The Assioma PRO RS-1 Power Meter Pedals is the lightest road power meter pedal available, Left pedal with power sensor is 124.8 g, Right pedal without power sensor is 123.8 g. Designed for Shimano SPD-SL users, it delivers precise power data without adding extra weight or compromising ride feel. For cyclists who want reliable power tracking without investing in a full dual-sided system, the Assioma PRO RS-1 solves the problem with ±1% accuracy, durable construction, and easy installation. Whether you're training indoors or riding outdoors, it ensures consistent and trustworthy data in every condition. Key Features Ultra-Lightweight Design: The Assioma PRO RS-1 is engineered to be one of the lightest power meter pedals, maintaining a natural road feel and minimizing rotational weight.±1% Accuracy with IAV Technology: Using Favero’s IAV system, the Assioma PRO RS-1 delivers precise readings even during high cadence, sprints, and uneven pedaling conditions.Advanced Cycling Metrics: The Assioma PRO RS-1 tracks key performance metrics such as cadence, power phase, pedal smoothness, torque effectiveness, and platform center offset (PCO).Shimano SPD-SL Compatibility: Fully compatible with Shimano SPD-SL cleats, the Assioma PRO RS-1 integrates seamlessly into most road bike setups.Split-Body Spindle Design: All electronics are housed inside the spindle, improving durability and protecting against impacts, water, and debris.Long Battery Life with Magnetic Charging: Offers up to 160 hours of battery life with a secure magnetic charging system. IP67 Waterproof & Durable: Designed for real-world conditions, the Assioma PRO RS-1 resists water, dust, and harsh environments.Upgradeable System: The Assioma PRO RS-1 can be upgraded to a dual-sided system (RS-2) without replacing the entire pedal set. Benefits / Why Choose This Product The Assioma PRO RS-1 is ideal for cyclists who want accurate power data without added weight or complexity. With the Assioma PRO RS-1, you can: Train with reliable power zones Maintain consistent effort during rides Improve pedaling efficiency Upgrade to dual-sided data when needed It offers a perfect balance of performance, weight, and affordability. Who Is This Product For The Assioma PRO RS-1 is best suited for: Road cyclists using Shimano SPD-SL cleats Riders starting structured power-based training Cyclists prioritizing lightweight components Athletes planning to upgrade to dual-sided systems later Who Should NOT Buy This The Assioma PRO RS-1 may not be suitable for: Riders needing dual-sided power data immediately MTB or gravel cyclists who prefer Shimano SPD mountain-bike style pedals. Advanced users focused on left/right balance analysis Riders using LOOK KEO or other cleat systems Use Cases The Assioma PRO RS-1 works well in: Indoor training on Zwift or TrainerRoad Climbing workouts and interval sessions Long endurance rides with consistent pacing Entry-level power-based training programs Specifications Feature Details Power Measurement Single-Sided (Left) Accuracy ±1% Battery Life Up to 160 hours Connectivity ANT+ & Bluetooth Cleat Compatibility Shimano SPD-SL Waterproof Rating IP67 Weight 124.8 g (Left), 123.8 g (Right) Stack Height 10.5 mm Q-Factor +53 mm Material Carbon-tech body Origin Made in Italy Warranty 2 Years Compatibility The Assioma PRO RS-1 is compatible with: Shimano SPD-SL cleats Garmin, Wahoo, and other cycling computers Zwift, TrainerRoad, Wahoo SYSTM, and similar apps Bluetooth and ANT+ enabled devices Setup / How to Use Getting started with the Assioma PRO RS-1 is simple: Install the pedals like standard SPD-SL pedals Pair with the Favero Assioma app Set crank length Perform zero calibration Start riding with accurate power data Comparison Section Assioma PRO RS-1 vs RS-2 RS-1: Single-sided, lightweight, budget-friendly RS-2: Dual-sided, full performance data Best Choice Choose Assioma PRO RS-1 for lightweight and affordability Choose RS-2 if you need complete left/right balance data What’s in the Box Left pedal with power meter Right pedal without power meter Favero SPD-SL cleats 6° 1 magnetic connector Two-way charging cable Greasing tools kit Warranty and safety manual Welcome flyer 6 cleat washers 6 screws 4 washers Conclusion The Assioma PRO RS-1 Power Meter Pedals offer a powerful combination of lightweight design, accuracy, and durability. It’s an excellent choice for road cyclists who want reliable power data without unnecessary complexity. If you're starting power-based training or looking for a lightweight upgrade with future expandability, the Assioma PRO RS-1 is one of the best options available today.
