2019 Cannondale F-Si Carbon vs 2019 Cannondale F-Si Carbon
The S (29") is the 2019 Cannondale F-Si Carbon size closest to your XS (27.5") 2019 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 2019 Cannondale F-Si Carbon
Compared with the 2019 Cannondale F-Si Carbon in XS (27.5"), the 2019 Cannondale F-Si Carbon in S (29") places the top of the head tube 33 mm higher and 20 mm further forward, relative to the bottom bracket. Its wheelbase is 31 mm longer, which can contribute to stability at speed.
- Frame stack
- +33 mm
- Higher front end
- Frame reach
- +20 mm
- Longer frame reach
- Wheelbase
- +31 mm
- Longer: steadier at speed
- Head angle
- ±0.0°
- About the same head angle
- Chainstays
- +4 mm
- Longer: more planted
The two frames
2019 Cannondale F-Si Carbon, XS (27.5")2019 Cannondale F-Si Carbon, S (29")Drawn to scale and lined up at the bottom bracket.
Geometry side by side
| Measurement | 2019 Cannondale F-Si Carbon XS (27.5") | 2019 Cannondale F-Si Carbon S (29") | Difference |
|---|---|---|---|
| Reach | 380 | 400 | +20 mm |
| Stack | 569 | 602 | +33 mm |
| Head tube angle | 69 | 69 | ±0.0° |
| Seat tube angle | 73.1 | 73.1 | ±0.0° |
| Effective top tube | 553 | 583 | +30 mm |
| Chainstay length | 423 | 427 | +4 mm |
| Wheelbase | 1055 | 1086 | +31 mm |
| BB drop | 45 | 62 | +17 mm |
| BB height | 308 | 308 | ±0 mm |
| Standover | 715 | 755 | +40 mm |
| Seat tube length | 330 | 330 | ±0 mm |
| Head tube length | 90 | 90 | ±0 mm |
Differences are the 2019 Cannondale F-Si Carbon minus the 2019 Cannondale F-Si Carbon. Full charts: 2019 Cannondale F-Si Carbon, 2019 Cannondale F-Si Carbon.
Where each sits in its class
2019 Cannondale F-Si Carbon2019 Cannondale F-Si Carbon
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 | 2019 Cannondale F-Si CarbonCarbon 1 | 2019 Cannondale F-Si Carbon5 |
|---|---|---|
| Frame | Cannondale F-Si | Cannondale F-Si |
| Fork | Lefty Ocho | RockShox Reba RL |
| Shifter | SRAM X01 Eagle | SRAM NX Eagle |
| Derailleur | SRAM XX1 Eagle | SRAM NX Eagle |
| Chain | SRAM GX Eagle | SRAM NX Eagle |
| Crankset | TruVativ Stylo | TruVativ Stylo |
| Bottom bracket | Cannondale PressFit30 | Cannondale PressFit30 |
| Tire | Schwalbe Ray 29 | Schwalbe Ray Performance 29, Schwalbe Racing Ralph |
| Hub | Lefty 60 | Formula 15x110 front, Formula 12x148 rear, HG driver |
| Rim | HollowGram 23 | WTB STX i23 TCS |
| Brake | SRAM Level TLM | Shimano MT500 hydro |
| Handlebar | Cannondale C1 | Cannondale C3 |
| Stem | Cannondale C1 | Cannondale C3 |
| Grips | Cannondale Locking Grips | Cannondale Locking Grips |
| Seatpost | Cannondale C1 | Cannondale C3 |
| Saddle | Fabric Scoop | Fabric Scoop |
| Cassette | not listed | SRAM NX Eagle |
| Headset | not listed | Integrated |
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