Quiver

2021 Specialized Roubaix Sport vs 2019 Trek Domane SLR Frameset

The 50 is the Trek Domane SLR Frameset size closest to your 44 Specialized Roubaix 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 Trek Domane SLR Frameset

Compared with the Specialized Roubaix Sport in 44, the Trek Domane SLR Frameset in 50 places the top of the head tube 6 mm higher and 15 mm further forward, relative to the bottom bracket. Its wheelbase is 15 mm longer, which can contribute to stability at speed.

Frame stack
+6 mm
Higher front end
Frame reach
+15 mm
Longer frame reach
Wheelbase
+15 mm
Longer: steadier at speed
Head angle
+1.1°
Steeper: sharper steering
Chainstays
+7 mm
Longer: more planted

The two frames

2021 Specialized Roubaix Sport (44)The Specialized Roubaix Sport frame drawn to scale.J 981

Only the Specialized Roubaix Sport is drawn. The Trek Domane SLR Frameset numbers we have for size 50 are missing the seat angle.

Geometry side by side

MeasurementSpecialized Roubaix Sport 44Trek Domane SLR Frameset 50Difference
Reach353mm368+15 mm
Stack540mm546+6 mm
Head tube angle70°71.1°+1.1°
Seat tube angle74°not listed
Chainstay length413mm420+7 mm
Wheelbase981mm996+15 mm
BB drop77.5mm80+3 mm
BB height265mmnot listed
Standover682mm716+34 mm
Seat tube length365mm450+85 mm
Fork length370mmnot listed
Head tube length90mm130+40 mm
Effective top tubenot listed519

Differences are the Trek Domane SLR Frameset minus the Specialized Roubaix Sport. Full charts: 2021 Specialized Roubaix Sport, 2019 Trek Domane SLR Frameset.

Where each sits in its class

Specialized Roubaix SportTrek Domane SLR Frameset

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 SportSportTrek Domane SLR FramesetSLR Frameset
FrameSpecialized RoubaixTrek OCLV
ForkSpecialized Future Shock 1.5Trek Domane
ShifterShimano 105 R7020not listed
DerailleurShimano 105 R7000, Shimano 105 R7000 GSnot listed
CassetteShimano 105not listed
ChainKMC X11 Extranot listed
CranksetPraxis Albanot listed
WheelsetDT Swiss R470not listed
TireSpecialized Turbo Pronot listed
BrakeShimano 105not listed
HandlebarSpecialized Hovernot listed
StemSpecialized Futurenot listed
SeatpostSpecialized S-Works Pavenot listed
SaddleSpecialized Power Sportnot listed

Know what is on every bike.

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