2021 Cannondale CAAD13 Disc Tiagra vs 2021 Cannondale Synapse Carbon
The 54 is the Cannondale Synapse Carbon size closest to your 56 Cannondale CAAD13 Disc Tiagra. 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 Synapse Carbon
Compared with the Cannondale CAAD13 Disc Tiagra in 56, the Cannondale Synapse Carbon in 54 places the top of the head tube 5 mm lower and 7 mm further back, relative to the bottom bracket. Its wheelbase is 16 mm longer, which can contribute to stability at speed.
- Frame stack
- −5 mm
- Lower front end
- Frame reach
- −7 mm
- Shorter frame reach
- Wheelbase
- +16 mm
- Longer: steadier at speed
- Head angle
- −1.3°
- Slacker: calmer steering
- Chainstays
- +2 mm
- About the same
The two frames
Cannondale CAAD13 Disc Tiagra, 56Cannondale Synapse Carbon, 54Drawn to scale and lined up at the bottom bracket.
Geometry side by side
| Measurement | Cannondale CAAD13 Disc Tiagra 56 | Cannondale Synapse Carbon 54 | Difference |
|---|---|---|---|
| Reach | 389 | 382 | −7 mm |
| Stack | 575 | 570 | −5 mm |
| Head tube angle | 73 | 71.7 | −1.3° |
| Seat tube angle | 73.3 | 73.9 | +0.6° |
| Effective top tube | 562 | 547 | −15 mm |
| Chainstay length | 408 | 410 | +2 mm |
| Wheelbase | 992 | 1008 | +16 mm |
| BB drop | 72 | 73 | +1 mm |
| BB height | 271 | 272 | +1 mm |
| Standover | 805 | 773 | −32 mm |
| Seat tube length | 540 | 480 | −60 mm |
| Head tube length | 164 | 161 | −3 mm |
Differences are the Cannondale Synapse Carbon minus the Cannondale CAAD13 Disc Tiagra. Full charts: 2021 Cannondale CAAD13 Disc Tiagra, 2021 Cannondale Synapse Carbon.
Where each sits in its class
Cannondale CAAD13 Disc TiagraCannondale Synapse Carbon
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 Disc TiagraDisc Tiagra | Cannondale Synapse CarbonCarbon 105 |
|---|---|---|
| Frame | Cannondale SmartForm C1 | Cannondale BallisTec |
| Shifter | Shimano Tiagra | Shimano 105 |
| Derailleur | Shimano Tiagra, Shimano Tiagra GS | Shimano 105, Shimano 105 GS |
| Cassette | Shimano Tiagra | Shimano 105 |
| Chain | KMC X10 | Shimano HG601 |
| Crankset | Shimano Tiagra | Cannondale BB30a |
| Pedals | Not | Not |
| Tire | Vittoria Zaffiro Pro | Vittoria Zaffiro Pro Bright |
| Rim | RD 2.0 | Cannondale RD 2.0 |
| Brake | Shimano Tiagra | Shimano 105 |
| Bar tape | Cannondale Tape | Cannondale Tape |
| Headset | CAAD13 | Synapse |
| Seatpost | HollowGram 27 KNØT | not listed |
| Saddle | Prologo Nago RS STN | Fabric Scoop |
| Fork | not listed | BallisTec |
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
