Quiver

2012 Trek Speed Concept 7.5 vs 2011 Specialized Allez Steel Double

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 Allez Steel Double

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
−55 mm
Shorter: quicker to change direction
Head angle
±0.0°
About the same head angle
Chainstays
+5 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 XL are missing the seat angle. The numbers below still compare.

Geometry side by side

MeasurementTrek Speed Concept 7.5 XLSpecialized Allez Steel Double 54Difference
Reach445not listed
Stack565not listed
Head tube angle72.5°72.5°±0.0°
Effective top tube565not listed
Chainstay length400405mm+5 mm
Wheelbase1037982mm−55 mm
BB drop80not listed
Standover823791mm−32 mm
Seat tube length578560mm−18 mm
Head tube length152122mm−30 mm
Seat tube anglenot listed73.5°

Differences are the Specialized Allez Steel Double minus the Trek Speed Concept 7.5. Full charts: 2012 Trek Speed Concept 7.5, 2011 Specialized Allez Steel Double.

Where each sits in its class

Trek Speed Concept 7.5Specialized Allez Steel Double

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 Allez Steel DoubleSteel Double
FrameTrek OCLVReynolds 520
ForkBontrager Lite E2 TriSpecialized Allez
ShifterShimano Dura-AceShimano R400
DerailleurShimano UltegraShimano 2300
CassetteShimano 105Shimano HG50
CranksetShimano UltegraShimano 2300
TireBontrager R1Specialized All Condition Sport
BrakeShimano Ultegranot listed
HandlebarBontrager Lite Bullhornnot listed
SeatpostBontrager Conceptnot listed
SaddleVision AeroMax TriSpecialized Riva
Chainnot listedKMC Z51
Rimnot listedMavic CXP22
Stemnot listedSpecialized Elite-Set

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