2026 Specialized Roubaix SL8 Pro vs 2026 BMC Roadmachine TWO
We can't match sizes for these two: one of them has no stack and reach for the sizes shown.
What changes on the BMC Roadmachine TWO
- 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
- +1.4°
- 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 Specialized Roubaix SL8 Pro numbers we have for size 49 are missing the reach. The numbers below still compare.
Geometry side by side
| Measurement | Specialized Roubaix SL8 Pro 49 | BMC Roadmachine TWO 54 | Difference |
|---|---|---|---|
| Reach | not listed | not listed | |
| Stack | 549 | not listed | |
| Head tube angle | 70.8 | 72.2 | +1.4° |
| Seat tube angle | 74 | not listed | |
| Effective top tube | 523 | not listed | |
| Chainstay length | 418 | not listed | |
| Wheelbase | 992 | not listed | |
| BB drop | 80 | not listed | |
| BB height | 269 | not listed | |
| Standover | 719 | 770 | +51 mm |
| Seat tube length | 410 | not listed | |
| Fork length | 375 | not listed | |
| Head tube length | 90 | not listed |
Differences are the BMC Roadmachine TWO minus the Specialized Roubaix SL8 Pro. Full charts: 2026 Specialized Roubaix SL8 Pro, 2026 BMC Roadmachine TWO.
Where each sits in its class
Specialized Roubaix SL8 ProBMC Roadmachine TWO
AggressivePositionUpright
CalmSteeringQuick
PlayfulBalancePlanted
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 Roubaix SL8 ProSL8 Pro | BMC Roadmachine TWOTWO |
|---|---|---|
| Frame | Specialized Roubaix | BMC Roadmachine |
| Fork | Specialized Future Shock 3.3 | not listed |
| Shifter | SRAM Force AXS E1 HRD | Shimano 105 R7170 |
| Derailleur | SRAM Force AXS E1, SRAM Force AXS | Shimano 105 R7150 Di2, Shimano 105 R7150 |
| Cassette | SRAM Force XG-1270 E1 | Shimano CS-HG710 |
| Chain | SRAM Force E1 | Shimano Deore M6100 |
| Crankset | SRAM Force E1 Power Meter | Shimano 105 R7100 |
| Bottom bracket | SRAM DUB | Shimano BB-RS500-PB |
| Wheelset | Roval Rapide CL | PRD23 |
| Tire | Specialized Mondo TLR Endurance | Vittoria Rubino V |
| Brake | SRAM Force AXS E1, SRAM Force E1 | Shimano 105 R7170 Di2 |
| Handlebar | Roval Alpinist | BMC HB D4 03 |
| Stem | Specialized Pro SL | BMC RSM 01 |
| Grips | Supacaz Super Sticky Kush | not listed |
| Seatpost | Specialized S-Works Pave | BMC Roadmachine Carbon D-shaped |
| Saddle | Specialized Power Pro Mirror | Selle Italia Model X Superflow |
| Chainring | not listed | Shimano 50T, Shimano 34T |
| Rotor | not listed | Shimano SM-RT70, Shimano 160mm |
| Bag | not listed | Storage Pouch |
| Light | not listed | BMC Integrated Rear Light 25 |
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