Quiver

2015 Specialized Allez Elite vs 2017 Specialized Tarmac Pro

The Specialized Tarmac Pro size closest to your 54 is the 54. Compare the 54 instead

What changes on the Specialized Tarmac Pro

Compared with the Specialized Allez Elite in 54, the Specialized Tarmac Pro in 56 places the top of the head tube 17 mm higher and 8 mm further forward, relative to the bottom bracket. Its wheelbase is 9 mm longer, which can contribute to stability at speed.

Frame stack
+17 mm
Higher front end
Frame reach
+8 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

2015 Specialized Allez Elite (54) and 2017 Specialized Tarmac Pro (56), lined up at the bottom bracketBoth frames drawn to scale. The Specialized Allez Elite is drawn in full with its measurements, and the Specialized Tarmac Pro is the colored outline on top.J 977

Specialized Allez Elite, 54Specialized Tarmac Pro, 56Drawn to scale and lined up at the bottom bracket.

Geometry side by side

MeasurementSpecialized Allez Elite 54Specialized Tarmac Pro 56Difference
Reach387mm395mm+8 mm
Stack547mm564mm+17 mm
Head tube angle73°73.5°+0.5°
Seat tube angle73.5°73.25°−0.3°
Effective top tube549mm565mm+16 mm
Chainstay length405mm405mm±0 mm
Wheelbase977mm986mm+9 mm
BB drop69mm69mm±0 mm
Standover769mm795mm+26 mm
Seat tube length500mm501mm+1 mm
Head tube length145mm160mm+15 mm
BB heightnot listed272.5mm
Fork lengthnot listed368mm

Differences are the Specialized Tarmac Pro minus the Specialized Allez Elite. Full charts: 2015 Specialized Allez Elite, 2017 Specialized Tarmac Pro.

Where each sits in its class

Specialized Allez EliteSpecialized Tarmac Pro

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 Allez EliteEliteSpecialized Tarmac ProPro
ShifterShimano Tiagranot listed
DerailleurShimano Tiagranot listed
CassetteShimano Tiagranot listed
ChainKMC X-10not listed
CranksetShimano Tiagranot listed
WheelsetSpecialized AXIS Classicnot listed
TireSpecialized Espoir Sportnot listed
BrakeSpecialized Axis 1.0not listed
SaddleSpecialized Toupé Sportnot listed
Bottom bracketnot listedPraxis 6806

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