The Favero Assioma PRO RS pedals bring long-awaited Shimano SPD-SL compatibility to one of the most trusted names in power meter pedals. Building on the proven tech of the Assioma PRO MX line, the PRO RS delivers accurate dual-sided power measurement in a package designed specifically for Shimano road users with no adapters, hacks, or third-party mods required. The PRO RS positions itself as a compelling alternative to higher-priced rivals like Garmin Rally RS. This review dives into the technical specifications, install, setup, power accuracy, and how it stacks up in real-world conditions for road cyclists looking for seamless integration with their existing Shimano cleat setup.

PRO RS Full Technical Specifications:
Products: Assioma PRO RS-2 / RS-1 / RS-UP
Pedal Type: SPD-SL (Favero’s Own pedal body)
Pedal Body Interchange: Yes. Spindle is compatible with PRO MX pedal bodies too. No special tools needed for the swap!
Bearings: 2x Needle Roller Bearings.
Stack Height: 10.5mm.
Pedal Q-Factor: 53mm.
Weight: 123.5g (247g PRO RS-2 pair)
Pedal Body Replacements: Yes
Power Accuracy: ±1%
Battery: Internal rechargeable. 60hrs operation.
Protocols: ANT+, Bluetooth (x3).
Data: Power, Cadence, L/R Balance (RS-2),
Additional Data: IAV Cycling Dynamics – Power Phase, Platform Centre Offset, Torque Efficiency, Pedal Smoothness, Rider Position.
Active Temperature Compensation: Yes.
Calibration: Auto-Calibration (manual calibration required on installation/bike swap).
Oval/Q-Ring Compatibility: Yes.
Configuration / Firmware / Diagnostics: Favero Assioma Mobile App (IOS / Android).
Max User Weight: 120kg
Links:
Favero Official: https://bit.ly/4jvAsqk (NOT an affiliate link)
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#Cycling #PowerMeter #Assioma