2021 Norco Optic C vs 2022 Specialized Stumpjumper Comp
We can't match sizes for these two: one of them has no stack and reach for the sizes shown.
What changes on the Specialized Stumpjumper Comp
- Frame stack
- n/a
- One of the bikes has no number for this
- Frame reach
- +25 mm
- Longer frame reach
- Wheelbase
- +32 mm
- Longer: steadier at speed
- Head angle
- ±0.0°
- About the same head angle
- Chainstays
- +2 mm
- About the same
The two frames
Only the Norco Optic C is drawn. The Specialized Stumpjumper Comp numbers we have for size S4 are missing the stack.
Geometry side by side
| Measurement | Norco Optic C M | Specialized Stumpjumper Comp S4 | Difference |
|---|---|---|---|
| Reach | 450 | 475 | +25 mm |
| Stack | 620 | not listed | |
| Head tube angle | 65.0 | 65 | ±0.0° |
| Seat tube angle | 76.0 | 76 | ±0.0° |
| Effective top tube | 605 | not listed | |
| Chainstay length | 430 | 432 | +2 mm |
| Wheelbase | 1196 | 1228 | +32 mm |
| BB height | 337 | 333 | −4 mm |
| Standover | 680 | 749 | +69 mm |
| Seat tube length | 415 | 425 | +10 mm |
| Head tube length | 110 | 120 | +10 mm |
| BB drop | not listed | 42 | |
| Fork length | not listed | 550mm |
Differences are the Specialized Stumpjumper Comp minus the Norco Optic C. Full charts: 2021 Norco Optic C, 2022 Specialized Stumpjumper Comp.
Where each sits in its class
Norco Optic CSpecialized Stumpjumper Comp
AggressivePositionUpright
CalmSteeringQuick
PlayfulBalancePlanted
Each bike is ranked against the other trail 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 | Norco Optic CC AXS | Specialized Stumpjumper Comp |
|---|---|---|
| Fork | RockShox Pike RC2 Ultimate | not listed |
| Rear shock | RockShox Super Deluxe DH Custom RC Ultimate | not listed |
| Shifter | SRAM Eagle AXS | not listed |
| Derailleur | SRAM XX1 Eagle AXS | not listed |
| Cassette | SRAM XX1 Eagle | not listed |
| Crankset | SRAM XX1 Eagle DUB SL | not listed |
| Bottom bracket | SRAM DUB PF92 | not listed |
| Brake | SRAM Code RSC | not listed |
| Rotor | SRAM CenterLine | not listed |
| Stem | OneUp Components EDC Compatible | not listed |
| Seatpost | RockShox Reverb AXS | not listed |
| Saddle | fizik Alpaca Terra | not listed |
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