Quiver

2014 Specialized Roubaix SL4 Elite HRR vs 2016 Kona Private Jake

The Kona Private Jake size closest to your 540.0 is the M. Compare the M instead

What changes on the Kona Private Jake

Compared with the Specialized Roubaix SL4 Elite HRR in 540.0, the Kona Private Jake in XL places the top of the head tube 55 mm higher and 20 mm further forward, relative to the bottom bracket. Its wheelbase is 46 mm longer, which can contribute to stability at speed.

Frame stack
+55 mm
Higher front end
Frame reach
+20 mm
Longer frame reach
Wheelbase
+46 mm
Longer: steadier at speed
Head angle
−0.5°
Slacker: calmer steering
Chainstays
+5 mm
Longer: more planted

The two frames

2014 Specialized Roubaix SL4 Elite HRR (540.0) and 2016 Kona Private Jake (XL), lined up at the bottom bracketBoth frames drawn to scale. The Specialized Roubaix SL4 Elite HRR is drawn in full with its measurements, and the Kona Private Jake is the colored outline on top.J 1000

Specialized Roubaix SL4 Elite HRR, 540.0Kona Private Jake, XLDrawn to scale and lined up at the bottom bracket.

Geometry side by side

MeasurementSpecialized Roubaix SL4 Elite HRR 540.0Kona Private Jake XLDifference
Reach380mm400+20 mm
Stack564mm619+55 mm
Head tube angle72°71.5−0.5°
Seat tube angle73.5°72.5−1.0°
Chainstay length415mm420+5 mm
Wheelbase1000mm1046+46 mm
Standover776mm845+69 mm
Seat tube length495mm590+95 mm
Head tube length165mm200+35 mm
Effective top tubenot listed595
BB dropnot listed67.5
Fork lengthnot listed395

Differences are the Kona Private Jake minus the Specialized Roubaix SL4 Elite HRR. Full charts: 2014 Specialized Roubaix SL4 Elite HRR, 2016 Kona Private Jake.

Where each sits in its class

Specialized Roubaix SL4 Elite HRRKona Private Jake

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 Roubaix SL4 Elite HRRSL4 Elite Rival HRRKona Private JakePrivate Jake
FrameSpecialized SL4 FACTKona Race Light 7005 Aluminum Butted
ForkSpecialized Roubaix FACTKona Full Carbon CX Race Disc
DerailleurSRAM RivalSRAM Rival One
CassetteSRAM PG-1030SRAM Rival 11-32t 11spd
ChainSRAM 1031KMC X11
CranksetSRAM S-550SRAM Rival One PF30
WheelsetSpecialized AXIS 2.0Novatec 30 Disc
TireSpecialized Espoir EliteWTB Cross Boss 700x35c
StemSpecialized Expert Pro-Setnot listed
SaddleSpecialized RominWTB SL8
Shifternot listedSRAM Rival One
Brakenot listedTektro Spyre

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