It is not an easy task to choose the best heart rate monitors triathlon if you aren’t a frequent buyer. But don’t worry – we have compiled here the perfect list of Top 10 best heart rate monitors triathlon for you. Have a look at our list and choose the ones you like the most.
In Hurry? Checkout Our Top Pick Of Best Heart Rate Monitors Triathlon.
Our Top Pick

9.7/10 our score
Best Heart Rate Monitors Triathlon
Rank | Product Name | Score |
---|---|---|
1 ![]() |
Scosche Rhythm24 - Waterproof Armband Heart Rate Monitor HRM Optical with Dual Band ANT+ and BLE Bluetooth Smart - Gray |
9. 7 |
2 ![]() |
Garmin HRM-Tri Heart Rate Monitor, Triatletes |
9. 5 |
3 ![]() |
Garmin Heart Rate Monitor 4-Run, 010-10997-12 |
9. 1 |
4 ![]() |
Total Heart Rate Training: Customize and Maximize Your Workout Using a Heart Rate Monitor |
8. 8 |
5 ![]() |
Polar H10 Heart Rate Monitor Chest Strap - ANT + Bluetooth, Waterproof HR Sensor for Men and Women (NEW) |
8. 6 |
6 ![]() |
Garmin 010-12883-00 HRM-Dual Heart Rate Monitor |
8. 2 |
7 ![]() |
Garmin HRM-Tri Heart Rate Monitor |
8. 0 |
8 ![]() |
POLAR VANTAGE M –Advanced Running & Multisport Watch with GPS and Wrist-based Heart Rate (Lightweight Design & Latest Technology), White, Small |
7 .7 |
9 ![]() |
Wahoo Fitness TICKR Heart Rate Monitor, Bluetooth/ANT+, White |
7. 4 |
10 ![]() |
Garmin HRM-Pro, Premium Heart Rate Monitor Chest Strap, Real-Time Heart Rate Data and Running Dynamics, Black |
7. 2 |
1. Scosche Rhythm24 - Waterproof Armband Heart Rate Monitor HRM Optical with Dual Band ANT+ and BLE Bluetooth Smart - Gray

9.7/10 our score
- HYPER-ACCURATE - Patented optical sensor technology for highly accurate monitoring and measurement. Green + Yellow Optical Sensors Provide superior measurement with all skin tones. Better than monitors and watches that employ only green sensors. On Board Recording allows you to leave your mobile device behind, record workouts and upload data to your device later.
- WORKS WITH VIRTUALLY ANY DEVICE - Great for use with smartphones, tablets, smart and sport watches, exercise equipment and many other devices that support Bluetooth Smart or ANT+ heart rate data. Works with over 200 of the most popular fitness apps and group training environments.
- 35 HOUR BATTERY LIFE - Extended use rechargeable battery allows you to workout for up to 24 continuous hours.
- CUSTOMIZABLE - Change HR zones and modes in the RhythmSync app. Modes include Heart Rate Only, Running (Cadence + Distance), Cycling (Cadence), Swimming, Heart Rate Variability (HRV). Multi-Modes include Duathlon (Cycling and Running), Triathlon (Swimming, Cycling, Running).
- INTERCONNECTED ARMBAND DESIGN - The Rhythm24 has an updated quick-lock interconnected armband design to keep the Rhythm24 securely attached to your arm during swimming, cycling, running, and other intense workouts.
2. Garmin HRM-Tri Heart Rate Monitor, Triatletes

9.5/10 our score
- 010-10997-09
3. Garmin Heart Rate Monitor 4-Run, 010-10997-12

9.1/10 our score
- 010-10997-12
4. Total Heart Rate Training: Customize and Maximize Your Workout Using a Heart Rate Monitor

8.8/10 our score
5. Polar H10 Heart Rate Monitor Chest Strap - ANT + Bluetooth, Waterproof HR Sensor for Men and Women (NEW)

