2024 Giant TCR Advanced Pro Disc vs 2025 Factor Ostro VAM SRAM Power Meter
The 58 is the Factor Ostro VAM SRAM Power Meter size closest to your L Giant TCR Advanced Pro Disc. We match frame stack and reach. This is a geometry comparison, not a fit recommendation; stem, spacers, handlebars and saddle setup also affect your riding position.
What changes on the Factor Ostro VAM SRAM Power Meter
Compared with the Giant TCR Advanced Pro Disc in L, the Factor Ostro VAM SRAM Power Meter in 58 places the top of the head tube 6 mm higher and about as far forward, relative to the bottom bracket.
- Frame stack
- +6 mm
- Higher front end
- Frame reach
- −1 mm
- About the same reach
- Wheelbase
- ±0 mm
- About the same
- Head angle
- +0.3°
- About the same head angle
- Chainstays
- +3 mm
- Longer: more planted
The two frames
Giant TCR Advanced Pro Disc, LFactor Ostro VAM SRAM Power Meter, 58Drawn to scale and lined up at the bottom bracket.
Geometry side by side
| Measurement | Giant TCR Advanced Pro Disc L | Factor Ostro VAM SRAM Power Meter 58 | Difference |
|---|---|---|---|
| Reach | 402 | 401 | −1 mm |
| Stack | 581 | 587 | +6 mm |
| Head tube angle | 73.0° | 73.3 | +0.3° |
| Seat tube angle | 73.0° | 73.5 | +0.5° |
| Chainstay length | 405 | 408 | +3 mm |
| Wheelbase | 1006 | 1006 | ±0 mm |
| BB drop | 67 | not listed | |
| Standover | 800 | not listed | |
| Seat tube length | 530 | not listed | |
| Head tube length | 185 | not listed |
Differences are the Factor Ostro VAM SRAM Power Meter minus the Giant TCR Advanced Pro Disc. Full charts: 2024 Giant TCR Advanced Pro Disc, 2025 Factor Ostro VAM SRAM Power Meter.
Where each sits in its class
Giant TCR Advanced Pro DiscFactor Ostro VAM SRAM Power Meter
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 | Giant TCR Advanced Pro Disc | Factor Ostro VAM SRAM Power MeterSRAM Force w/ Power Meter |
|---|---|---|
| Frame | not listed | Factor Ostro VAM |
| Fork | not listed | Factor OSTRO |
| Bottom bracket | not listed | CeramicSpeed T47A |
| Wheelset | not listed | Black Inc 48|58 |
| Brake | not listed | Disc brake 160mm max rotor |
| Handlebar | not listed | Black Inc Integrated Aero Barstem |
| Headset | not listed | CeramicSpeed SLT |
| Seatpost | not listed | Factor D-shaped carbon seatpost 0 and 20mm setback |
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