2021 Cannondale Topstone Carbon Women’s Lefty vs 2021 Specialized Crux Pro
The 46 is the Specialized Crux Pro size closest to your XS Cannondale Topstone Carbon Women’s Lefty. 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 Specialized Crux Pro
Compared with the Cannondale Topstone Carbon Women’s Lefty in XS, the Specialized Crux Pro in 46 places the top of the head tube 5 mm higher and about as far forward, relative to the bottom bracket. Its wheelbase is 8 mm longer, which can contribute to stability at speed.
- Frame stack
- +5 mm
- Higher front end
- Frame reach
- −2 mm
- About the same reach
- Wheelbase
- +8 mm
- Longer: steadier at speed
- Head angle
- −0.5°
- Slacker: calmer steering
- Chainstays
- +10 mm
- Longer: more planted
The two frames
Cannondale Topstone Carbon Women’s Lefty, XSSpecialized Crux Pro, 46Drawn to scale and lined up at the bottom bracket.
Geometry side by side
| Measurement | Cannondale Topstone Carbon Women’s Lefty XS | Specialized Crux Pro 46 | Difference |
|---|---|---|---|
| Reach | 368 | 366mm | −2 mm |
| Stack | 518 | 523mm | +5 mm |
| Head tube angle | 70 | 69.5° | −0.5° |
| Seat tube angle | 73.1 | 75.5° | +2.4° |
| Effective top tube | 525 | not listed | |
| Chainstay length | 415 | 425mm | +10 mm |
| Wheelbase | 999 | 1007mm | +8 mm |
| BB drop | 69 | 71mm | +2 mm |
| BB height | 268 | 281.5mm | +14 mm |
| Standover | 710 | 763.5mm | +54 mm |
| Seat tube length | 410 | 470mm | +60 mm |
| Head tube length | 97 | 100mm | +3 mm |
| Fork length | not listed | 400mm |
Differences are the Specialized Crux Pro minus the Cannondale Topstone Carbon Women’s Lefty. Full charts: 2021 Cannondale Topstone Carbon Women’s Lefty, 2021 Specialized Crux Pro.
Where each sits in its class
Cannondale Topstone Carbon Women’s LeftySpecialized Crux Pro
Each bike is ranked against the other gravel 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 | Cannondale Topstone Carbon Women’s LeftyWomen’s Lefty 3 | Specialized Crux ProPro |
|---|---|---|
| Frame | Cannondale BallisTec | not listed |
| Fork | Lefty Oliver | not listed |
| Shifter | Shimano GRX RX600 | SRAM Force eTap AXS |
| Derailleur | Shimano GRX RX812 | SRAM Force eTAP AXS |
| Cassette | Shimano SLX | SRAM Force |
| Chain | Shimano HG601 | SRAM Force |
| Crankset | Cannondale BB30a | SRAM Force |
| Pedals | Not | not listed |
| Rim | WTB ST i23 TCS | not listed |
| Brake | Shimano GRX RX600 | SRAM Rival 1 |
| Bar tape | Cannondale Tape | not listed |
| Saddle | Fabric Scoop | Specialized Power |
| Bottom bracket | not listed | SRAM DUB |
| Wheelset | not listed | Roval Terra CL |
| Tire | not listed | Specialized Tracer Pro |
| Seatpost | not listed | Roval Terra |
Know what is on every bike.
Add your bike to Quiver. Keep its parts, setup, and service history together, then share your build.
Explore the app
