2025 Colnago V5Rs SRAM eTap vs 2026 Colnago V4Rs Shimano
The 51 is the Colnago V4Rs Shimano size closest to your 53 Colnago V5Rs SRAM eTap. 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 Colnago V4Rs Shimano
Compared with the Colnago V5Rs SRAM eTap in 53, the Colnago V4Rs Shimano in 51 places the top of the head tube 18 mm lower and 9 mm further back, relative to the bottom bracket.
- Frame stack
- −18 mm
- Lower front end
- Frame reach
- −9 mm
- Shorter frame reach
- Wheelbase
- n/a
- One of the bikes has no number for this
- Head angle
- −1.2°
- Slacker: calmer steering
- Chainstays
- ±0 mm
- About the same
The two frames
We can't draw these frames yet. The Colnago V5Rs SRAM eTap numbers we have for size 53 are missing the wheelbase. The numbers below still compare.
Geometry side by side
| Measurement | Colnago V5Rs SRAM eTap 53 | Colnago V4Rs Shimano 51 | Difference |
|---|---|---|---|
| Reach | 397 | 388 | −9 mm |
| Stack | 575 | 557 | −18 mm |
| Head tube angle | 73 | 71.8 | −1.2° |
| Seat tube angle | 73.8 | 74 | +0.2° |
| Effective top tube | 564 | 550 | −14 mm |
| Chainstay length | 408 | 408 | ±0 mm |
| BB drop | 72 | 72 | ±0 mm |
| BB height | 264 | not listed | |
| Head tube length | 162 | 148 | −14 mm |
| Wheelbase | not listed | not listed | |
| Seat tube length | not listed | 510 |
Differences are the Colnago V4Rs Shimano minus the Colnago V5Rs SRAM eTap. Full charts: 2025 Colnago V5Rs SRAM eTap, 2026 Colnago V4Rs Shimano.
Where each sits in its class
Colnago V5Rs SRAM eTapColnago V4Rs Shimano
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 V5Rs SRAM eTap | Colnago V4Rs ShimanoShimano Dura-Ace Di2 |
|---|---|---|
| Frame | not listed | Colnago V4Rs |
| Fork | not listed | Colnago carbon fork |
| Shifter | not listed | Shimano Dura Ace Di2 |
| Derailleur | not listed | Shimano Dura-Ace Di2, Shimano RD-9250 Dura-Ace Di2 |
| Cassette | not listed | Shimano Dura-Ace |
| Chain | not listed | Shimano Dura-Ace |
| Crankset | not listed | Shimano Dura-Ace |
| Chainring | not listed | Shimano Dura-Ace, Shimano Dura-Ace R9200 |
| Bottom bracket | not listed | CeramicSpeed T47 |
| Wheelset | not listed | Shimano Dura-Ace C50 |
| Tire | not listed | Pirelli P Zero Race |
| Brake | not listed | Shimano Dura-Ace Di2, Shimano Dura-Ace 9270 Di2 |
| Rotor | not listed | Shimano CL900 |
| Handlebar | not listed | Colnago CC.01 |
| Stem | not listed | Colnago CC.01 |
| Bar tape | not listed | Colnago Grip |
| Headset | not listed | CeramicSpeed SLT |
| Seatpost | not listed | Colnago D-shape carbon |
| Saddle | not listed | Prologo Scratch M5 CPC |
| Bottle cage | not listed | Colnago bottle cage |
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