Quiver

2025 Specialized Tarmac SL8 FACT 10r Carbon vs 2025 Colnago Y1Rs

The Colnago Y1Rs size closest to your 54 is the M. Compare the M instead

What changes on the Colnago Y1Rs

Compared with the Specialized Tarmac SL8 FACT 10r Carbon in 54, the Colnago Y1Rs in S places the top of the head tube 24 mm lower and 7 mm further back, relative to the bottom bracket.

Frame stack
−24 mm
Lower front end
Frame reach
−7 mm
Shorter frame reach
Wheelbase
n/a
One of the bikes has no number for this
Head angle
−1.1°
Slacker: calmer steering
Chainstays
−2 mm
About the same

The two frames

2025 Specialized Tarmac SL8 FACT 10r Carbon (54)The Specialized Tarmac SL8 FACT 10r Carbon frame drawn to scale.J 978

Only the Specialized Tarmac SL8 FACT 10r Carbon is drawn. The Colnago Y1Rs numbers we have for size S are missing the wheelbase.

Geometry side by side

MeasurementSpecialized Tarmac SL8 FACT 10r Carbon 54Colnago Y1Rs SDifference
Reach384mm377−7 mm
Stack544mm520−24 mm
Head tube angle73°71.9−1.1°
Seat tube angle74°74.5+0.5°
Chainstay length410mm408−2 mm
Wheelbase978mmnot listed
BB drop72mm74+2 mm
BB height268mmnot listed
Standover768mmnot listed
Seat tube length473mmnot listed
Fork length370mm376.5+7 mm
Head tube length137mm108.5−29 mm

Differences are the Colnago Y1Rs minus the Specialized Tarmac SL8 FACT 10r Carbon. Full charts: 2025 Specialized Tarmac SL8 FACT 10r Carbon, 2025 Colnago Y1Rs.

Where each sits in its class

Specialized Tarmac SL8 FACT 10r CarbonColnago Y1Rs

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 Tarmac SL8 FACT 10r CarbonFACT 10r CarbonColnago Y1RsY1RS
FrameSpecialized Tarmac SL8 FACTColnago Y1Rs
SeatpostSpecialized S-Works Tarmac SL8not listed
Shifternot listedShimano Dura-Ace R9200
Derailleurnot listedShimano Dura-Ace R9200 Di2
Chainnot listedShimano XTR M9200
Cranksetnot listedShimano Dura-Ace R9200
Wheelsetnot listedVision SC45
Tirenot listedPirelli P Zero Race
Brakenot listedShimano Dura-Ace R9200
Stemnot listedColnago YY.01
Saddlenot listedPrologo Scratch M5

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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