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2021 Specialized Tarmac SL6 vs 2019 Trek Madone SLR Disc Women's

The Trek Madone SLR Disc Women's size closest to your 54 is the 52. Compare the 52 instead

What changes on the Trek Madone SLR Disc Women's

Compared with the Specialized Tarmac SL6 in 54, the Trek Madone SLR Disc Women's in 50 places the top of the head tube 23 mm lower and 6 mm further back, relative to the bottom bracket. Its wheelbase is 4 mm shorter, which can contribute to quicker direction changes.

Frame stack
−23 mm
Lower front end
Frame reach
−6 mm
Shorter frame reach
Wheelbase
−4 mm
Shorter: quicker to change direction
Head angle
−0.9°
Slacker: calmer steering
Chainstays
±0 mm
About the same

The two frames

2021 Specialized Tarmac SL6 (54)The Specialized Tarmac SL6 frame drawn to scale.J 978

Only the Specialized Tarmac SL6 is drawn. The Trek Madone SLR Disc Women's numbers we have for size 50 are missing the seat angle.

Geometry side by side

MeasurementSpecialized Tarmac SL6 54Trek Madone SLR Disc Women's 50Difference
Reach384mm378−6 mm
Stack544mm521−23 mm
Head tube angle73°72.1°−0.9°
Seat tube angle74°not listed
Chainstay length410mm410±0 mm
Wheelbase978mm974−4 mm
BB drop72mm72±0 mm
BB height268mmnot listed
Standover775mm711−64 mm
Seat tube length499mm453−46 mm
Fork length363mmnot listed
Head tube length143mm111−32 mm
Effective top tubenot listed521

Differences are the Trek Madone SLR Disc Women's minus the Specialized Tarmac SL6. Full charts: 2021 Specialized Tarmac SL6, 2019 Trek Madone SLR Disc Women's.

Where each sits in its class

Specialized Tarmac SL6Trek Madone SLR Disc Women's

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 SL6Tarmac SL6 - Shimano TiagraTrek Madone SLR Disc Women'sSLR 6 Disc Women's
FrameSpecialized Tarmac SL6Trek OCLV
ShifterShimano TiagraShimano Ultegra
DerailleurShimano TiagraShimano Ultegra
ChainKMC X10Shimano Ultegra
CranksetShimano Tiagra 4700Shimano Ultegra
WheelsetSpecialized Axis SportBontrager Aeolus Comp 5
TireSpecialized Turbo ProBontrager R3 Hard-Case Lite
SaddleSpecialized Power SportBontrager Ajna Elite
Forknot listedTrek Madone KVF
Cassettenot listedShimano Ultegra
Bottom bracketnot listedTrek BB90
Brakenot listedShimano Ultegra
Handlebarnot listedTrek Madone
Stemnot listedTrek Madone
Headsetnot listedTrek Madone
Seatpostnot listedTrek Madone

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