2018 Trek Fuel EX 9.8 Women's vs 2020 Specialized Fuse M4
The XS is the Specialized Fuse M4 size closest to your XS Trek Fuel EX 9.8 Women's. 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 Fuse M4
Compared with the Trek Fuel EX 9.8 Women's in XS, the Specialized Fuse M4 in XS places the top of the head tube 59 mm higher and 18 mm further forward, relative to the bottom bracket. Its wheelbase is 36 mm longer, which can contribute to stability at speed.
- Frame stack
- +59 mm
- Higher front end
- Frame reach
- +18 mm
- Longer frame reach
- Wheelbase
- +36 mm
- Longer: steadier at speed
- Head angle
- −1.2°
- Slacker: calmer steering
- Chainstays
- n/a
- One of the bikes has no number for this
The two frames
Only the Trek Fuel EX 9.8 Women's is drawn. The Specialized Fuse M4 numbers we have for size XS are missing the chainstay length.
Geometry side by side
| Measurement | Trek Fuel EX 9.8 Women's XS | Specialized Fuse M4 XS | Difference |
|---|---|---|---|
| Reach | 382 | 400mm | +18 mm |
| Stack | 566 | 625mm | +59 mm |
| Head tube angle | 67.7° | 66.5° | −1.2° |
| Seat tube angle | 74.2° | 74° | −0.2° |
| Effective top tube | 542 | not listed | |
| Chainstay length | 433 | not listed | |
| Wheelbase | 1086 | 1122mm | +36 mm |
| BB drop | 12 | not listed | |
| BB height | 338 | not listed | |
| Standover | 691 | 727mm | +36 mm |
| Seat tube length | 356 | 340mm | −16 mm |
| Head tube length | 90 | 95mm | +5 mm |
| Fork length | not listed | 540mm |
Differences are the Specialized Fuse M4 minus the Trek Fuel EX 9.8 Women's. Full charts: 2018 Trek Fuel EX 9.8 Women's, 2020 Specialized Fuse M4.
Where each sits in its class
Trek Fuel EX 9.8 Women'sSpecialized Fuse M4
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 | Trek Fuel EX 9.8 Women's9.8 Women's | Specialized Fuse M4 |
|---|---|---|
| Frame | Trek OCLV | not listed |
| Fork | Fox 34 Float Performance | not listed |
| Shifter | SRAM GX Eagle | not listed |
| Derailleur | SRAM GX Eagle | not listed |
| Cassette | SRAM GX Eagle | not listed |
| Chain | SRAM GX Eagle | not listed |
| Crankset | SRAM Descendant | not listed |
| Bottom bracket | Trek PF92 | not listed |
| Wheelset | DT Swiss M1900 | not listed |
| Tire | Schwalbe Nobby Nic Performance | not listed |
| Brake | SRAM Guide RS | not listed |
| Stem | Bontrager Rhythm | not listed |
| Headset | Trek Knock Block | not listed |
| Seatpost | Bontrager Line | not listed |
| Saddle | Bontrager Evoke 3 | not listed |
Know what is on every bike.
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