2018 Specialized Enduro Pro 650b vs 2020 Specialized Stumpjumper Comp Carbon 27.5
The S is the Specialized Stumpjumper Comp Carbon 27.5 size closest to your S Specialized Enduro Pro 650b. 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 Stumpjumper Comp Carbon 27.5
Compared with the Specialized Enduro Pro 650b in S, the Specialized Stumpjumper Comp Carbon 27.5 in S places the top of the head tube at about the same height and 8 mm further back, relative to the bottom bracket. Its wheelbase is 14 mm shorter, which can contribute to quicker direction changes.
- Frame stack
- +2 mm
- About the same height
- Frame reach
- −8 mm
- Shorter frame reach
- Wheelbase
- −14 mm
- Shorter: quicker to change direction
- Head angle
- +0.5°
- Steeper: sharper steering
- Chainstays
- −1 mm
- About the same
The two frames
Specialized Enduro Pro 650b, SSpecialized Stumpjumper Comp Carbon 27.5, SDrawn to scale and lined up at the bottom bracket.
Geometry side by side
| Measurement | Specialized Enduro Pro 650b S | Specialized Stumpjumper Comp Carbon 27.5 S | Difference |
|---|---|---|---|
| Reach | 423mm | 415mm | −8 mm |
| Stack | 590mm | 592mm | +2 mm |
| Head tube angle | 65mm | 65.5° | +0.5° |
| Seat tube angle | 76 | 75.3° | −0.7° |
| Effective top tube | 560mm | not listed | |
| Chainstay length | 433mm | 432mm | −1 mm |
| Wheelbase | 1171mm | 1157mm | −14 mm |
| BB drop | 8 | 21mm | +13 mm |
| BB height | 342 | 336mm | −6 mm |
| Standover | 749mm | 739mm | −10 mm |
| Seat tube length | 396mm | 380mm | −16 mm |
| Fork length | 564mm | 542mm | −22 mm |
| Head tube length | 95mm | 105mm | +10 mm |
Differences are the Specialized Stumpjumper Comp Carbon 27.5 minus the Specialized Enduro Pro 650b. Full charts: 2018 Specialized Enduro Pro 650b, 2020 Specialized Stumpjumper Comp Carbon 27.5.
Where each sits in its class
Specialized Enduro Pro 650bSpecialized Stumpjumper Comp Carbon 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 Enduro Pro 650bPro 650b | Specialized Stumpjumper Comp Carbon 27.5Comp Carbon 27.5 |
|---|---|---|
| Frame | Specialized FACT IS-X | not listed |
| Fork | Öhlins RXF 36 27.5 | Fox FLOAT Rhythm |
| Rear shock | Öhlins STX | Fox Float DPS Performance |
| Shifter | SRAM X01 Eagle | SRAM NX Eagle |
| Derailleur | SRAM X01 Eagle | SRAM NX Eagle |
| Cassette | SRAM X01 Eagle | SRAM NX Eagle |
| Chain | SRAM X01 Eagle | SRAM NX Eagle |
| Crankset | TruVativ Descendant | SRAM NX Eagle |
| Bottom bracket | SRAM XR 73 | SRAM DUB |
| Tire | Specialized Butcher | Specialized Butcher, Specialized Eliminator |
| Hub | DT Swiss 350 | not listed |
| Rim | Roval Traverse | Roval Traverse 27.5 |
| Brake | SRAM Code R | not listed |
| Grips | Specialized Sip Grip | Specialized Sip Grip |
| Seatpost | Specialized Command Post IRcc WU | X-Fusion Manic |
| Saddle | Specialized Henge Comp | Specialized Phenom |
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