2021 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
- Shorter frame reach
- Wheelbase
- −35 mm
- Shorter: quicker to change direction
- Head angle
- ±0.0°
- About the same head angle
- Chainstays
- −3 mm
- Shorter: livelier
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 L | Specialized Stumpjumper Comp S3 | Difference |
|---|---|---|---|
| Reach | 480 | 450 | −30 mm |
| Stack | 629 | not listed | |
| Head tube angle | 65.0 | 65 | ±0.0° |
| Seat tube angle | 76.0 | 76 | ±0.0° |
| Effective top tube | 637 | not listed | |
| Chainstay length | 435 | 432 | −3 mm |
| Wheelbase | 1235 | 1200 | −35 mm |
| BB height | 337 | 333 | −4 mm |
| Standover | 698 | 744 | +46 mm |
| Seat tube length | 445 | 405 | −40 mm |
| Head tube length | 120 | 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: 2021 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 RC Select | not listed |
| Rear shock | RockShox Super Deluxe DH Custom RC Ultimate | not listed |
| Shifter | Shimano SLX SL-M7100-IR I-Spec EV | not listed |
| Derailleur | Shimano XT M8100 | not listed |
| Cassette | Shimano SLX | not listed |
| Chain | Shimano Deore | not listed |
| Crankset | Shimano FC-MT6100-1 | not listed |
| Bottom bracket | Shimano MT500 PF92 | not listed |
| Brake | Shimano MT420 | not listed |
| Rotor | Shimano SM-RT64 | not listed |
| Handlebar | TranzX Butted 6061 Alloy | not listed |
| Dropper post | X-Fusion Manic Dropper | not listed |
| Saddle | fizik Alpaca Terra | not listed |
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
