Shimano Dura-Ace FC-R9100-P
Best integrated power solution for dedicated road racing enthusiasts.
A seamless, integrated power meter that eliminates the bulk of external sensors. By housing strain gauges directly in the crank arms and spindle, it delivers precise, dual-sided data without compromising aerodynamics or aesthetics.
$950.00
at
RA Cycles
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Who it's for
- Performance cyclists seeking a clean look without bulky external sensors
- Competitive racers requiring detailed metrics to optimize their power output
- Tech-savvy riders who value effortless data syncing and device management
Who should skip it
- Budget-conscious enthusiasts looking for more affordable power measurement solutions
- Long-term owners worried about the serviceability of integrated electronic components
- Weight-obsessed hill climbers prioritizing the absolute lightest build possible
Performance breakdown
Data Accuracy
Professional-grade precision ensures reliable metrics for serious training sessions.
Integration Seamlessness
Clean, internal design eliminates bulky sensors for a streamlined aesthetic.
Battery Convenience
Integrated rechargeable spindle battery removes the hassle of frequent replacements.
Connectivity Reliability
Dual ANT+ and Bluetooth protocols ensure stable, consistent data transmission.
Drivetrain Stiffness
Industry-leading power transfer efficiency defines the Dura-Ace performance standard.
Setup Complexity
Requires professional installation to ensure proper calibration and spindle fit.
Key Specs
Accuracy
+/- 2%
Measurement
Dual-sided (left arm, right arm, spindle strain gauges)
Transmission
ANT+ and Bluetooth Low Energy
Battery
Rechargeable, integrated into 24mm thru-axle spindle
Crank Arm Length
170 mm
Chainring Size
50x34
Spindle Diameter
24 mm
Number of Chainrings
2
Power Meter Included
Yes
Drivetrain Speed Compatibility
11-speed
Know before you buy
Still have a question?
Ask Metto anything about the Shimano Dura-Ace FC-R9100-P before you decide.
