2020 Specialized Epic Hardtail Ultralight vs 2019 Trek X-Caliber
The XXL is the Trek X-Caliber size closest to your XL Specialized Epic Hardtail Ultralight. 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 Trek X-Caliber
Compared with the Specialized Epic Hardtail Ultralight in XL, the Trek X-Caliber in XXL places the top of the head tube 8 mm lower and about as far forward, relative to the bottom bracket. Its wheelbase is 6 mm longer, which can contribute to stability at speed.
- Frame stack
- −8 mm
- Lower front end
- Frame reach
- −2 mm
- About the same reach
- Wheelbase
- +6 mm
- Longer: steadier at speed
- Head angle
- +0.8°
- Steeper: sharper steering
- Chainstays
- +8 mm
- Longer: more planted
The two frames
Only the Specialized Epic Hardtail Ultralight is drawn. The Trek X-Caliber numbers we have for size XXL are missing the seat angle.
Geometry side by side
| Measurement | Specialized Epic Hardtail Ultralight XL | Trek X-Caliber XXL | Difference |
|---|---|---|---|
| Reach | 480mm | 478 | −2 mm |
| Stack | 636mm | 628 | −8 mm |
| Head tube angle | 68.5° | 69.3° | +0.8° |
| Seat tube angle | 74° | not listed | |
| Chainstay length | 430mm | 438 | +8 mm |
| Wheelbase | 1177mm | 1183 | +6 mm |
| BB drop | 63mm | 58 | −5 mm |
| BB height | 309mm | 316 | +7 mm |
| Standover | 847mm | 773 | −74 mm |
| Seat tube length | 520mm | 559 | +39 mm |
| Fork length | 506mm | not listed | |
| Head tube length | 125mm | 120 | −5 mm |
| Effective top tube | not listed | 669 |
Differences are the Trek X-Caliber minus the Specialized Epic Hardtail Ultralight. Full charts: 2020 Specialized Epic Hardtail Ultralight, 2019 Trek X-Caliber.
Where each sits in its class
Specialized Epic Hardtail UltralightTrek X-Caliber
Each bike is ranked against the other XC 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 Epic Hardtail Ultralight | Trek X-Caliber7 |
|---|---|---|
| Frame | not listed | Trek Alpha Gold |
| Shifter | not listed | Shimano Acera M3000 |
| Derailleur | not listed | Shimano Deore M4020, Shimano Acera M3000 |
| Cassette | not listed | Shimano HG200 |
| Chain | not listed | KMC X9 |
| Crankset | not listed | Shimano Acera MT210 |
| Pedals | not listed | VP 536 |
| Tire | not listed | Bontrager XR2 |
| Hub | not listed | Formula DC20, Formula DC2241 |
| Rim | not listed | Bontrager Connection |
| Brake | not listed | Shimano MT200 |
| Saddle | not listed | Bontrager Arvada |
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