2021 Specialized Chisel Comp vs 2021 Specialized Rockhopper Comp
The S is the Specialized Rockhopper Comp size closest to your XS Specialized Chisel Comp. 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 Rockhopper Comp
Compared with the Specialized Chisel Comp in XS, the Specialized Rockhopper Comp in S places the top of the head tube 16 mm higher and 20 mm further forward, relative to the bottom bracket. Its wheelbase is 35 mm longer, which can contribute to stability at speed.
- Frame stack
- +16 mm
- Higher front end
- Frame reach
- +20 mm
- Longer frame reach
- Wheelbase
- +35 mm
- Longer: steadier at speed
- Head angle
- +0.5°
- Steeper: sharper steering
- Chainstays
- +8 mm
- Longer: more planted
The two frames
Specialized Chisel Comp, XSSpecialized Rockhopper Comp, SDrawn to scale and lined up at the bottom bracket.
Geometry side by side
| Measurement | Specialized Chisel Comp XS | Specialized Rockhopper Comp S | Difference |
|---|---|---|---|
| Reach | 385mm | 405 | +20 mm |
| Stack | 591mm | 607 | +16 mm |
| Head tube angle | 68° | 68.5 | +0.5° |
| Seat tube angle | 74° | 73.5 | −0.5° |
| Chainstay length | 432mm | 440 | +8 mm |
| Wheelbase | 1070mm | 1105 | +35 mm |
| BB drop | 68mm | not listed | |
| BB height | 304mm | not listed | |
| Standover | 732mm | 732mm | ±0 mm |
| Seat tube length | 367mm | 360mm | −7 mm |
| Fork length | 486mm | 505mm | +19 mm |
| Head tube length | 95mm | 95mm | ±0 mm |
Differences are the Specialized Rockhopper Comp minus the Specialized Chisel Comp. Full charts: 2021 Specialized Chisel Comp, 2021 Specialized Rockhopper Comp.
Where each sits in its class
Specialized Chisel CompSpecialized Rockhopper 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 | Specialized Chisel CompComp | Specialized Rockhopper Comp |
|---|---|---|
| Frame | Specialized D'Aluisio Smartweld M5 | not listed |
| Fork | RockShox Judy Gold | not listed |
| Shifter | Shimano SLX | not listed |
| Derailleur | Shimano SLX M7100 | not listed |
| Cassette | Shimano Deore M6100 | not listed |
| Chain | Shimano Deore M6100 | not listed |
| Crankset | Shimano MT511 | not listed |
| Bottom bracket | Shimano BB52 | not listed |
| Tire | Specialized Fast Trak | not listed |
| Hub | Shimano MT410-B | not listed |
| Rim | Specialized hookless | not listed |
| Brake | Shimano Deore M6100 | not listed |
| Handlebar | Specialized Mini Rise | not listed |
| Saddle | Specialized Power Sport | not listed |
Know what is on every bike.
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