2026 Specialized Roubaix SL8 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
- −0.8°
- Slacker: calmer 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 numbers we have for size 56 are missing the reach, chainstay length and wheelbase. The numbers below still compare.
Geometry side by side
| Measurement | Specialized Roubaix SL8 56 | BMC Roadmachine TWO 54 | Difference |
|---|---|---|---|
| Reach | not listed | not listed | |
| Stack | 605 | not listed | |
| Head tube angle | 73 | 72.2 | −0.8° |
| Seat tube angle | 73.5 | not listed | |
| Chainstay length | not listed | not listed | |
| Wheelbase | not listed | not listed | |
| BB height | 270mm | not listed | |
| Standover | not listed | 770 | |
| Fork length | not listed | not listed |
Differences are the BMC Roadmachine TWO minus the Specialized Roubaix SL8. Full charts: 2026 Specialized Roubaix SL8, 2026 BMC Roadmachine TWO.
Where each sits in its class
Specialized Roubaix SL8BMC Roadmachine TWO
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 SL8S-Works SL8 | BMC Roadmachine TWOTWO |
|---|---|---|
| Frame | Specialized Roubaix | BMC Roadmachine |
| Fork | Specialized Future Shock 3.3 | not listed |
| Shifter | SRAM Red AXS E1 | Shimano 105 R7170 |
| Derailleur | SRAM RED AXS E1 | Shimano 105 R7150 Di2, Shimano 105 R7150 |
| Cassette | SRAM RED XG-1290 E1 | Shimano CS-HG710 |
| Chain | SRAM Red E1 flat-top | Shimano Deore M6100 |
| Crankset | SRAM RED AXS Power Meter | Shimano 105 R7100 |
| Bottom bracket | SRAM DUB | Shimano BB-RS500-PB |
| Wheelset | Roval Rapide CLX | PRD23 |
| Tire | Specialized Mondo TLR Endurance | Vittoria Rubino V |
| Brake | Specialized override | Shimano 105 R7170 Di2 |
| Rotor | Shimano Ultegra | Shimano SM-RT70, Shimano 160mm |
| Handlebar | Roval Alpinist | BMC HB D4 03 |
| Stem | Roval Alpinist | BMC RSM 01 |
| Grips | Specialized Supacaz Super Sticky Kush | not listed |
| Seatpost | Specialized S-Works Pave | BMC Roadmachine Carbon D-shaped |
| Saddle | Specialized S-Works Power | Selle Italia Model X Superflow |
| Chainring | not listed | Shimano 50T, Shimano 34T |
| Bag | not listed | Storage Pouch |
| Light | not listed | BMC Integrated Rear Light 25 |
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