2026 BMC Roadmachine TWO vs 2026 Colnago V4Rs Shimano
We can't match sizes for these two: one of them has no stack and reach for the sizes shown.
What changes on the Colnago V4Rs Shimano
- Frame stack
- n/a
- One of the bikes has no number for this
- Frame reach
- n/a
- One of the bikes has no number for this
- Wheelbase
- n/a
- One of the bikes has no number for this
- Head angle
- +0.8°
- Steeper: sharper steering
- Chainstays
- n/a
- One of the bikes has no number for this
The two frames
We can't draw these frames yet. The BMC Roadmachine TWO numbers we have for size 54 are missing the reach, stack, seat angle, chainstay length and wheelbase. The numbers below still compare.
Geometry side by side
| Measurement | BMC Roadmachine TWO 54 | Colnago V4Rs Shimano 50s | Difference |
|---|---|---|---|
| Head tube angle | 72.2 | 73 | +0.8° |
| Seat tube angle | not listed | not listed | |
| Standover | 770 | not listed | |
| Fork length | not listed | not listed | |
| Reach | not listed | 410 | |
| Stack | not listed | 612 | |
| Effective top tube | not listed | not listed | |
| Chainstay length | not listed | 408 | |
| Wheelbase | not listed | 988 | |
| BB drop | not listed | 72 | |
| Seat tube length | not listed | not listed | |
| Head tube length | not listed | not listed |
Differences are the Colnago V4Rs Shimano minus the BMC Roadmachine TWO. Full charts: 2026 BMC Roadmachine TWO, 2026 Colnago V4Rs Shimano.
Where each sits in its class
BMC Roadmachine TWOColnago 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 | BMC Roadmachine TWOTWO | Colnago V4Rs ShimanoShimano Dura-Ace Di2 |
|---|---|---|
| Frame | BMC Roadmachine | Colnago V4Rs |
| Shifter | Shimano 105 R7170 | Shimano Dura Ace Di2 |
| Derailleur | Shimano 105 R7150 Di2, Shimano 105 R7150 | Shimano Dura-Ace Di2, Shimano RD-9250 Dura-Ace Di2 |
| Cassette | Shimano CS-HG710 | Shimano Dura-Ace |
| Chain | Shimano Deore M6100 | Shimano Dura-Ace |
| Crankset | Shimano 105 R7100 | Shimano Dura-Ace |
| Chainring | Shimano 50T, Shimano 34T | Shimano Dura-Ace, Shimano Dura-Ace R9200 |
| Bottom bracket | Shimano BB-RS500-PB | CeramicSpeed T47 |
| Wheelset | PRD23 | Shimano Dura-Ace C50 |
| Tire | Vittoria Rubino V | Pirelli P Zero Race |
| Brake | Shimano 105 R7170 Di2 | Shimano Dura-Ace Di2, Shimano Dura-Ace 9270 Di2 |
| Rotor | Shimano SM-RT70, Shimano 160mm | Shimano CL900 |
| Handlebar | BMC HB D4 03 | Colnago CC.01 |
| Stem | BMC RSM 01 | Colnago CC.01 |
| Seatpost | BMC Roadmachine Carbon D-shaped | Colnago D-shape carbon |
| Saddle | Selle Italia Model X Superflow | Prologo Scratch M5 CPC |
| Bag | Storage Pouch | not listed |
| Light | BMC Integrated Rear Light 25 | not listed |
| Fork | not listed | Colnago carbon fork |
| Bar tape | not listed | Colnago Grip |
| Headset | not listed | CeramicSpeed SLT |
| Bottle cage | not listed | Colnago bottle cage |
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