Quiver

2025 Specialized Diverge Comp Carbon vs 2026 Fairlight Faran Shimano RX825

The Fairlight Faran Shimano RX825 size closest to your 54 is the 54T. Compare the 54T instead

What changes on the Fairlight Faran Shimano RX825

Compared with the Specialized Diverge Comp Carbon in 54, the Fairlight Faran Shimano RX825 in 58T places the top of the head tube 38 mm higher and 11 mm further forward, relative to the bottom bracket. Its wheelbase is 25 mm longer, which can contribute to stability at speed.

Frame stack
+38 mm
Higher front end
Frame reach
+11 mm
Longer frame reach
Wheelbase
+25 mm
Longer: steadier at speed
Head angle
+1.3°
Steeper: sharper steering
Chainstays
+7 mm
Longer: more planted

The two frames

2025 Specialized Diverge Comp Carbon (54) and 2026 Fairlight Faran Shimano RX825 (58T), lined up at the bottom bracketBoth frames drawn to scale. The Specialized Diverge Comp Carbon is drawn in full with its measurements, and the Fairlight Faran Shimano RX825 is the colored outline on top.J 1032

Specialized Diverge Comp Carbon, 54Fairlight Faran Shimano RX825, 58TDrawn to scale and lined up at the bottom bracket.

Geometry side by side

MeasurementSpecialized Diverge Comp Carbon 54Fairlight Faran Shimano RX825 58TDifference
Reach383394+11 mm
Stack592630+38 mm
Head tube angle71.2572.5+1.3°
Seat tube angle73.573.5±0.0°
Effective top tube558not listed
Chainstay length425432+7 mm
Wheelbase10321057+25 mm
BB drop80mmnot listed
BB height270mmnot listed
Standover754not listed
Seat tube length470not listed
Fork length389mmnot listed
Head tube length116not listed

Differences are the Fairlight Faran Shimano RX825 minus the Specialized Diverge Comp Carbon. Full charts: 2025 Specialized Diverge Comp Carbon, 2026 Fairlight Faran Shimano RX825.

Where each sits in its class

Specialized Diverge Comp CarbonFairlight Faran Shimano RX825

AggressivePositionUpright
CalmSteeringQuick
PlayfulBalancePlanted

Each bike is ranked against the other gravel 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 Diverge Comp CarbonComp CarbonFairlight Faran Shimano RX825Shimano GRX Di2 RX825 2x
FrameSpecialized FACT 9RFairlight Faran 3.0
ForkSpecialized Future Shock 2.0Fairlight Faran 3.0 Steel
ShifterSRAM Apex eTAP AXSShimano GRX RX825 Di2
DerailleurSRAM X1 Eagle AXSShimano GRX RX825 Di2
CassetteSRAM SX EagleShimano HG710/M7000
ChainSRAM NX Eaglenot listed
CranksetSRAM Apex DUBShimano FC-RX820-2
ChainringSRAM Apex WideShimano GRX RX820
Bottom bracketSRAM DUBnot listed
WheelsetDT Swiss G540Hope RX24/Fortus 26 Pro5
TirePathfinder ProPanaracer Gravel King X1
RimDT Swiss G 540not listed
BrakeSRAM Apex eTAP AXS, SRAM ApexShimano GRX Di2
HandlebarSpecialized HoverFSA Adventure
StemSpecialized FutureGossamer Energy
Bar tapeSupacaz Super Sticky Kushnot listed
SeatpostRoval TerraSL-K
SaddleSpecialized Power Sportnot listed
Rotornot listedShimano RT-801
Headsetnot listedHope Standard

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