2025 Specialized Roubaix SL8 LTD 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
- +0.7°
- Steeper: sharper steering
- Chainstays
- n/a
- One of the bikes has no number for this
The two frames
Only the Specialized Roubaix SL8 LTD is drawn. The BMC Roadmachine TWO numbers we have for size 54 are missing the reach, stack, seat angle, chainstay length and wheelbase.
Geometry side by side
| Measurement | Specialized Roubaix SL8 LTD 52 | BMC Roadmachine TWO 54 | Difference |
|---|---|---|---|
| Reach | 370mm | not listed | |
| Stack | 566mm | not listed | |
| Head tube angle | 71.5° | 72.2 | +0.7° |
| Seat tube angle | 74° | not listed | |
| Effective top tube | 534mm | not listed | |
| Chainstay length | 418mm | not listed | |
| Wheelbase | 988mm | not listed | |
| BB drop | 80mm | not listed | |
| BB height | 269mm | not listed | |
| Standover | 747mm | 770 | +23 mm |
| Seat tube length | 445mm | not listed | |
| Fork length | 375mm | not listed | |
| Head tube length | 105mm | not listed |
Differences are the BMC Roadmachine TWO minus the Specialized Roubaix SL8 LTD. Full charts: 2025 Specialized Roubaix SL8 LTD, 2026 BMC Roadmachine TWO.
Where each sits in its class
Specialized Roubaix SL8 LTDBMC 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 SL8 LTDS-Works SL8 LTD | BMC Roadmachine TWOTWO |
|---|---|---|
| Fork | Specialized Future Shock 3.3 | not listed |
| Shifter | SRAM Red AXS | Shimano 105 R7170 |
| Derailleur | SRAM Red AXS | Shimano 105 R7150 Di2, Shimano 105 R7150 |
| Cassette | SRAM RED XG-1290 | Shimano CS-HG710 |
| Chain | SRAM RED | Shimano Deore M6100 |
| Crankset | SRAM RED AXS Power Meter | Shimano 105 R7100 |
| Bottom bracket | SRAM DUB | Shimano BB-RS500-PB |
| Wheelset | Roval Terra CLX II | PRD23 |
| Tire | Specialized S-Works Mondo 2BR | Vittoria Rubino V |
| Brake | SRAM RED | Shimano 105 R7170 Di2 |
| Stem | Specialized S-Works Future | BMC RSM 01 |
| Seatpost | Specialized S-Works Pave Seat post | BMC Roadmachine Carbon D-shaped |
| Saddle | Specialized S-Works Power | Selle Italia Model X Superflow |
| Frame | not listed | BMC Roadmachine |
| Chainring | not listed | Shimano 50T, Shimano 34T |
| Rotor | not listed | Shimano SM-RT70, Shimano 160mm |
| Handlebar | not listed | BMC HB D4 03 |
| Bag | not listed | Storage Pouch |
| Light | not listed | BMC Integrated Rear Light 25 |
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