Racers who want a boutique aero-light bike. O2 VAM is the climbing sibling; LS is gravel.
Factor's aero-all-rounder: light enough to climb, aero enough to race, and a stiff, precise race bike that reviewers keep measuring against the Tarmac SL8.
Racers who want a boutique aero-light bike. O2 VAM is the climbing sibling; LS is gravel.
Factor's aero-all-rounder: light enough to climb, aero enough to race, and a stiff, precise race bike that reviewers keep measuring against the Tarmac SL8.
Aero racers. Specialissima if you want light.
Bianchi aero race bike with Air Deflector aero thinking. Fast, integrated, still a race stack/reach chart.
Fast road riders who want Orbea aero. Orca if you care more about weight.
Aero Orbea race bike. Deeper tubes than Orca, same size run so many riders can twin the two on stack/reach.
| Measurement |  FactorOstro VAM 2027 | FactorOstro VAM 2026 |  BianchiOltre RC 2022 |  OrbeaOrca Aero 2022 |
|---|---|---|---|---|
| Stackmm | 565 | 562−3 | 550−15 | 542−23 |
| Reachmm | 392 | 390−2 | 387−5 | 388−4 |
| Head tube angle° | 73.3 | 73.3 | 72.8−0.5 | 72.8−0.5 |
| Seat tube angle° | 73.5 | 73.2−0.3 | 73.2−0.3 | 73.5 |
| Chainstaymm | 405 | 405 | 408+3 | 408+3 |
| Wheelbasemm | 987 | 995+8 | 994+7 | 980−7 |
| BB dropmm | 70 | 70 | 70 | 68−2 |
| BB heightmm | — | — | — | — |
| Standovermm | — | — | — | — |
| Part | Ostro VAM 56 | Ostro VAM 56 | Oltre RC 55 | Orca Aero 53 |
|---|---|---|---|---|
| Stem | 100 mm | 100 mm | 100 mm | 90 mm |
| Bar | 420 mm | 420 mm | 420 mm | 400 mm |
| Crank | 172.5 mm | 172.5 mm | 172.5 mm | 170 mm |
The Bianchi Oltre RC frame is claimed to weigh 915g in a size 55cm (roughly equivalent to a size medium), with the fork adding a further 420g. The Oltre Pro ...
At the bike's launch, Bianchi claimed the Oltre RC offers a 17.1-watt saving over the outgoing Oltre XR4 at speeds of 50km/h, as well as a 45-second saving over ...
Is The Science Wrong? Which Bike Actually Climbs Faster? Global Cycling Network · 270K views ; 2022 Orbea Orca Aero Road Bike Review | *Aero Lunchbox Not ...
The Orbea Orca Aero is just sublime once up to speed; it cuts through the air with ease and holds momentum in much the same way as a time trial bike. Swapping ...