2018 Cannondale Quick Disc vs 2020 Specialized Sirrus 1.0
The M is the Specialized Sirrus 1.0 size closest to your M Cannondale Quick 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 Specialized Sirrus 1.0
Compared with the Cannondale Quick Disc in M, the Specialized Sirrus 1.0 in M places the top of the head tube 15 mm higher and about as far forward, relative to the bottom bracket. Its wheelbase is 4 mm shorter, which can contribute to quicker direction changes.
- Frame stack
- +15 mm
- Higher front end
- Frame reach
- +2 mm
- About the same reach
- Wheelbase
- −4 mm
- Shorter: quicker to change direction
- Head angle
- +1.0°
- Steeper: sharper steering
- Chainstays
- +5 mm
- Longer: more planted
The two frames
Cannondale Quick Disc, MSpecialized Sirrus 1.0, MDrawn to scale and lined up at the bottom bracket.
Geometry side by side
| Measurement | Cannondale Quick Disc M | Specialized Sirrus 1.0 M | Difference |
|---|---|---|---|
| Reach | 396 | 398mm | +2 mm |
| Stack | 578 | 593mm | +15 mm |
| Head tube angle | 70 | 71° | +1.0° |
| Seat tube angle | 73 | 73.5° | +0.5° |
| Effective top tube | 573 | not listed | |
| Chainstay length | 435 | 440mm | +5 mm |
| Wheelbase | 1070 | 1066mm | −4 mm |
| BB drop | 68 | not listed | |
| BB height | 277 | not listed | |
| Standover | 731 | 775mm | +44 mm |
| Seat tube length | 450 | 470mm | +20 mm |
| Head tube length | 160 | 175mm | +15 mm |
| Fork length | not listed | 395mm |
Differences are the Specialized Sirrus 1.0 minus the Cannondale Quick Disc. Full charts: 2018 Cannondale Quick Disc, 2020 Specialized Sirrus 1.0.
Where each sits in its class
Cannondale Quick DiscSpecialized Sirrus 1.0
Each bike is ranked against the other commuter 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 Quick Disc1 Disc | Specialized Sirrus 1.01.0 |
|---|---|---|
| Fork | Si | not listed |
| Derailleur | Shimano 105 | Shimano Tourney, Shimano Altus |
| Cassette | Shimano 105 | Shimano HG200 |
| Crankset | FSA Omega | Shimano Tourney |
| Bottom bracket | FSA MegaExo | not listed |
| Pedals | Cannondale Reinforced | not listed |
| Tire | Schwalbe Spicer | Specialized Roadsport |
| Rim | Maddux DC3.0 | not listed |
| Brake | Shimano Acera M396 hydro | not listed |
| Handlebar | Cannondale C3 | not listed |
| Stem | Cannondale C3 | not listed |
| Headset | FSA Si | not listed |
| Seatpost | Cannondale C3 | not listed |
| Saddle | Cannondale Density | Specialized Bridge Sport |
| Shifter | not listed | Shimano EF500 |
| Chain | not listed | KMC X8 |
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