2021 Cannondale Synapse Carbon Women’s vs 2021 Cannondale CAAD13 Disc Women’s
The 51 is the Cannondale CAAD13 Disc Women’s size closest to your 48 Cannondale Synapse Carbon 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 Cannondale CAAD13 Disc Women’s
Compared with the Cannondale Synapse Carbon Women’s in 48, the Cannondale CAAD13 Disc Women’s in 51 places the top of the head tube 5 mm higher and 7 mm further forward, relative to the bottom bracket.
- Frame stack
- +5 mm
- Higher front end
- Frame reach
- +7 mm
- Longer frame reach
- Wheelbase
- −2 mm
- About the same
- Head angle
- +0.4°
- Steeper: sharper steering
- Chainstays
- −2 mm
- About the same
The two frames
Cannondale Synapse Carbon Women’s, 48Cannondale CAAD13 Disc Women’s, 51Drawn to scale and lined up at the bottom bracket.
Geometry side by side
| Measurement | Cannondale Synapse Carbon Women’s 48 | Cannondale CAAD13 Disc Women’s 51 | Difference |
|---|---|---|---|
| Reach | 371 | 378 | +7 mm |
| Stack | 530 | 535 | +5 mm |
| Head tube angle | 70.8 | 71.2 | +0.4° |
| Seat tube angle | 74.6 | 74.1 | −0.5° |
| Effective top tube | 517 | 530 | +13 mm |
| Chainstay length | 410 | 408 | −2 mm |
| Wheelbase | 996 | 994 | −2 mm |
| BB drop | 75 | 74 | −1 mm |
| BB height | 270 | 268 | −2 mm |
| Standover | 712 | 753 | +41 mm |
| Seat tube length | 407 | 481 | +74 mm |
| Head tube length | 122 | 130 | +8 mm |
Differences are the Cannondale CAAD13 Disc Women’s minus the Cannondale Synapse Carbon Women’s. Full charts: 2021 Cannondale Synapse Carbon Women’s, 2021 Cannondale CAAD13 Disc Women’s.
Where each sits in its class
Cannondale Synapse Carbon Women’sCannondale CAAD13 Disc Women’s
Each bike is ranked against the other road 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 Synapse Carbon Women’sCarbon Women’s 105 | Cannondale CAAD13 Disc Women’sDisc Women’s 105 |
|---|---|---|
| Frame | Cannondale BallisTec | Cannondale SmartForm C1 |
| Fork | BallisTec | BallisTec |
| Shifter | Shimano 105 | Shimano 105 |
| Derailleur | Shimano 105, Shimano 105 GS | Shimano 105, Shimano 105 GS |
| Cassette | Shimano 105 | Shimano 105 |
| Chain | Shimano HG601 | Shimano HG601 |
| Crankset | Cannondale BB30a | Cannondale BB30a |
| Pedals | Not | Not |
| Tire | Vittoria Zaffiro Pro Bright | Vittoria Rubino Pro Bright |
| Rim | Cannondale RD 2.0 | Cannondale RD 2.0 |
| Brake | Shimano 105 | Shimano 105 |
| Bar tape | Cannondale Tape | Cannondale Tape |
| Headset | Synapse | CAAD13 |
| Saddle | Fabric Scoop | Prologo Kappa Dea RS |
| Seatpost | not listed | HollowGram 27 KNØT |
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