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2015 Specialized Tarmac S-Build vs 2017 Trek Madone 9.5

The Trek Madone 9.5 size closest to your 54 is the 54. Compare the 54 instead

What changes on the Trek Madone 9.5

Compared with the Specialized Tarmac S-Build in 54, the Trek Madone 9.5 in 50 places the top of the head tube 32 mm lower and 4 mm further back, relative to the bottom bracket. Its wheelbase is 4 mm shorter, which can contribute to quicker direction changes.

Frame stack
−32 mm
Lower front end
Frame reach
−4 mm
Shorter frame reach
Wheelbase
−4 mm
Shorter: quicker to change direction
Head angle
−0.9°
Slacker: calmer steering
Chainstays
+5 mm
Longer: more planted

The two frames

2015 Specialized Tarmac S-Build (54)The Specialized Tarmac S-Build frame drawn to scale.J 978

Only the Specialized Tarmac S-Build is drawn. The Trek Madone 9.5 numbers we have for size 50 are missing the seat angle.

Geometry side by side

MeasurementSpecialized Tarmac S-Build 54Trek Madone 9.5 50Difference
Reach387mm383−4 mm
Stack543mm511−32 mm
Head tube angle73°72.1°−0.9°
Seat tube angle73.5°not listed
Effective top tube548mm522−26 mm
Chainstay length405mm410+5 mm
Wheelbase978mm974−4 mm
BB drop69mm72+3 mm
Standover775mm696−79 mm
Seat tube length481mm453−28 mm
Head tube length140mm100−40 mm

Differences are the Trek Madone 9.5 minus the Specialized Tarmac S-Build. Full charts: 2015 Specialized Tarmac S-Build, 2017 Trek Madone 9.5.

Where each sits in its class

Specialized Tarmac S-BuildTrek Madone 9.5

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 S-BuildTrek Madone 9.59.5
Framenot listedTrek OCLV
Forknot listedTrek Madone KVF
Shifternot listedShimano Dura-Ace
Derailleurnot listedShimano Dura-Ace
Cassettenot listedShimano Dura-Ace
Cranksetnot listedShimano Dura-Ace
Bottom bracketnot listedTrek BB90
Wheelsetnot listedVision Metron 40 LTD
Tirenot listedBontrager R3 Hard-Case Lite
Brakenot listedTrek Madone
Handlebarnot listedTrek Madone
Stemnot listedTrek Madone XXX
Headsetnot listedTrek Madone
Seatpostnot listedTrek Madone
Saddlenot listedBontrager Montrose Elite

Know what is on every bike.

Add your bike to Quiver. Keep its parts, setup, and service history together, then share your build.

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