2018 Specialized Stumpjumper ST Men's Expert 29 vs 2018 Specialized Camber Men's Comp 29
The M is the Specialized Camber Men's Comp 29 size closest to your S Specialized Stumpjumper ST Men's Expert 29. 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 Camber Men's Comp 29
Compared with the Specialized Stumpjumper ST Men's Expert 29 in S, the Specialized Camber Men's Comp 29 in M places the top of the head tube at about the same height and 12 mm further forward, relative to the bottom bracket. Its wheelbase is 6 mm shorter, which can contribute to quicker direction changes.
- Frame stack
- +2 mm
- About the same height
- Frame reach
- +12 mm
- Longer frame reach
- Wheelbase
- −6 mm
- Shorter: quicker to change direction
- Head angle
- +1.0°
- Steeper: sharper steering
- Chainstays
- ±0 mm
- About the same
The two frames
Specialized Stumpjumper ST Men's Expert 29, SSpecialized Camber Men's Comp 29, MDrawn to scale and lined up at the bottom bracket.
Geometry side by side
| Measurement | Specialized Stumpjumper ST Men's Expert 29 S | Specialized Camber Men's Comp 29 M | Difference |
|---|---|---|---|
| Reach | 415mm | 427mm | +12 mm |
| Stack | 607mm | 609mm | +2 mm |
| Head tube angle | 67.5° | 68.5° | +1.0° |
| Seat tube angle | 75.8° | 75° | −0.8° |
| Effective top tube | 569mm | 590mm | +21 mm |
| Chainstay length | 437mm | 437mm | ±0 mm |
| Wheelbase | 1141mm | 1135mm | −6 mm |
| BB drop | 39mm | 42mm | +3 mm |
| BB height | 333mm | 330mm | −3 mm |
| Standover | 740mm | 739mm | −1 mm |
| Seat tube length | 380mm | 430mm | +50 mm |
| Fork length | 540mm | 531mm | −9 mm |
| Head tube length | 95mm | 145mm | +50 mm |
Differences are the Specialized Camber Men's Comp 29 minus the Specialized Stumpjumper ST Men's Expert 29. Full charts: 2018 Specialized Stumpjumper ST Men's Expert 29, 2018 Specialized Camber Men's Comp 29.
Where each sits in its class
Specialized Stumpjumper ST Men's Expert 29Specialized Camber Men's Comp 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 Stumpjumper ST Men's Expert 29Men's Expert 29 | Specialized Camber Men's Comp 29Men's Comp 29 |
|---|---|---|
| Fork | RockShox Pike RC | RockShox Reba RL 29 |
| Rear shock | RockShox Deluxe RT3 | Fox Float Performance |
| Shifter | SRAM GX Eagle | Shimano SLX |
| Derailleur | SRAM GX Eagle | SRAM GX, Shimano XT |
| Cassette | SRAM GX Eagle | Shimano SLX |
| Chain | SRAM GX Eagle | KMC X-11 |
| Crankset | TruVativ Descendant | Race Face Aeffect |
| Tire | Specialized Butcher, Specialized Purgatory | Specialized Purgatory, Specialized Ground Control |
| Rim | Roval Traverse | Roval Traverse 29 |
| Brake | SRAM Guide R | Shimano Deore M600 |
| Grips | Specialized Sip Grip | Specialized Sip Grip |
| Seatpost | Specialized Command Post IRcc | not listed |
| Saddle | Specialized Phenom Comp | Specialized Henge Comp |
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