2018 Specialized Enduro 29/6Fattie vs 2020 Specialized Stumpjumper 27.5
The XL is the Specialized Stumpjumper 27.5 size closest to your XL Specialized Enduro 29/6Fattie. 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 27.5
Compared with the Specialized Enduro 29/6Fattie in XL, the Specialized Stumpjumper 27.5 in XL places the top of the head tube 4 mm higher and 3 mm further back, relative to the bottom bracket.
- Frame stack
- +4 mm
- Higher front end
- Frame reach
- −3 mm
- Shorter frame reach
- Wheelbase
- −2 mm
- About the same
- Head angle
- −0.5°
- Slacker: calmer steering
- Chainstays
- −1 mm
- About the same
The two frames
Specialized Enduro 29/6Fattie, XLSpecialized Stumpjumper 27.5, XLDrawn to scale and lined up at the bottom bracket.
Geometry side by side
| Measurement | Specialized Enduro 29/6Fattie XL | Specialized Stumpjumper 27.5 XL | Difference |
|---|---|---|---|
| Reach | 483mm | 480mm | −3 mm |
| Stack | 633mm | 637mm | +4 mm |
| Head tube angle | 66° | 65.5° | −0.5° |
| Seat tube angle | 76.3° | 74.2° | −2.1° |
| Effective top tube | 637mm | not listed | |
| Chainstay length | 433mm | 432mm | −1 mm |
| Wheelbase | 1245mm | 1243mm | −2 mm |
| BB drop | 19mm | 21mm | +2 mm |
| BB height | 354mm | 336mm | −18 mm |
| Standover | 799mm | 774mm | −25 mm |
| Seat tube length | 521mm | 505mm | −16 mm |
| Fork length | 569mm | 542mm | −27 mm |
| Head tube length | 125mm | 155mm | +30 mm |
Differences are the Specialized Stumpjumper 27.5 minus the Specialized Enduro 29/6Fattie. Full charts: 2018 Specialized Enduro 29/6Fattie, 2020 Specialized Stumpjumper 27.5.
Where each sits in its class
Specialized Enduro 29/6FattieSpecialized 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 Enduro 29/6FattieS-Works 29/6Fattie | Specialized Stumpjumper 27.5S-Works 27.5 |
|---|---|---|
| Frame | Specialized FACT IS-X | not listed |
| Fork | Öhlins RXF 36 | Fox FLOAT Rhythm |
| Rear shock | Öhlins STX | Fox FLOAT DPX2 Factory |
| Shifter | SRAM XX1 Eagle | Shimano XTR M9100 |
| Derailleur | SRAM XX1 Eagle | Shimano XTR M9100 |
| Cassette | SRAM X01 Eagle | Shimano XTR M9100 |
| Chain | SRAM XX1 Eagle | Shimano XTR M9100 |
| Crankset | SRAM XX1 Eagle | Race Face Next |
| Bottom bracket | SRAM XR 73 | not listed |
| Tire | Specialized Butcher | Specialized Butcher, Specialized Eliminator |
| Hub | Roval Traverse SL | not listed |
| Rim | Roval Traverse SL 29 | not listed |
| Brake | SRAM Code RSC | Shimano XTR M9120 |
| Stem | Syntace MegaForce 2 | Specialized Deity |
| Grips | Specialized Sip Grip | Specialized Deity |
| Seatpost | Specialized Command Post IRcc WU | Fox Transfer |
| Saddle | Specialized Henge Expert | Specialized Myth 155 |
| Wheelset | not listed | Roval Traverse SL |
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