnago Y1Rs in S, the Specialized Allez Sprint Comp in 52 places the top of the head tube at about the same height and 6 mm further forward, relative to the bottom bracket.
- Frame stack
- ±0 mm
- About the same height
- Frame reach
- +6 mm
- Longer frame reach
- Wheelbase
- n/a
- One of the bikes has no number for this
- Head angle
- +0.6°
- Steeper: sharper steering
- Chainstays
- +2 mm
- About the same
The two frames
We can't draw these frames yet. The Colnago Y1Rs numbers we have for size S are missing the wheelbase. The numbers below still compare.
Geometry side by side
| Measurement | Colnago Y1Rs S | Specialized Allez Sprint Comp 52 | Difference |
|---|---|---|---|
| Reach | 377 | 383mm | +6 mm |
| Stack | 520 | 520mm | ±0 mm |
| Head tube angle | 71.9 | 72.5° | +0.6° |
| Seat tube angle | 74.5 | 74° | −0.5° |
| Chainstay length | 408 | 410mm | +2 mm |
| BB drop | 74 | 74mm | ±0 mm |
| Fork length | 376.5 | 366mm | −11 mm |
| Head tube length | 108.5 | 115mm | +7 mm |
| Effective top tube | not listed | 532mm | |
| Wheelbase | not listed | 976mm | |
| BB height | not listed | 266mm | |
| Standover | not listed | 755mm | |
| Seat tube length | not listed | 495mm |
Differences are the Specialized Allez Sprint Comp minus the Colnago Y1Rs. Full charts: 2025 Colnago Y1Rs, 2025 Specialized Allez Sprint Comp.
Where each sits in its class
Colnago Y1RsSpecialized Allez Sprint Comp
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 | Colnago Y1RsY1RS | Specialized Allez Sprint CompComp |
|---|---|---|
| Frame | Colnago Y1Rs | not listed |
| Shifter | Shimano Dura-Ace R9200 | Shimano 105 |
| Derailleur | Shimano Dura-Ace R9200 Di2 | Shimano 105 |
| Chain | Shimano XTR M9200 | Shimano 105 |
| Crankset | Shimano Dura-Ace R9200 | Shimano 105 R7100 |
| Wheelset | Vision SC45 | DT Swiss R470 |
| Tire | Pirelli P Zero Race | Specialized Turbo Pro |
| Brake | Shimano Dura-Ace R9200 | Shimano 105 |
| Stem | Colnago YY.01 | not listed |
| Saddle | Prologo Scratch M5 | Specialized Power Sport |
| Cassette | not listed | Shimano 105 |
| Seatpost | not listed | Specialized S-Works Tarmac |
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