Best Indoor Heart Rate Monitors of 2025

The Polar H10 Monitor is renowned for its high accuracy, making it the most precise heart rate sensor in Polar's history. You'll appreciate its connectivity options, as it supports Bluetooth, ANT+, and 5 kHz, allowing multiple devices to connect simultaneously. The Polar Pro Chest Strap enhances comfort with improved electrodes and a secure fit, so it won't slip during your workouts. Plus, it's versatile enough for various activities, whether you're rowing, cycling, or running, and is fully waterproof for added durability.

The Wahoo TICKR FIT Armband offers a comprehensive solution for tracking your fitness metrics. It connects seamlessly to your favourite training apps and devices, ensuring you receive accurate heart rate and calorie data. You can monitor your heart rate, calorie burn, and workout duration in real-time, allowing you to optimise your training sessions. With a USB rechargeable battery lasting up to 30 hours, you won’t have to worry about frequent recharging during your workouts.

The MiOYOOW Heart Rate Straps are designed for comfort and convenience. Made from soft nylon, these straps provide a comfortable fit for extended wear, making them ideal for both indoor and outdoor activities. Their lightweight and portable design ensures that you can easily carry them wherever you go. Additionally, the adjustable size allows you to customise the fit to suit your needs, enhancing your overall comfort while monitoring your heart rate.

The COOSPO Heart Rate Armband features patented optical sensor technology, allowing you to monitor your heart rate accurately in real-time during exercise. This means you can easily track your performance and adjust your training zones accordingly. It is compatible with Bluetooth4.0 and ANT+, ensuring seamless connectivity with various devices, including smartphones and fitness equipment. Additionally, it supports popular fitness apps, making it simple for you to integrate your workout data and enhance your fitness journey.

The moofit HW401 Monitor offers precise heart rate tracking through advanced optical sensor technology, ensuring accuracy within ±1 bpm. You can easily connect it to fitness equipment and apps via Bluetooth and ANT+, making it ideal for various activities, from outdoor training to indoor cycling. The LED light provides a quick visual confirmation of your heart rate and connection status, enhancing usability during workouts. With an IP67 waterproof rating, you can confidently wear it while exercising without worrying about sweat or water damage.

The FITCENT Heart Rate Strap is designed for compatibility with MYZONE MZ-3 and MZ-1 models, enhancing your fitness experience. Made from upgraded silicone and fibre materials, it offers exceptional comfort, making it ideal for various activities like cycling, yoga, and running. This adjustable strap fits sizes M to XXL, ensuring a good fit for everyone. By providing a stable connection and accurate heart rate data, it helps you optimise your workouts effectively. Regular replacement of the strap can also help solve potential battery or signal issues.

The FITCENT Replacement Strap is designed for comfort and versatility. It works seamlessly with various heart rate monitors, including Polar models and Garmin devices, ensuring you can track your heart rate accurately. The upgraded buckle enhances comfort, allowing you to focus on your workout without distraction. Made from lightweight silicone and fibre, the strap is adjustable to fit sizes from M to XXL, accommodating all body types. Whether you're rowing, cycling, or practising yoga, this strap is perfect for any activity.