Quiver

2018 Specialized Tarmac Men's Ultralight vs 2018 Orbea Orca Aero Base

We can't match sizes for these two: one of them has no stack and reach for the sizes shown.

What changes on the Orbea Orca Aero Base

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
n/a
One of the bikes has no number for this
Head angle
n/a
One of the bikes has no number for this
Chainstays
+1 mm
About the same

The two frames

2018 Specialized Tarmac Men's Ultralight (58)The Specialized Tarmac Men's Ultralight frame drawn to scale.J 1002

Only the Specialized Tarmac Men's Ultralight is drawn. The Orbea Orca Aero Base numbers we have for size 53 are missing the reach, stack, head angle, seat angle and wheelbase.

Geometry side by side

MeasurementSpecialized Tarmac Men's Ultralight 58Orbea Orca Aero Base 53Difference
Reach402mmnot listed
Stack591mmnot listed
Head tube angle73.5°not listed
Seat tube angle73.5°not listed
Effective top tube577mmnot listed
Chainstay length407mm408+1 mm
Wheelbase1002mmnot listed
BB drop72mmnot listed
BB height268mmnot listed
Standover826mmnot listed
Seat tube length522mmnot listed
Fork length363mm370+7 mm
Head tube length190mmnot listed

Differences are the Orbea Orca Aero Base minus the Specialized Tarmac Men's Ultralight. Full charts: 2018 Specialized Tarmac Men's Ultralight, 2018 Orbea Orca Aero Base.

Where each sits in its class

Specialized Tarmac Men's UltralightOrbea Orca Aero Base

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 Men's UltralightMen's S-Works UltralightOrbea Orca Aero Base
FrameSpecialized S-Works Tarmac SL6not listed
ShifterShimano Dura-Ace R9150 Di2not listed
DerailleurShimano Dura-Ace R9150 Di2not listed
CassetteShimano Dura-Ace R9100not listed
ChainShimano Dura-Acenot listed
WheelsetRoval CLX 32not listed
TireSpecialized Turbo Cottonnot listed
BrakeSpecialized eecycleworks eebrakenot listed
SaddleSpecialized S-Works Toupenot listed

Know what is on every bike.

Add your bike to Quiver. Keep its parts, setup, and service history together, then share your build.

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