Quiver

2010 Specialized Roubaix SL2 Module vs 2010 Specialized Tarmac SL3 Module

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

What changes on the Specialized Tarmac SL3 Module

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
−22 mm
Shorter: quicker to change direction
Head angle
+1.0°
Steeper: sharper steering
Chainstays
−10 mm
Shorter: livelier

The two frames

We can't draw these frames yet. The Specialized Roubaix SL2 Module numbers we have for size 54 are missing the reach and stack. The numbers below still compare.

Geometry side by side

MeasurementSpecialized Roubaix SL2 Module 54Specialized Tarmac SL3 Module 54Difference
Head tube angle72°73°+1.0°
Seat tube angle73.5°73.5°±0.0°
Effective top tube548mm548mm±0 mm
Chainstay length415mm405mm−10 mm
Wheelbase1000mm978mm−22 mm
BB drop71.5mm69mm−3 mm
Standover780mm768mm−12 mm
Seat tube length495mm510mm+15 mm
Head tube length165mm130mm−35 mm

Differences are the Specialized Tarmac SL3 Module minus the Specialized Roubaix SL2 Module. Full charts: 2010 Specialized Roubaix SL2 Module, 2010 Specialized Tarmac SL3 Module.

Where each sits in its class

Specialized Roubaix SL2 ModuleSpecialized Tarmac SL3 Module

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 SL2 ModuleS-Works SL2 ModuleSpecialized Tarmac SL3 ModuleS-Works Module
FrameSpecialized S-Works Roubaix FACTSpecialized S-Works Tarmac SL3 FACT

Know what is on every bike.

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Explore the app
A Transition Relay build sheet: frame, fork, shock and drivetrainThe Relay’s ride photo galleryThe Relay’s ride spectrum and 2D frame geometryThe garage: five bikes and 99 recorded partsA Specialized Tarmac SL8 road build sheet