Quiver

2025 Specialized Epic Hardtail Comp vs 2025 Cube Reaction Race

The S is the Cube Reaction Race size closest to your XS Specialized Epic Hardtail Comp. 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 Cube Reaction Race

Compared with the Specialized Epic Hardtail Comp in XS, the Cube Reaction Race in S places the top of the head tube 18 mm higher and 20 mm further forward, relative to the bottom bracket. Its wheelbase is 24 mm longer, which can contribute to stability at speed.

Frame stack
+18 mm
Higher front end
Frame reach
+20 mm
Longer frame reach
Wheelbase
+24 mm
Longer: steadier at speed
Head angle
±0.0°
About the same head angle
Chainstays
−4 mm
Shorter: livelier

The two frames

2025 Specialized Epic Hardtail Comp (XS) and 2025 Cube Reaction Race (S), lined up at the bottom bracketBoth frames drawn to scale. The Specialized Epic Hardtail Comp is drawn in full with its measurements, and the Cube Reaction Race is the colored outline on top.J 1064

Specialized Epic Hardtail Comp, XSCube Reaction Race, SDrawn to scale and lined up at the bottom bracket.

Geometry side by side

MeasurementSpecialized Epic Hardtail Comp XSCube Reaction Race SDifference
Reach385mm405+20 mm
Stack594mm612+18 mm
Head tube angle68.5°68.5°±0.0°
Seat tube angle74°74°±0.0°
Effective top tube555mm578+23 mm
Chainstay length430mm426−4 mm
Wheelbase1064mm1088+24 mm
BB drop63mmnot listed
BB height309mmnot listed
Standover732mmnot listed
Seat tube length367mm370+3 mm
Fork length486mmnot listed
Head tube length95mm97+2 mm

Differences are the Cube Reaction Race minus the Specialized Epic Hardtail Comp. Full charts: 2025 Specialized Epic Hardtail Comp, 2025 Cube Reaction Race.

Where each sits in its class

Specialized Epic Hardtail CompCube Reaction Race

AggressivePositionUpright
CalmSteeringQuick
PlayfulBalancePlanted

Each bike is ranked against the other XC 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 Epic Hardtail CompHardtail CompCube Reaction RaceRace
FrameSpecialized FACT 11mCube Reaction
ForkRockShox SID SLFox 32 Performance
ShifterSRAM Pod ControllerShimano XT
DerailleurSRAM S1000 Eagle TransmissionShimano XT Di2 Wireless
CassetteSRAM 1270 TransmissionShimano XT
ChainSRAM GX Eagle TransmissionShimano Deore M6100
CranksetSRAM S1000 EaglePraxis Girder
Bottom bracketSRAM DUBnot listed
WheelsetSpecialized 29Newmen Beskar 30 Base
TireSpecialized Fast Trak, Specialized RenegadeSchwalbe Racing Ray, Schwalbe Racing Ralph
BrakeSRAM Level BronzeShimano XT
RotorSRAM 180, SRAM 160Shimano XT
HandlebarSpecialized Mini RiseNewmen Evolution SL
StemSpecialized 3D-Forged AlloyNewmen Evolution
GripsSpecialized Trail GripsAcid React Pro
SeatpostSpecialized AlloyNewmen Evolution
SaddleSpecialized Power SportAcid Nuance Pro
Chainringnot listedPraxis Girder
Headsetnot listedAcros AZF-675

Know what is on every bike.

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