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2017 Specialized Tarmac Pro Disc vs 2015 Specialized Allez Elite

The Specialized Allez Elite size closest to your 54 is the 54. Compare the 54 instead

What changes on the Specialized Allez Elite

Compared with the Specialized Tarmac Pro Disc in 54, the Specialized Allez Elite in 61 places the top of the head tube 88 mm higher and 15 mm further forward, relative to the bottom bracket. Its wheelbase is 35 mm longer, which can contribute to stability at speed.

Frame stack
+88 mm
Higher front end
Frame reach
+15 mm
Longer frame reach
Wheelbase
+35 mm
Longer: steadier at speed
Head angle
+1.0°
Steeper: sharper steering
Chainstays
+5 mm
Longer: more planted

The two frames

2017 Specialized Tarmac Pro Disc (54) and 2015 Specialized Allez Elite (61), lined up at the bottom bracketBoth frames drawn to scale. The Specialized Tarmac Pro Disc is drawn in full with its measurements, and the Specialized Allez Elite is the colored outline on top.J 978

Specialized Tarmac Pro Disc, 54Specialized Allez Elite, 61Drawn to scale and lined up at the bottom bracket.

Geometry side by side

MeasurementSpecialized Tarmac Pro Disc 54Specialized Allez Elite 61Difference
Reach387mm402mm+15 mm
Stack543mm631mm+88 mm
Head tube angle73°74°+1.0°
Seat tube angle73.5°72.5°−1.0°
Effective top tube548mm601mm+53 mm
Chainstay length405mm410mm+5 mm
Wheelbase978mm1013mm+35 mm
BB drop69mm67.5mm−2 mm
BB height272.5mmnot listed
Standover775mm844mm+69 mm
Seat tube length481mm570mm+89 mm
Fork length368mmnot listed
Head tube length140mm230mm+90 mm

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

Where each sits in its class

Specialized Tarmac Pro DiscSpecialized Allez 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.

PartSpecialized Tarmac Pro DiscPro Disc Ultegra Di2Specialized Allez EliteElite
ShifterShimano 105 R785 Di2Shimano Tiagra
DerailleurShimano Ultegra R6870 Di2, Shimano Ultegra Di2Shimano Tiagra
CassetteShimano UltegraShimano Tiagra
ChainShimano HG70KMC X-10
Bottom bracketSpecialized Enduronot listed
WheelsetRoval CL 40Specialized AXIS Classic
TireSpecialized S-Works TurboSpecialized Espoir Sport
BrakeShimano BR-785Specialized Axis 1.0
SaddleSpecialized Toupé ProSpecialized Toupé Sport
Cranksetnot listedShimano Tiagra

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