2017 Trek Superfly Women's vs 2019 Specialized Chisel Women's Comp
The XS is the Specialized Chisel Women's Comp size closest to your XS Trek Superfly Women's. 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 Chisel Women's Comp
Compared with the Trek Superfly Women's in XS, the Specialized Chisel Women's Comp in XS places the top of the head tube 23 mm higher and 10 mm further forward, relative to the bottom bracket. Its wheelbase is 18 mm longer, which can contribute to stability at speed.
- Frame stack
- +23 mm
- Higher front end
- Frame reach
- +10 mm
- Longer frame reach
- Wheelbase
- +18 mm
- Longer: steadier at speed
- Head angle
- +0.8°
- Steeper: sharper steering
- Chainstays
- +5 mm
- Longer: more planted
The two frames
We can't draw these frames yet. The Trek Superfly Women's numbers we have for size XS are missing the seat angle. The numbers below still compare.
Geometry side by side
| Measurement | Trek Superfly Women's XS | Specialized Chisel Women's Comp XS | Difference |
|---|---|---|---|
| Reach | 370 | 380mm | +10 mm |
| Stack | 563 | 586mm | +23 mm |
| Head tube angle | 69.0° | 69.8° | +0.8° |
| Effective top tube | 541 | 548mm | +7 mm |
| Chainstay length | 425 | 430mm | +5 mm |
| Wheelbase | 1037 | 1055mm | +18 mm |
| BB drop | 48 | 57.5mm | +10 mm |
| BB height | 302 | 312.5mm | +11 mm |
| Standover | 710 | 731mm | +21 mm |
| Seat tube length | 343 | 370mm | +27 mm |
| Head tube length | 100 | 95mm | −5 mm |
| Seat tube angle | not listed | 74° | |
| Fork length | not listed | 486mm |
Differences are the Specialized Chisel Women's Comp minus the Trek Superfly Women's. Full charts: 2017 Trek Superfly Women's, 2019 Specialized Chisel Women's Comp.
Where each sits in its class
Trek Superfly Women'sSpecialized Chisel Women's Comp
Each bike is ranked against the other XC 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 | Trek Superfly Women's6 Women's | Specialized Chisel Women's CompWomen's Comp |
|---|---|---|
| Frame | Trek Alpha Platinum | Specialized D'Aluisio Smartweld M5 |
| Fork | RockShox Reba RL | RockShox Judy 29 Gold |
| Shifter | SRAM GX | Shimano Deore |
| Derailleur | SRAM GX | Shimano Deore, Shimano XT |
| Cassette | SRAM PG 1130 | Shimano Deore |
| Chain | SRAM 1110 | KMC X-10 |
| Crankset | SRAM GX-1000 | Specialized Stout Pro |
| Bottom bracket | Trek PF89.5 | not listed |
| Tire | Bontrager XR1 Expert | Specialized Fast Trak |
| Rim | Bontrager Mustang Elite | Specialized Stout XC 29 |
| Brake | SRAM Level T | Shimano MT501 |
| Saddle | Bontrager Ajna Comp WSD | Specialized Myth Sport |
| Handlebar | not listed | Specialized Mini Rise |
| Grips | not listed | Specialized Sip Grip |
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