2018 Cannondale Synapse Hi-MOD Disc vs 2016 Specialized Roubaix SL4 Expert Disc UDi2
The 61.0 is the Specialized Roubaix SL4 Expert Disc UDi2 size closest to your 61 Cannondale Synapse Hi-MOD 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 Roubaix SL4 Expert Disc UDi2
Compared with the Cannondale Synapse Hi-MOD Disc in 61, the Specialized Roubaix SL4 Expert Disc UDi2 in 61.0 places the top of the head tube 3 mm higher and 4 mm further back, relative to the bottom bracket. Its wheelbase is 11 mm longer, which can contribute to stability at speed.
- Frame stack
- +3 mm
- Higher front end
- Frame reach
- −4 mm
- Shorter frame reach
- Wheelbase
- +11 mm
- Longer: steadier at speed
- Head angle
- ±0.0°
- About the same head angle
- Chainstays
- n/a
- One of the bikes has no number for this
The two frames
We can't draw these frames yet. The Cannondale Synapse Hi-MOD Disc numbers we have for size 61 are missing the chainstay length. The numbers below still compare.
Geometry side by side
| Measurement | Cannondale Synapse Hi-MOD Disc 61 | Specialized Roubaix SL4 Expert Disc UDi2 61.0 | Difference |
|---|---|---|---|
| Reach | 402 | 398 | −4 mm |
| Stack | 640 | 643 | +3 mm |
| Head tube angle | 73 | 73 | ±0.0° |
| Seat tube angle | 72.5 | 72.5 | ±0.0° |
| Effective top tube | 604 | 601 | −3 mm |
| Wheelbase | 1028 | 1039 | +11 mm |
| BB drop | 70 | 70 | ±0 mm |
| BB height | 275 | 272.5 | −3 mm |
| Standover | 868 | 851 | −17 mm |
| Seat tube length | 590 | 565 | −25 mm |
| Head tube length | 229 | 245 | +16 mm |
| Chainstay length | not listed | 420 | |
| Fork length | not listed | 368 |
Differences are the Specialized Roubaix SL4 Expert Disc UDi2 minus the Cannondale Synapse Hi-MOD Disc. Full charts: 2018 Cannondale Synapse Hi-MOD Disc, 2016 Specialized Roubaix SL4 Expert Disc UDi2.
Where each sits in its class
Cannondale Synapse Hi-MOD DiscSpecialized Roubaix SL4 Expert Disc UDi2
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 Hi-MOD DiscHi-MOD Disc Dura-Ace | Specialized Roubaix SL4 Expert Disc UDi2SL4 Expert Disc UDi2 |
|---|---|---|
| Frame | Cannondale Synapse | Specialized SL4 FACT |
| Fork | Synapse | Specialized FACT carbon |
| Shifter | Shimano Dura-Ace R9120 hydro | Shimano 785 Di2 |
| Derailleur | Shimano Dura-Ace R9100 | Shimano Ultegra Di2 |
| Cassette | Shimano Ultegra R6800 | Shimano Ultegra |
| Chain | Shimano HG701 | Shimano Ultegra |
| Crankset | Cannondale HollowGram Si | Shimano Ultegra |
| Wheelset | Cannondale HollowGram | Fulcrum S-19 |
| Brake | Shimano Dura-Ace R9170, Shimano Dura-Ace R9120 hydro | Shimano BR-785 |
| Handlebar | Cannondale C1 Ultralight | Specialized Expert |
| Stem | Cannondale SAVE | Specialized Pro SL |
| Headset | Synapse Si | not listed |
| Seatpost | Cannondale SAVE | Specialized CG-R |
| Saddle | Fabric Scoop | Specialized Phenom Expert |
| Tire | not listed | Specialized Turbo Pro |
| Bar tape | not listed | Specialized CX Pro |
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