Quiver

2021 Specialized Tarmac SL7 Pro vs 2020 Specialized Tarmac Disc Sagan Collection Mirror LTD

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 Disc Sagan Collection Mirror LTD

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
+37 mm
Longer: steadier at speed
Head angle
+1.0°
Steeper: sharper steering
Chainstays
±0 mm
About the same

The two frames

We can't draw these frames yet. The Specialized Tarmac SL7 Pro numbers we have for size 54 are missing the reach and stack. The numbers below still compare.

Geometry side by side

MeasurementSpecialized Tarmac SL7 Pro 54Specialized Tarmac Disc Sagan Collection Mirror LTD 61Difference
Head tube angle7374°+1.0°
Seat tube angle7473°−1.0°
Chainstay length410410mm±0 mm
Wheelbase9751012mm+37 mm
BB drop7272mm±0 mm
BB height268268mm±0 mm
Standover768mm850mm+82 mm
Seat tube lengthnot listed553mm
Reachnot listed408mm
Stacknot listed612mm
Fork lengthnot listed363mm
Head tube lengthnot listed210mm

Differences are the Specialized Tarmac Disc Sagan Collection Mirror LTD minus the Specialized Tarmac SL7 Pro. Full charts: 2021 Specialized Tarmac SL7 Pro, 2020 Specialized Tarmac Disc Sagan Collection Mirror LTD.

Where each sits in its class

Specialized Tarmac SL7 ProSpecialized Tarmac Disc Sagan Collection Mirror LTD

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 SL7 ProSpecialized Tarmac Disc Sagan Collection Mirror LTDS-Works Disc Sagan Collection Mirror LTD
Shifternot listedSpecialized WAN FENG

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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