Quiver

2013 Trek Speed Concept 7.5 vs 2011 Specialized Tarmac Elite

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 Elite

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
+28 mm
Longer: steadier at speed
Head angle
+1.5°
Steeper: sharper steering
Chainstays
+10 mm
Longer: more planted

The two frames

We can't draw these frames yet. The Trek Speed Concept 7.5 numbers we have for size M are missing the seat angle. The numbers below still compare.

Geometry side by side

MeasurementTrek Speed Concept 7.5 MSpecialized Tarmac Elite 61Difference
Reach408not listed
Stack517not listed
Head tube angle72.5°74°+1.5°
Effective top tube518not listed
Chainstay length400410mm+10 mm
Wheelbase9851013mm+28 mm
BB drop80not listed
Standover775857mm+82 mm
Seat tube length529580mm+51 mm
Head tube length101230mm+129 mm
Seat tube anglenot listed72.5°

Differences are the Specialized Tarmac Elite minus the Trek Speed Concept 7.5. Full charts: 2013 Trek Speed Concept 7.5, 2011 Specialized Tarmac Elite.

Where each sits in its class

Trek Speed Concept 7.5Specialized Tarmac Elite

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 Speed Concept 7.57.5Specialized Tarmac EliteElite Apex
FrameTrek OCLVnot listed
ForkTrek SC KVFnot listed
ShifterShimano Dura-AceSRAM Apex
DerailleurShimano UltegraSRAM Apex
CassetteShimano 105SRAM Apex
CranksetShimano UltegraSRAM S100
TireBontrager R3Specialized Turbo Comp
BrakeShimano UltegraSRAM Apex
HandlebarBontrager Lite Bullhornnot listed
SeatpostBontrager Conceptnot listed
SaddleBontrager RXL HiloSpecialized Riva
Chainnot listedKMC X10 CP
Rimnot listedMavic CXP22
Stemnot listedSpecialized Comp-Set

Know what is on every bike.

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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