Quiver

2020 Specialized Allez Sprint vs 2018 Specialized Tarmac Men's

The 52 is the Specialized Tarmac Men's size closest to your 54.0 Specialized Allez Sprint. We match frame stack and reach. This is a geometry comparison, not a fit recommendation; stem, spacers, handlebars and saddle setup also affect your riding position.

What changes on the Specialized Tarmac Men's

Compared with the Specialized Allez Sprint in 54.0, the Specialized Tarmac Men's in 52 places the top of the head tube 6 mm lower and 5 mm further back, relative to the bottom bracket.

Frame stack
−6 mm
Lower front end
Frame reach
−5 mm
Shorter frame reach
Wheelbase
−2 mm
About the same
Head angle
−0.5°
Slacker: calmer steering
Chainstays
±0 mm
About the same

The two frames

2020 Specialized Allez Sprint (54.0) and 2018 Specialized Tarmac Men's (52), lined up at the bottom bracketBoth frames drawn to scale. The Specialized Allez Sprint is drawn in full with its measurements, and the Specialized Tarmac Men's is the colored outline on top.J 972

Specialized Allez Sprint, 54.0Specialized Tarmac Men's, 52Drawn to scale and lined up at the bottom bracket.

Geometry side by side

MeasurementSpecialized Allez Sprint 54.0Specialized Tarmac Men's 52Difference
Reach385mm380mm−5 mm
Stack533mm527mm−6 mm
Head tube angle73°72.5°−0.5°
Seat tube angle74°74°±0.0°
Chainstay length405mm405mm±0 mm
Wheelbase972mm970mm−2 mm
BB drop69mm74mm+5 mm
BB height272.5mm266mm−7 mm
Standover765.5mm755mm−11 mm
Seat tube length500mm462mm−38 mm
Fork length368mm363mm−5 mm
Head tube length130mm126mm−4 mm
Effective top tubenot listed531mm

Differences are the Specialized Tarmac Men's minus the Specialized Allez Sprint. Full charts: 2020 Specialized Allez Sprint, 2018 Specialized Tarmac Men's.

Where each sits in its class

Specialized Allez SprintSpecialized Tarmac Men's

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 SprintAllez Sprint FramesetSpecialized Tarmac Men'sMen's
SeatpostSpecialized Allez Sprintnot listed
Framenot listedSpecialized Tarmac SL4
Shifternot listedShimano Tiagra
Derailleurnot listedShimano Tiagra
Cassettenot listedShimano Tiagra
Chainnot listedKMC X10EL
Cranksetnot listedPraxis Alba M30
Wheelsetnot listedDT Swiss R460
Tirenot listedSpecialized Espoir Elite
Brakenot listedTektro Axis
Saddlenot listedSpecialized Toupé Sport

Know what is on every bike.

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