2017 Specialized Camber Pro Carbon 650b vs 2018 Specialized Stumpjumper 27.5
The Specialized Stumpjumper 27.5 size closest to your M is the M. Compare the M instead
What changes on the Specialized Stumpjumper 27.5
Compared with the Specialized Camber Pro Carbon 650b in M, the Specialized Stumpjumper 27.5 in XL places the top of the head tube 27 mm higher and 39 mm further forward, relative to the bottom bracket. Its wheelbase is 65 mm longer, which can contribute to stability at speed.
- Frame stack
- +27 mm
- Higher front end
- Frame reach
- +39 mm
- Longer frame reach
- Wheelbase
- +65 mm
- Longer: steadier at speed
- Head angle
- −1.0°
- Slacker: calmer steering
- Chainstays
- ±0 mm
- About the same
The two frames
Specialized Camber Pro Carbon 650b, MSpecialized Stumpjumper 27.5, XLDrawn to scale and lined up at the bottom bracket.
Geometry side by side
| Measurement | Specialized Camber Pro Carbon 650b M | Specialized Stumpjumper 27.5 XL | Difference |
|---|---|---|---|
| Reach | 425mm | 464mm | +39 mm |
| Stack | 590mm | 617mm | +27 mm |
| Head tube angle | 68° | 67° | −1.0° |
| Seat tube angle | 75° | 74° | −1.0° |
| Effective top tube | 583mm | 646mm | +63 mm |
| Chainstay length | 420mm | 420mm | ±0 mm |
| Wheelbase | 1119mm | 1184mm | +65 mm |
| BB drop | 23mm | 18mm | −5 mm |
| Standover | 730mm | 764mm | +34 mm |
| Seat tube length | 430mm | 523mm | +93 mm |
| Fork length | 522mm | 542mm | +20 mm |
| Head tube length | 105mm | not listed |
Differences are the Specialized Stumpjumper 27.5 minus the Specialized Camber Pro Carbon 650b. Full charts: 2017 Specialized Camber Pro Carbon 650b, 2018 Specialized Stumpjumper 27.5.
Where each sits in its class
Specialized Camber Pro Carbon 650bSpecialized Stumpjumper 27.5
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 Pro Carbon 650bPro Carbon 650b | Specialized Stumpjumper 27.5S-Works 27.5 |
|---|---|---|
| Fork | Fox 27.5 Performance Elite | Öhlins RXF 36 |
| Rear shock | Fox FLOAT Factory | Öhlins STX |
| Shifter | SRAM X01 Eagle | SRAM XX1 Eagle |
| Derailleur | SRAM X01 Eagle | SRAM XX1 Eagle |
| Cassette | SRAM X01 Eagle | SRAM X01 Eagle |
| Chain | SRAM X01 Eagle | SRAM X01 Eagle |
| Crankset | SRAM XX1 Eagle | SRAM XX1 Eagle |
| Tire | Specialized Purgatory, Specialized Ground Control | Specialized Butcher |
| Hub | Roval Traverse | Roval Traverse SL |
| Brake | Shimano XT M8000 | SRAM Guide RS |
| Grips | Specialized Sip Grip | Specialized Sip Grip |
| Dropper post | Specialized Command Post IRcc | not listed |
| Seatpost | Specialized Command Post IRcc | Specialized Command Post IRcc |
| Saddle | Specialized Henge Expert | Specialized Henge Expert |
| Rim | not listed | Roval Traverse SL 27.5 |
| Stem | not listed | Syntace F109 |
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