2020 Norco Optic C3 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
- +30 mm
- Longer frame reach
- Wheelbase
- +43 mm
- Longer: steadier at speed
- Head angle
- ±0.0°
- About the same head angle
- Chainstays
- +7 mm
- Longer: more planted
The two frames
Only the Norco Optic C3 is drawn. The Specialized Stumpjumper Comp numbers we have for size S3 are missing the stack.
Geometry side by side
| Measurement | Norco Optic C3 S | Specialized Stumpjumper Comp S3 | Difference |
|---|---|---|---|
| Reach | 420 | 450 | +30 mm |
| Stack | 611 | not listed | |
| Head tube angle | 65.0 | 65 | ±0.0° |
| Seat tube angle | 76.0 | 76 | ±0.0° |
| Effective top tube | 572 | not listed | |
| Chainstay length | 425 | 432 | +7 mm |
| Wheelbase | 1157 | 1200 | +43 mm |
| BB height | 337 | 333 | −4 mm |
| Standover | 664 | 744 | +80 mm |
| Seat tube length | 395 | 405 | +10 mm |
| Head tube length | 100 | 110 | +10 mm |
| BB drop | not listed | 42 | |
| Fork length | not listed | 550mm |
Differences are the Specialized Stumpjumper Comp minus the Norco Optic C3. Full charts: 2020 Norco Optic C3, 2022 Specialized Stumpjumper Comp.
Where each sits in its class
Norco Optic C3Specialized 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 C3C3 | Specialized Stumpjumper Comp |
|---|---|---|
| Fork | RockShox Pike Select | not listed |
| Rear shock | RockShox Super Deluxe DH Ultimate | not listed |
| Shifter | SRAM NX Eagle | not listed |
| Derailleur | SRAM NX Eagle | not listed |
| Cassette | SRAM NX Eagle | not listed |
| Chain | SRAM NX Eagle | not listed |
| Crankset | SRAM NX Eagle B148 DUB | not listed |
| Bottom bracket | SRAM BB DUB PressFit | not listed |
| Rim | Stan's NoTubes Flow S1 29" | not listed |
| Brake | Shimano Deore M420 | not listed |
| Handlebar | TranzX 6061 DB Alloy | not listed |
| Grips | Ergon GA30 | not listed |
| Dropper post | X-Fusion Manic | not listed |
| Saddle | fizik Taiga | not listed |
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