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2008 Specialized Roubaix SL DA vs 2008 Cannondale Six13

We can't match sizes for these two: one of them has no stack and reach for the sizes shown.

What changes on the Cannondale Six13

Frame stack
n/a
One of the bikes has no number for this
Frame reach
n/a
One of the bikes has no number for this
Wheelbase
−4 mm
Shorter: quicker to change direction
Head angle
+1.5°
Steeper: sharper steering
Chainstays
−10 mm
Shorter: livelier

The two frames

We can't draw these frames yet. The Specialized Roubaix SL DA numbers we have for size 54 are missing the reach and stack. The numbers below still compare.

Geometry side by side

MeasurementSpecialized Roubaix SL DA 54Cannondale Six13 58Difference
Head tube angle72°73.5+1.5°
Seat tube angle73.5°73−0.5°
Effective top tube548575+27 mm
Chainstay length415405−10 mm
Wheelbase1000996−4 mm
BB drop71.567−5 mm
Standover757823+66 mm
Seat tube length500not listed
Head tube length165189+24 mm
BB heightnot listed270

Differences are the Cannondale Six13 minus the Specialized Roubaix SL DA. Full charts: 2008 Specialized Roubaix SL DA, 2008 Cannondale Six13.

Where each sits in its class

Specialized Roubaix SL DACannondale Six13

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 SL DAS-Works SL DACannondale Six131
ShifterShimano Dura-Acenot listed
DerailleurShimano Dura-Ace Front, Shimano Dura-Ace rearnot listed
CassetteShimano Dura-AceShimano Ultegra
ChainShimano Dura AceKMC X10
WheelsetRoval Roubaix 322xMavic Ksyrium Equipe
TireSpecialized RoubaixMaxxis Xenith Hors Categorie foldable
BrakeShimano Dura-Ace Front, Shimano Dura-Ace RearShimano R560
StemSpecialized Pro-SetCannondale C3
HeadsetSpecialized Mindsetnot listed
SaddleSpecialized Body Geometry Toupé GelSelle San Marco Ponza Lux
Cranksetnot listedFSA SL-K Carbon
Bottom bracketnot listedFSA MegaExo
Hubnot listedMavic KSYRIUM EQUIPE
Rimnot listedMavic KSYRIUM EQUIPE
Handlebarnot listedControltech Compact
Seatpostnot listedCannondale C2 Carbon-wrapped

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