POLAR H9 Heart Rate Sensor

POLAR H9 Heart Rate Sensor
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POLAR H9 Heart Rate Sensor, made by the trusted brand Polar, is packed with features to help you get the most out of your workouts. Whether you’re a serious athlete or a weekend warrior, the POLAR H9 Heart Rate Sensor tracks your heart rate accurately, connects to your favourite fitness apps, and is comfortable to wear during any activity. So ditch the guesswork and step up your training with the POLAR H9 Heart Rate Sensor – it’s more than just a gadget; it’s your partner in reaching your fitness goals.

POLAR H9 Heart Rate Sensor

POLAR H9 Heart Rate Sensor
  •  Color: Black
  • Brand: Polar
  • Material:  Polyester

Product Review

The device’s construction, featuring a blend of 38% Polyamide, 29% Polyurethane, 20% Elastane, and 13% Polyester, ensures durability and comfort during the most rigorous workouts. Dimensionally, the H9 is compact and discreet, measuring 1.34″L x 2.56″ W x 0.39″H and weighing 100 grams. This lightweight design ensures it remains comfortable and barely noticeable, allowing uninterrupted focus on your training. The sensor pairs effortlessly with smartphones and is compatible with various devices through Bluetooth and ANT+ connectivity.

POLAR H9 Heart Rate Sensor

Powered by a Lithium-Ion battery, it boasts an impressive 400 hours of operation, minimizing recharge frequency and ensuring it’s always ready for your next workout. The inclusion of a screen, albeit a modest 0.96 inches, provides immediate feedback on your heart rate without needing to consult your connected device continuously. Polar’s reputation as the Gold Standard in heart rate tracking is evident in the H9. It’s built on decades of scientific research and development, recognized and respected by fitness enthusiasts and the scientific community.


  • Accuracy and Reliability: Built on Polar’s legacy of heart rate monitoring excellence, offering dependable heart rate data.
  • Extensive Compatibility: Connects seamlessly with various devices via Bluetooth and ANT+, from smartphones to sports watches and gym equipment.
  • Long Battery Life: With 400 hours of battery life, it’s designed for extensive use without frequent recharges.
  • Comfortable and Durable: Made of high-quality materials, ensuring both comfort during wear and durability over time.
  • Versatile Use: Suitable for various activities, from gym sessions and indoor cycling to jogging and group exercises.


  • Limited Screen Size: The small 0.96-inch screen might offer limited information at a glance.
  • Design Specificity: While lightweight and compact, some users might prefer different styles or colors beyond the basic black.
  • Brand: Polar
  • Material: Polyester
  • Color: Black
  • Compatible Devices: Smartphones
  • Screen Size: 0.96 Inches
  • Product Dimensions: 1.34″L x 2.56″W x 0.39″H
  • Item Weight: 100 Grams
  • Battery Life: 400 Hours
  • Sensor Type: Wearable
  • Battery Description: Lithium-ion
  • Composition: 38% Polyamide, 29% Polyurethane, 20% Elastane, 13% Polyester
  • Manufacturing: Made in the USA or Imported
  • Key Features:
    • New affordable HRM for everyday sports
    • Gold Standard in heart rate tracking
    • Excellent connectivity options with Bluetooth and ANT+ devices
    • Suitable for a wide range of cardio workouts
    • Compatibility with Polar Beat, Polar Club, Peloton, Nike+ Run Club, and other fitness apps
    • Available Sizes: XS-S: 20″ – 26″, M-XXL: 26″ – 36″

Read more about Best Heart Rate Monitors here


First, to set up the POLAR H9 Heart Rate Sensor with your smartphone or fitness app, ensure that the sensor’s battery is installed and that your phone’s Bluetooth is turned on. Open the fitness app of your choice and navigate to the settings or devices section to add new devices. Select the option to add a heart rate sensor, and choose the Polar H9 from the list of available devices. 

The Polar H9 Heart Rate Sensor can connect to multiple devices simultaneously thanks to its dual connectivity feature, utilizing both Bluetooth and ANT+ technologies. 

The Bluetooth connection range for the POLAR H9 Heart Rate Sensor is typically up to 10 meters (33 feet) without obstruction. This range allows for flexibility during workouts, as you can have your smartphone or other connected devices nearby without needing to carry them on your person. 

 It uses Polar’s proprietary heart rate algorithm, refined over years of research and development. Compared to other heart rate sensors, the POLAR H9 Heart Rate Sensor is often cited for its precision and minimal lag in heart rate readings. 

 The POLAR H9 Heart Rate Sensor itself can be wiped down with a soft, damp cloth. The strap is machine washable but should be detached from the sensor and washed in cold water. Avoid exposing the sensor to extreme temperatures, chemicals, or direct sunlight for prolonged periods. 

 It performs exceptionally well in conditions where accurate heart rate monitoring is crucial, such as HIIT sessions, running, cycling, and strength training. The sensor’s secure fit and high-quality materials ensure it stays in place and records accurately, even during vigorous movements. 

The Polar H9 heart rate sensor is all about comfort, accuracy, and lasting power. POLAR H9 Heart Rate Sensor tracks your heart rate like a champ, connects to many devices, and keeps going for months on a single charge. Whether you are a fitness fanatic or starting, this POLAR H9 Heart Rate Sensor won’t hold you back. It’s like having a supportive coach who whispers valuable data in your ear, helping you reach your goals without feeling weighed down.