2019 Cannondale F-Si Carbon vs 2021 Specialized Epic Hardtail
The XS is the Specialized Epic Hardtail size closest to your XS (27.5") Cannondale F-Si 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 Specialized Epic Hardtail
Compared with the Cannondale F-Si Carbon in XS (27.5"), the Specialized Epic Hardtail in XS places the top of the head tube 25 mm higher and 5 mm further forward, relative to the bottom bracket. Its wheelbase is 9 mm longer, which can contribute to stability at speed.
- Frame stack
- +25 mm
- Higher front end
- Frame reach
- +5 mm
- Longer frame reach
- Wheelbase
- +9 mm
- Longer: steadier at speed
- Head angle
- −0.5°
- Slacker: calmer steering
- Chainstays
- +7 mm
- Longer: more planted
The two frames
Cannondale F-Si Carbon, XS (27.5")Specialized Epic Hardtail, XSDrawn to scale and lined up at the bottom bracket.
Geometry side by side
| Measurement | Cannondale F-Si Carbon XS (27.5") | Specialized Epic Hardtail XS | Difference |
|---|---|---|---|
| Reach | 380 | 385mm | +5 mm |
| Stack | 569 | 594mm | +25 mm |
| Head tube angle | 69 | 68.5° | −0.5° |
| Seat tube angle | 73.1 | 74° | +0.9° |
| Effective top tube | 553 | not listed | |
| Chainstay length | 423 | 430mm | +7 mm |
| Wheelbase | 1055 | 1064mm | +9 mm |
| BB drop | 45 | 63mm | +18 mm |
| BB height | 308 | 309mm | +1 mm |
| Standover | 715 | 732mm | +17 mm |
| Seat tube length | 330 | 367mm | +37 mm |
| Head tube length | 90 | 95mm | +5 mm |
| Fork length | not listed | 486mm |
Differences are the Specialized Epic Hardtail minus the Cannondale F-Si Carbon. Full charts: 2019 Cannondale F-Si Carbon, 2021 Specialized Epic Hardtail.
Where each sits in its class
Cannondale F-Si CarbonSpecialized Epic Hardtail
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 | Cannondale F-Si CarbonCarbon 1 | Specialized Epic Hardtail |
|---|---|---|
| Frame | Cannondale F-Si | not listed |
| Fork | Lefty Ocho | not listed |
| Shifter | SRAM X01 Eagle | not listed |
| Derailleur | SRAM XX1 Eagle | not listed |
| Chain | SRAM GX Eagle | not listed |
| Crankset | TruVativ Stylo | not listed |
| Bottom bracket | Cannondale PressFit30 | not listed |
| Tire | Schwalbe Ray 29 | not listed |
| Hub | Lefty 60 | not listed |
| Rim | HollowGram 23 | not listed |
| Brake | SRAM Level TLM | not listed |
| Handlebar | Cannondale C1 | not listed |
| Stem | Cannondale C1 | not listed |
| Grips | Cannondale Locking Grips | not listed |
| Seatpost | Cannondale C1 | not listed |
| Saddle | Fabric Scoop | not listed |
Know what is on every bike.
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