Magene Cadence Sensor S3 Plus – Dual-Data Cadence & Speed Sensor for ANT+/BLE (Garmin/Bryton Compatible)

Meet the Magene Cadence Sensor S3 Plus—a compact, precise cadence and speed sensor designed for serious cyclists. It delivers reliable data to Garmin and Bryton devices, or any ANT+ or Bluetooth-enabled app, letting you train with confidence and minimal gadget clutter.

• Dual-data performance: Captures both cycling cadence and wheel speed for a complete view of your pedaling efficiency and momentum.
• Geomagnetic sensing: Provides stable, interference-resistant readings in real-world riding conditions.
• Ultra-light, compact design: Weighs just 9 g with battery; dimensions 8.85 × 29.8 × 38.3 mm.
• Broad compatibility: ANT+ and Bluetooth LE support, ideal with Garmin and Bryton cycle computers and compatible apps.
• Wide operating range: -20°C to 50°C, ensuring reliable performance across seasons and terrains.
• Easy installation: Quick attachment to frame or crank arm with straightforward pairing—no complex setup required.
• Trusted Magene engineering: Built by a brand trusted by cyclists for accuracy and durable performance.

Dual data means you don’t guess your effort—you get actionable insights from cadence and speed to optimize pacing on climbs and intervals. Real-time cadence information helps you maintain efficient pedal strokes, reduce knee fatigue, and sustain consistent power output. The sensor’s tiny 9 g footprint preserves ride feel and frame balance, while broad compatibility lets you monitor data on Garmin, Bryton, or your favorite training apps without extra adapters. It performs reliably in a wide temperature range (-20°C to 50°C) so you can train outdoors in varied conditions. Quick, plug-and-play setup gets you riding fast, with stable connections across devices for richer training analytics. The geomagnetic sensing minimizes interference, providing trustworthy data even on fast descents or crosswinds. In short, it’s a low-profile sensor that delivers high-value data for smarter training and route planning.

7 Quick Reasons to Buy — FAQs

• Q: Will this work with my Garmin or Bryton device? A: Yes. It uses ANT+ and Bluetooth LE, pairing with Garmin and Bryton head units as well as compatible apps.
• Q: Do I get both cadence and speed data? A: Absolutely—dual-data performance provides cadence and wheel speed for complete pedaling analytics.
• Q: How much does it weigh? A: 9 g with the battery, making it ultra-light and unobtrusive on your frame or crank.
• Q: Will readings be reliable in different weather? A: Yes. Geomagnetic sensing and a wide operating range (-20°C to 50°C) keep data stable in varying conditions.
• Q: Is installation complicated? A: No. Attach to frame or crank arm and pair via ANT+ or Bluetooth LE with minimal setup.
• Q: Can I monitor data on multiple devices at once? A: Yes. You can pair multiple devices to view and compare data simultaneously.
• Q: What makes this sensor different? A: Its combination of dual-data sensing, geomagnetic reliability, ultra-light design, and broad compatibility sets it apart for real-world training needs.

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Meet the Magene Cadence Sensor S3 Plus—a compact, precise sensor that brings speed and cadence data directly to your Garmin or Bryton devices, as well as any ANT+ or Bluetooth-enabled app. Designed for serious cyclists, this tiny sensor blends smart sensing with broad compatibility, so you can train harder without fiddling with gadgets.

Why the Magene Cadence Sensor S3 Plus stands out

• Dual-data performance: captures both cycling cadence and wheel speed, giving you a complete picture of your pedaling efficiency and momentum. Use the metrics to optimize cadence zones and pacing for climbs, sprints, and endurance rides.
• Geomagnetic sensing for reliable readings in real-world conditions. This sensor type helps minimize interference and provides stable data whether you’re hammering on a sunny road or grinding through crosswinds.
• Ultra-light, compact design: at just 9 g with battery and dimensions of 8.85 × 29.8 × 38.3 mm, it sits discreetly on your frame or crank arm without adding bulk or imbalance.
• Broad compatibility: built to pair seamlessly with ANT+ and Bluetooth LE devices. It’s an ideal companion for Garmin and Bryton cycle computers, as well as apps that support external speed/cadence sensors.
• Ready for all conditions: a wide operating range (-20°C to 50°C) ensures dependable performance from chilly dawn rides to hot, sweaty summer sessions.

What this means for your training and riding

With the S3 Plus, you don’t just track distance—you gain actionable insights. Monitor your cadence cadence to improve efficiency, reduce knee fatigue, and maintain optimal power output across varied terrain. Real-time speed readings help you pace climbs, intervals, and tempo efforts with confidence. The sensor’s compact form makes it suitable for road bikes, gravel bikes, and indoor trainers when paired with compatible devices.

Practical use cases

• Teacher your cadence to a steady, efficient rhythm on long endurance rides.
• Fine-tune treadmill or trainer workouts by matching cadence targets to prescribed intervals.
• Track progress over weeks and months by correlating cadence consistency with improvements in power and FTP tests.
• Set up multiple devices (Garmin or Bryton head units, smartphone apps) to monitor data simultaneously for richer training analytics.

Easy setup and reliable pairing

Install the S3 Plus quickly on your bike’s frame or crank arm, then pair via ANT+ or Bluetooth LE with your preferred device. No complex configuration required—start capturing cadence and speed right away. For best results, ensure your device supports external speed/cadence sensors and that the sensor orientation aligns with the device’s pairing prompts.

Built by Magene, a brand trusted by cyclists who demand accuracy and reliability, the Cadence Sensor S3 Plus is designed to disappear into your ride while delivering data you can trust for structured training, performance tracking, and smarter route planning.