Quiver

2021 Trek Domane SL Gen 3 Frameset vs 2023 Specialized Roubaix SL8 Comp

The 52 is the Specialized Roubaix SL8 Comp size closest to your 52 Trek Domane SL Gen 3 Frameset. 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 SL8 Comp

Compared with the Trek Domane SL Gen 3 Frameset in 52, the Specialized Roubaix SL8 Comp in 52 places the top of the head tube 9 mm higher and about as far forward, relative to the bottom bracket. Its wheelbase is 5 mm shorter, which can contribute to quicker direction changes.

Frame stack
+9 mm
Higher front end
Frame reach
−1 mm
About the same reach
Wheelbase
−5 mm
Shorter: quicker to change direction
Head angle
+0.2°
About the same head angle
Chainstays
−2 mm
About the same

The two frames

We can't draw these frames yet. The Trek Domane SL Gen 3 Frameset numbers we have for size 52 are missing the seat angle. The numbers below still compare.

Geometry side by side

MeasurementTrek Domane SL Gen 3 Frameset 52Specialized Roubaix SL8 Comp 52Difference
Reach371370−1 mm
Stack561570+9 mm
Head tube angle71.3°71.5+0.2°
Effective top tube530534+4 mm
Chainstay length420418−2 mm
Wheelbase1003998−5 mm
BB drop80not listed
Standover735747+12 mm
Seat tube length475446−29 mm
Head tube length145105−40 mm
Seat tube anglenot listed74
BB heightnot listed269

Differences are the Specialized Roubaix SL8 Comp minus the Trek Domane SL Gen 3 Frameset. Full charts: 2021 Trek Domane SL Gen 3 Frameset, 2023 Specialized Roubaix SL8 Comp.

Where each sits in its class

Trek Domane SL Gen 3 FramesetSpecialized Roubaix SL8 Comp

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.

PartTrek Domane SL Gen 3 FramesetSL Gen 3 FramesetSpecialized Roubaix SL8 CompSL8 Comp
FrameTrek OCLVSpecialized FACT 10R
ForkTrek Domane SLSpecialized Future Shock 3.2
DerailleurTrek derailleurs must haveShimano 105
Shifternot listedShimano 105
Cassettenot listedShimano 105
Chainnot listedShimano 105
Cranksetnot listedShimano 105
Chainringnot listedShimano 105
Bottom bracketnot listedShimano 105
Wheelsetnot listedDT Swiss G540
Tirenot listedS Works Mondo, S Works Mondo 2BR
Brakenot listedShimano 105
Rotornot listedShimano 105
Handlebarnot listedSpecialized Hover
Stemnot listedSpecialized Future Stem
Bar tapenot listedSupacaz Super Sticky Kush
Seatpostnot listedSpecialized S-Works Pavé
Saddlenot listedSpecialized Body Geometry Power Sport

Know what is on every bike.

Add your bike to Quiver. Keep its parts, setup, and service history together, then share your build.

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