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2021 Trek Émonda SL Disc Pro vs 2019 Specialized Tarmac Men's Disc

The Specialized Tarmac Men's Disc size closest to your 54 is the 54. Compare the 54 instead

What changes on the Specialized Tarmac Men's Disc

Compared with the Trek Émonda SL Disc Pro in 54, the Specialized Tarmac Men's Disc in 56 places the top of the head tube 24 mm higher and 9 mm further forward, relative to the bottom bracket. Its wheelbase is 9 mm longer, which can contribute to stability at speed.

Frame stack
+24 mm
Higher front end
Frame reach
+9 mm
Longer frame reach
Wheelbase
+9 mm
Longer: steadier at speed
Head angle
+0.5°
Steeper: sharper steering
Chainstays
±0 mm
About the same

The two frames

We can't draw these frames yet. The Trek Émonda SL Disc Pro numbers we have for size 54 are missing the seat angle. The numbers below still compare.

Geometry side by side

MeasurementTrek Émonda SL Disc Pro 54Specialized Tarmac Men's Disc 56Difference
Reach386395mm+9 mm
Stack541565mm+24 mm
Head tube angle73.0°73.5°+0.5°
Effective top tube543562mm+19 mm
Chainstay length410410mm±0 mm
Wheelbase981990mm+9 mm
BB drop7072mm+2 mm
Standover744795mm+51 mm
Seat tube length496501mm+5 mm
Head tube length131163mm+32 mm
Seat tube anglenot listed73.5°
BB heightnot listed268mm
Fork lengthnot listed363mm

Differences are the Specialized Tarmac Men's Disc minus the Trek Émonda SL Disc Pro. Full charts: 2021 Trek Émonda SL Disc Pro, 2019 Specialized Tarmac Men's Disc.

Where each sits in its class

Trek Émonda SL Disc ProSpecialized Tarmac Men's Disc

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 Émonda SL Disc ProSL 6 Disc ProSpecialized Tarmac Men's DiscMen's S-Works Disc
FrameTrek Ultralight 500not listed
ForkTrek Émonda SLnot listed
ShifterShimano Ultegra R8025Shimano Dura-Ace Di2
DerailleurShimano Ultegra R8000Shimano Dura-Ace R9150 Di2
CassetteShimano Ultegra R8000Shimano Dura-Ace R9100
ChainShimano Ultegra HG701Shimano Dura-Ace
CranksetShimano Ultegra R8000Specialized S-Works Power
WheelsetBontrager Aeolus Elite 35Roval CLX 50
TireBontrager R2 Hard-Case LiteSpecialized Turbo Cotton
BrakeShimano UltegraShimano Dura-Ace R9170
HandlebarBontrager Elite VR-Cnot listed
SeatpostBontrager Seatmast Capnot listed
SaddleBontrager AeolusSpecialized S-Works Toupe

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