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2018 Specialized Roubaix Expert vs 2018 Cannondale Synapse Hi-MOD Disc

The Cannondale Synapse Hi-MOD Disc size closest to your 54 is the 56. Compare the 56 instead

What changes on the Cannondale Synapse Hi-MOD Disc

Compared with the Specialized Roubaix Expert in 54, the Cannondale Synapse Hi-MOD Disc in 51 places the top of the head tube 35 mm lower and about as far forward, relative to the bottom bracket. Its wheelbase is 7 mm longer, which can contribute to stability at speed.

Frame stack
−35 mm
Lower front end
Frame reach
+2 mm
About the same reach
Wheelbase
+7 mm
Longer: steadier at speed
Head angle
−1.0°
Slacker: calmer steering
Chainstays
n/a
One of the bikes has no number for this

The two frames

2018 Specialized Roubaix Expert (54)The Specialized Roubaix Expert frame drawn to scale.J 987

Only the Specialized Roubaix Expert is drawn. The Cannondale Synapse Hi-MOD Disc numbers we have for size 51 are missing the chainstay length.

Geometry side by side

MeasurementSpecialized Roubaix Expert 54Cannondale Synapse Hi-MOD Disc 51Difference
Reach375mm377+2 mm
Stack585mm550−35 mm
Head tube angle72.75°71.7−1.0°
Seat tube angle74°74.3+0.3°
Effective top tube545mm531−14 mm
Chainstay length415mmnot listed
Wheelbase987mm994+7 mm
BB drop76mmnot listed
Standover762mm742−20 mm
Seat tube length481mm443−38 mm
Head tube length125mm137+12 mm
BB heightnot listednot listed

Differences are the Cannondale Synapse Hi-MOD Disc minus the Specialized Roubaix Expert. Full charts: 2018 Specialized Roubaix Expert, 2018 Cannondale Synapse Hi-MOD Disc.

Where each sits in its class

Specialized Roubaix ExpertCannondale Synapse Hi-MOD Disc

AggressivePositionUpright
CalmSteeringQuick
PlayfulBalancePlanted

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.

PartSpecialized Roubaix ExpertExpertCannondale Synapse Hi-MOD DiscHi-MOD Disc Dura-Ace
ShifterShimano Ultegra R8020Shimano Dura-Ace R9120 hydro
DerailleurShimano Ultegra R8000Shimano Dura-Ace R9100
CassetteShimano Ultegra R8000Shimano Ultegra R6800
ChainShimano UltegraShimano HG701
CranksetShimano Ultegra R8000Cannondale HollowGram Si
Bottom bracketShimano Ultegranot listed
WheelsetRoval SLX 24Cannondale HollowGram
TireSpecialized Turbo Pronot listed
BrakeShimano Ultegra R8020Shimano Dura-Ace R9170, Shimano Dura-Ace R9120 hydro
HandlebarSpecialized Expert HoverCannondale C1 Ultralight
SeatpostSpecialized CG-RCannondale SAVE
SaddleSpecialized Phenom ExpertFabric Scoop
Framenot listedCannondale Synapse
Forknot listedSynapse
Stemnot listedCannondale SAVE
Headsetnot listedSynapse Si

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