2017 Specialized Roubaix Expert vs 2018 Cannondale Synapse Hi-MOD Disc
The 61 is the Cannondale Synapse Hi-MOD Disc size closest to your 58 Specialized Roubaix Expert. 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 Hi-MOD Disc
Compared with the Specialized Roubaix Expert in 58, the Cannondale Synapse Hi-MOD Disc in 61 places the top of the head tube 4 mm lower and 16 mm further forward, relative to the bottom bracket. Its wheelbase is 17 mm longer, which can contribute to stability at speed.
- Frame stack
- −4 mm
- Lower front end
- Frame reach
- +16 mm
- Longer frame reach
- Wheelbase
- +17 mm
- Longer: steadier at speed
- Head angle
- −0.5°
- Slacker: calmer steering
- Chainstays
- n/a
- One of the bikes has no number for this
The two frames
Only the Specialized Roubaix Expert is drawn. The Cannondale Synapse Hi-MOD Disc numbers we have for size 61 are missing the chainstay length.
Geometry side by side
| Measurement | Specialized Roubaix Expert 58 | Cannondale Synapse Hi-MOD Disc 61 | Difference |
|---|---|---|---|
| Reach | 386 | 402 | +16 mm |
| Stack | 644 | 640 | −4 mm |
| Head tube angle | 73.5 | 73 | −0.5° |
| Seat tube angle | 73.5 | 72.5 | −1.0° |
| Effective top tube | 576.3mm | 604 | +28 mm |
| Chainstay length | 418mm | not listed | |
| Wheelbase | 1011 | 1028 | +17 mm |
| BB drop | 74.5mm | 70 | −5 mm |
| Standover | 813 | 868 | +55 mm |
| Seat tube length | 522 | 590 | +68 mm |
| Head tube length | 185mm | 229 | +44 mm |
| BB height | not listed | 275 |
Differences are the Cannondale Synapse Hi-MOD Disc minus the Specialized Roubaix Expert. Full charts: 2017 Specialized Roubaix Expert, 2018 Cannondale Synapse Hi-MOD Disc.
Where each sits in its class
Specialized Roubaix ExpertCannondale Synapse Hi-MOD Disc
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 | Specialized Roubaix ExpertExpert | Cannondale Synapse Hi-MOD DiscHi-MOD Disc Dura-Ace |
|---|---|---|
| Frame | Specialized FACT 10R | Cannondale Synapse |
| Fork | Specialized Roubaix | Synapse |
| Shifter | Shimano ST-RS685 | Shimano Dura-Ace R9120 hydro |
| Derailleur | Shimano Ultegra | Shimano Dura-Ace R9100 |
| Cassette | Shimano Ultegra | Shimano Ultegra R6800 |
| Chain | Shimano Ultegra | Shimano HG701 |
| Crankset | Shimano Ultegra | Cannondale HollowGram Si |
| Chainring | Shimano Ultegra | not listed |
| Wheelset | DT Swiss R470 | Cannondale HollowGram |
| Tire | Specialized Turbo Pro | not listed |
| Rim | DT Swiss R460 | not listed |
| Brake | Shimano RS805 | Shimano Dura-Ace R9170, Shimano Dura-Ace R9120 hydro |
| Handlebar | Specialized Hover Expert | Cannondale C1 Ultralight |
| Stem | Specialized Pro SL | Cannondale SAVE |
| Bar tape | Specialized S-Wrap Roubaix | not listed |
| Seatpost | Specialized CG-R | Cannondale SAVE |
| Saddle | Specialized Phenom Expert GT | Fabric Scoop |
| Headset | not listed | Synapse Si |
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