Quiver

2018 Orbea Orca M20-Pro vs 2017 Specialized Roubaix SL4

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 Roubaix SL4

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
−1.5°
Slacker: calmer steering
Chainstays
n/a
One of the bikes has no number for this

The two frames

We can't draw these frames yet. The Orbea Orca M20-Pro numbers we have for size 60 are missing the reach, stack, chainstay length and wheelbase. The numbers below still compare.

Geometry side by side

MeasurementOrbea Orca M20-Pro 60Specialized Roubaix SL4 54Difference
Head tube angle73.572°−1.5°
Seat tube angle73.273.5°+0.3°
BB dropnot listed71.5mm
BB heightnot listed271mm
Seat tube length560495mm−65 mm
Head tube length207.1165mm−42 mm
Reachnot listed380mm
Stacknot listed564mm
Effective top tubenot listed547mm
Chainstay lengthnot listed415mm
Wheelbasenot listed1000mm
Standovernot listed776mm
Fork lengthnot listed368mm

Differences are the Specialized Roubaix SL4 minus the Orbea Orca M20-Pro. Full charts: 2018 Orbea Orca M20-Pro, 2017 Specialized Roubaix SL4.

Where each sits in its class

Orbea Orca M20-ProSpecialized Roubaix SL4

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.

PartOrbea Orca M20-ProM20-ProSpecialized Roubaix SL4SL4
FrameOrbea OrcaSpecialized SL4 FACT
ForkOrbea Orca OMPnot listed
ShifterShimano UltegraShimano Tiagra
DerailleurShimano UltegraShimano Tiagra
CassetteShimano UltegraShimano Tiagra
ChainKMC X11EL-1KMC X-10
CranksetShimano Ultegra Mid CompactPraxis Alba
ChainringShimano Ultegranot listed
WheelsetMavic KsyriumSpecialized AXIS Elite
TireVittoria RubinoSpecialized Espoir Elite
BrakeShimano UltegraSpecialized Axis 1.0
HandlebarFSA Energy Compactnot listed
StemFSA Energynot listed
HeadsetFSA Integrated Carbon Cupnot listed
SeatpostFSA SL-KSpecialized CG-R
SaddlePrologo Kappa RS STNSpecialized Toupé Sport

Know what is on every bike.

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

Explore the app
A Transition Relay build sheet: frame, fork, shock and drivetrainThe Relay’s ride photo galleryThe Relay’s ride spectrum and 2D frame geometryThe garage: five bikes and 99 recorded partsA Specialized Tarmac SL8 road build sheet