2016 Specialized Roubaix SL4 Sport vs 2018 Cannondale Synapse Hi-MOD Disc
The 54 is the Cannondale Synapse Hi-MOD Disc size closest to your 54.0 Specialized Roubaix SL4 Sport. 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 SL4 Sport in 54.0, the Cannondale Synapse Hi-MOD Disc in 54 places the top of the head tube 6 mm higher and about as far forward, relative to the bottom bracket. Its wheelbase is 8 mm longer, which can contribute to stability at speed.
- Frame stack
- +6 mm
- Higher front end
- Frame reach
- +2 mm
- About the same reach
- Wheelbase
- +8 mm
- Longer: steadier at speed
- Head angle
- −0.3°
- About the same head angle
- Chainstays
- n/a
- One of the bikes has no number for this
The two frames
Only the Specialized Roubaix SL4 Sport is drawn. The Cannondale Synapse Hi-MOD Disc numbers we have for size 54 are missing the chainstay length.
Geometry side by side
| Measurement | Specialized Roubaix SL4 Sport 54.0 | Cannondale Synapse Hi-MOD Disc 54 | Difference |
|---|---|---|---|
| Reach | 380 | 382 | +2 mm |
| Stack | 564 | 570 | +6 mm |
| Head tube angle | 72 | 71.7 | −0.3° |
| Seat tube angle | 73.5 | 73.9 | +0.4° |
| Effective top tube | 547 | 547 | ±0 mm |
| Chainstay length | 415 | not listed | |
| Wheelbase | 1000 | 1008 | +8 mm |
| BB drop | 71.5 | 73 | +2 mm |
| BB height | 271 | 272 | +1 mm |
| Standover | 776 | 773 | −3 mm |
| Seat tube length | 495 | 480 | −15 mm |
| Fork length | 368 | not listed | |
| Head tube length | 165 | 161 | −4 mm |
Differences are the Cannondale Synapse Hi-MOD Disc minus the Specialized Roubaix SL4 Sport. Full charts: 2016 Specialized Roubaix SL4 Sport, 2018 Cannondale Synapse Hi-MOD Disc.
Where each sits in its class
Specialized Roubaix SL4 SportCannondale 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 SL4 SportSL4 Sport | Cannondale Synapse Hi-MOD DiscHi-MOD Disc Dura-Ace |
|---|---|---|
| Frame | Specialized SL4 FACT | Cannondale Synapse |
| Fork | Specialized FACT carbon | Synapse |
| Shifter | Shimano 105 STI | Shimano Dura-Ace R9120 hydro |
| Derailleur | Shimano 105 | Shimano Dura-Ace R9100 |
| Cassette | Shimano 105 | Shimano Ultegra R6800 |
| Chain | Shimano 105 | Shimano HG701 |
| Crankset | FSA Gossamer Pro | Cannondale HollowGram Si |
| Wheelset | Specialized AXIS 2.0 | Cannondale HollowGram |
| Tire | Specialized Espoir Elite | not listed |
| Brake | Specialized Axis 1.0 | Shimano Dura-Ace R9170, Shimano Dura-Ace R9120 hydro |
| Handlebar | Specialized Comp | Cannondale C1 Ultralight |
| Stem | Specialized Comp Multi | Cannondale SAVE |
| Bar tape | Specialized Roubaix | not listed |
| Seatpost | Specialized CG-R | Cannondale SAVE |
| Saddle | Specialized Phenom | Fabric Scoop |
| Headset | not listed | Synapse Si |
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