Factor O2 VAM
Climbers who want Factor. Ostro if you also care about aero.
Factor's lightweight race bike. Less aero than Ostro, still a low race fit.
Climbers who want Factor. Ostro if you also care about aero.
Factor's lightweight race bike. Less aero than Ostro, still a low race fit.
Climbers who want Factor. Ostro if you also care about aero.
Factor's lightweight race bike. Less aero than Ostro, still a low race fit.
Racers who want a climbing Orbea. Orca Aero is the wind-cheating sibling.
Orbea's lightweight race bike, OMX carbon on high kits, and a fit that is race-low without S5 drama. OMX vs OMR changes weight more than geometry.
| Measurement |  FactorO2 VAM 2027 | FactorO2 VAM 2026 |  OrbeaOrca 2025 |
|---|---|---|---|
| Stackmm | 565 | 565 | 552−13 |
| Reachmm | 388 | 388 | 385−3 |
| Head tube angle° | 73.3 | 73.3 | 72.8−0.5 |
| Seat tube angle° | 73.2 | 73.2 | 73.5+0.3 |
| Chainstaymm | 405 | 405 | 408+3 |
| Wheelbasemm | 993 | 993 | 981−12 |
| BB dropmm | 70 | 70 | 70 |
| BB heightmm | — | — | — |
| Standovermm | — | — | — |
| Part | O2 VAM 56 | O2 VAM 56 | Orca 53 |
|---|---|---|---|
| Stem | 100 mm | 100 mm | 90 mm |
| Bar | 420 mm | 420 mm | 400 mm |
| Crank | 172.5 mm | 172.5 mm | 170 mm |
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Ridden by the Lotto pro team, the Orca is Orbea's lightweight bike, perfect for climbing. Cyclist writer Joseph Delves reviewed the top spec M10i LTD model in ...
