2021 Cannondale CAAD13 Disc vs 2020 Cervélo S3 Base
The 51 is the Cervélo S3 Base size closest to your 51 Cannondale CAAD13 Disc. 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 Cervélo S3 Base
Compared with the Cannondale CAAD13 Disc in 51, the Cervélo S3 Base in 51 places the top of the head tube 5 mm lower and 9 mm further back, relative to the bottom bracket. Its wheelbase is 23 mm shorter, which can contribute to quicker direction changes.
- Frame stack
- −5 mm
- Lower front end
- Frame reach
- −9 mm
- Shorter frame reach
- Wheelbase
- −23 mm
- Shorter: quicker to change direction
- Head angle
- +0.8°
- Steeper: sharper steering
- Chainstays
- −3 mm
- Shorter: livelier
The two frames
Cannondale CAAD13 Disc, 51Cervélo S3 Base, 51Drawn to scale and lined up at the bottom bracket.
Geometry side by side
| Measurement | Cannondale CAAD13 Disc 51 | Cervélo S3 Base 51 | Difference |
|---|---|---|---|
| Reach | 378 | 369 | −9 mm |
| Stack | 535 | 530 | −5 mm |
| Head tube angle | 71.2 | 72 | +0.8° |
| Seat tube angle | 74.1 | 73 | −1.1° |
| Effective top tube | 530 | not listed | |
| Chainstay length | 408 | 405 | −3 mm |
| Wheelbase | 994 | 970.8 | −23 mm |
| BB drop | 74 | 72.5 | −2 mm |
| BB height | 268 | not listed | |
| Standover | 753 | 742.1 | −11 mm |
| Seat tube length | 481 | not listed | |
| Head tube length | 130 | 123.9 | −6 mm |
Differences are the Cervélo S3 Base minus the Cannondale CAAD13 Disc. Full charts: 2021 Cannondale CAAD13 Disc, 2020 Cervélo S3 Base.
Where each sits in its class
Cannondale CAAD13 DiscCervélo S3 Base
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 CAAD13 DiscDisc 105 | Cervélo S3 BaseBase |
|---|---|---|
| Frame | Cannondale SmartForm C1 | Cervélo S3 |
| Fork | BallisTec | Cervélo S3 carbon |
| Shifter | Shimano 105 | Shimano Ultegra |
| Derailleur | Shimano 105, Shimano 105 GS | Shimano Ultegra mechanical |
| Cassette | Shimano 105 | Shimano Ultegra |
| Chain | Shimano HG601 | Shimano HG-X11 Ultegra |
| Crankset | Cannondale BB30a | Shimano Ultegra |
| Pedals | Not | not listed |
| Tire | Vittoria Rubino Pro Bright | Continental Grand Prix |
| Rim | Cannondale RD 2.0 | not listed |
| Brake | Shimano 105 | Shimano Ultegra |
| Bar tape | Cannondale Tape | not listed |
| Headset | CAAD13 | FSA integrated |
| Seatpost | HollowGram 27 KNØT | Cervélo SP20 |
| Saddle | Prologo Nago RS STN | Prologo Dimension |
| Chainring | not listed | Shimano Ultegra |
| Wheelset | not listed | DT Swiss P1800 Spline |
| Rotor | not listed | Shimano Ultegra |
| Handlebar | not listed | Cervélo AB09 |
| Stem | not listed | Cervélo ST29 |
Know what is on every bike.
Add your bike to Quiver. Keep its parts, setup, and service history together, then share your build.
Explore the app
