2018 Specialized Camber Men's Comp Carbon 29 vs 2020 Specialized Stumpjumper ST Comp Alloy 29
The Specialized Stumpjumper ST Comp Alloy 29 size closest to your M is the M. Compare the M instead
What changes on the Specialized Stumpjumper ST Comp Alloy 29
Compared with the Specialized Camber Men's Comp Carbon 29 in M, the Specialized Stumpjumper ST Comp Alloy 29 in S places the top of the head tube 3 mm higher and 12 mm further back, relative to the bottom bracket. Its wheelbase is 8 mm longer, which can contribute to stability at speed.
- Frame stack
- +3 mm
- Higher front end
- Frame reach
- −12 mm
- Shorter frame reach
- Wheelbase
- +8 mm
- Longer: steadier at speed
- Head angle
- −1.0°
- Slacker: calmer steering
- Chainstays
- ±0 mm
- About the same
The two frames
Specialized Camber Men's Comp Carbon 29, MSpecialized Stumpjumper ST Comp Alloy 29, SDrawn to scale and lined up at the bottom bracket.
Geometry side by side
| Measurement | Specialized Camber Men's Comp Carbon 29 M | Specialized Stumpjumper ST Comp Alloy 29 S | Difference |
|---|---|---|---|
| Reach | 427mm | 415mm | −12 mm |
| Stack | 609mm | 612mm | +3 mm |
| Head tube angle | 68.5° | 67.5° | −1.0° |
| Seat tube angle | 75° | 75.8° | +0.8° |
| Effective top tube | 590mm | not listed | |
| Chainstay length | 437mm | 437mm | ±0 mm |
| Wheelbase | 1135mm | 1143mm | +8 mm |
| BB drop | 42mm | 39mm | −3 mm |
| BB height | 330mm | 333mm | +3 mm |
| Standover | 735mm | 750mm | +15 mm |
| Seat tube length | 430mm | 380mm | −50 mm |
| Fork length | 531mm | 540mm | +9 mm |
| Head tube length | not listed | 100mm |
Differences are the Specialized Stumpjumper ST Comp Alloy 29 minus the Specialized Camber Men's Comp Carbon 29. Full charts: 2018 Specialized Camber Men's Comp Carbon 29, 2020 Specialized Stumpjumper ST Comp Alloy 29.
Where each sits in its class
Specialized Camber Men's Comp Carbon 29Specialized Stumpjumper ST Comp Alloy 29
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 | Specialized Camber Men's Comp Carbon 29Men's Comp Carbon 29 1x | Specialized Stumpjumper ST Comp Alloy 29Comp Alloy 29 |
|---|---|---|
| Fork | RockShox Reba RL 29 | Fox FLOAT Rhythm |
| Rear shock | Fox Float Performance | Fox Float DPS Performance |
| Shifter | SRAM GX | Shimano SLX |
| Derailleur | SRAM GX | Shimano SLX |
| Cassette | SRAM PG-1130 | Shimano SLX |
| Chain | SRAM PC-1110 | KMC X11 |
| Crankset | Race Face Aeffect | not listed |
| Tire | Specialized Purgatory, Specialized Ground Control | Specialized Eliminator, Specialized Purgatory |
| Rim | Roval Traverse 29 | not listed |
| Brake | SRAM Level TL | Shimano MT501 |
| Grips | Specialized Sip Grip | Specialized Sip Grip |
| Seatpost | Specialized Command Post IRcc | X-Fusion Manic |
| Saddle | Specialized Henge Comp | Specialized Phenom |
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