2012 Specialized Epic Comp Carbon vs 2014 Trek Superfly Frame
The 18.5" is the Trek Superfly Frame size closest to your M Specialized Epic Comp Carbon. 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 Superfly Frame
Compared with the Specialized Epic Comp Carbon in M, the Trek Superfly Frame in 18.5" places the top of the head tube 30 mm higher and about as far forward, relative to the bottom bracket. Its wheelbase is 20 mm longer, which can contribute to stability at speed.
- Frame stack
- +30 mm
- Higher front end
- Frame reach
- +2 mm
- About the same reach
- Wheelbase
- +20 mm
- Longer: steadier at speed
- Head angle
- −0.4°
- Slacker: calmer steering
- Chainstays
- +10 mm
- Longer: more planted
The two frames
Only the Specialized Epic Comp Carbon is drawn. The Trek Superfly Frame numbers we have for size 18.5" are missing the seat angle.
Geometry side by side
| Measurement | Specialized Epic Comp Carbon M | Trek Superfly Frame 18.5" | Difference |
|---|---|---|---|
| Reach | 425mm | 427 | +2 mm |
| Stack | 571mm | 601 | +30 mm |
| Head tube angle | 70° | 69.6° | −0.4° |
| Seat tube angle | 71.5° | not listed | |
| Chainstay length | 425mm | 435 | +10 mm |
| Wheelbase | 1096mm | 1116 | +20 mm |
| BB height | 331mm | 311 | −20 mm |
| Standover | 765mm | 776 | +11 mm |
| Seat tube length | 424mm | 444 | +20 mm |
| Effective top tube | not listed | 620 | |
| BB drop | not listed | 58 | |
| Head tube length | not listed | 100 |
Differences are the Trek Superfly Frame minus the Specialized Epic Comp Carbon. Full charts: 2012 Specialized Epic Comp Carbon, 2014 Trek Superfly Frame.
Where each sits in its class
Specialized Epic Comp CarbonTrek Superfly Frame
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 Comp CarbonComp Carbon | Trek Superfly Frame9 Frame |
|---|---|---|
| Fork | RockShox Reba RL | not listed |
| Rear shock | Fox Mini-Brain | not listed |
| Shifter | SRAM X-7 | not listed |
| Derailleur | SRAM X-7, SRAM X-9 | not listed |
| Cassette | SRAM PG-1030 | not listed |
| Chain | KMC X10 | not listed |
| Crankset | SRAM S-1250 | not listed |
| Tire | Specialized S-Works Fast Trak, Specialized Renegade Control | not listed |
| Hub | Specialized Hi Lo | not listed |
| Rim | DT Swiss X420SL | not listed |
| Brake | Avid Elixir 7 SL, Avid Elixir | not listed |
| Saddle | Specialized Phenom | not listed |
| Frame | not listed | Trek Alpha Platinum |
| Headset | not listed | FSA IS2 |
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