8.6/10 our score
- WORKS WITH EVERYTHING: Polar HRM works with many sports and smart watches (Polar, Garmin, Apple, Suunto, etc.), Polar Beat, fitness apps such as Strava and Nike, and ALL HRM compatible Cardio Equipment
- SUPREME ACCURACY: Widely recognized for its top precision by many sources, Polar H10 is the most accurate heart rate sensor in Polar’s history. Polar H10 provides top quality heart rate measurement and it's the choice of many pro athletes.
- CONNECTIVITY: Bluetooth, ANT+ and 5 kHz provide an excellent variety of connection options (e.g. with Peloton). You can use Bluetooth and ANT+ connections simultaneously as well as two Bluetooth connections simultaneously.
- POLAR PRO CHEST STRAP: With improved electrodes, an easy-to-use buckle and silicone dots, the strap is comfortable and interference-free, and stays put when you're on the move.
- VERSATILITY: Wear Polar HR monitor when rowing, cycling, running, training indoors or swimming. Polar H10 is fully waterproof and it has internal memory for one training session.
- SOFTWARE UPDATES: Via Polar Beat app to keep your HRM up-to-date, Materials: Strap: 38% Polyamide, 29% Polyurethane, 20% Elastane, 13% Polyester, Silicone prints.
- Operating temperature : -10 °C to +50 °C / 14 °F to 122 °F. Compatibility-iOS mobile devices: iPhone 5 and later, with iOS 11 or later, Android mobile devices with Bluetooth 4.0 capability and Android 5.0 or later
6. Garmin 010-12883-00 HRM-Dual Heart Rate Monitor

8.2/10 our score
- HRM dual features a soft strap that is comfortable and adjustable
- Simply remove the heart rate module, and it’s washable, too
- Don’t worry about running out of juice
- The battery lasts for up to 3.5 years
7. Garmin HRM-Tri Heart Rate Monitor

8/10 our score
- COMPACT AND COMFORTABLE - HRM-Tri is the smallest and lightest heart rate monitor from Garmin. Designed with rounded edges and no exposed seams, the strap remains comfortable during extended hours of training.
- SWIM HEART RATE1 - Stores up to 20 hours of heart rate data during swims, then forwards it to a compatible device at the end of the session. It also sends real-time heart rate to the watch when the monitor is out of the water
- RUNNING DYNAMICS2 - Provides feedback on running form by measuring cadence, vertical oscillation and ground contact time when paired with a compatible device
- BATTERY LIFE - Lasts for 10 months (assuming 1 hour/day use) with user-replaceable CR2032 battery.
- Includes - HRM-Tri, manuals. Supports heart rate variability and advanced heart rate features
8. POLAR VANTAGE M –Advanced Running & Multisport Watch with GPS and Wrist-based Heart Rate (Lightweight Design & Latest Technology), White, Small

7.7/10 our score
- ULTRA-LONG BATTERY LIFE: Up to 30 hours of training time with GPS active. As a durable and waterproof watch, Vantage M stands up to your toughest training and grueling races.
- POLAR PRECISION PRIME SENSOR FUSION TECHNOLOGY: Accurate optical HR monitoring for 130+ sports including swimming and cycling. Automatically sync training data to Strava, TrainingPeaks, and more.
- TRAINING LOAD PRO & RECOVERY PRO: The Vantage M is the ultimate fitness and biking activity tracker, separating cardio, muscle and perceived load. Get a comprehensive view of how training sessions strain your body. Follow your recovery level and get insights into your sleep to avoid overtraining or injuries
- PERSONALIZE WITH YOUR OWN STYLE: With customizable fitness band options, tailor your lightweight Vantage M with replaceable wrist bands of multiple colors.
- MORE THAN A SWIM/BIKE/RUN WATCH: Together with the whole Polar ecosystem, Polar Vantage M forms a complete training solution for a pro athlete’s training.
9. Wahoo Fitness TICKR Heart Rate Monitor, Bluetooth/ANT+, White

7.4/10 our score
- TICKR connects heart rate to your favorite training apps and devices. Proven technology delivers accurate heart rate and calories to the Wahoo Fitness and other popular training apps.
- Equipped with Bluetooth & ANT+ technology, TICKR pairs to smartphones, GPS watches and bike computers. Easy to see top-mounted LED indicators verify that the TICKR is connected to a device and capturing heart rate data.
- TICKR is the lightest and slimmest heart rate chest strap available. The integrated design provides a secure, comfortable fit that reduces movement while working out.
- Record workout data with the Wahoo Fitness app and automatically upload data to your favorite training platform like Strava. Works with 50+ apps including Wahoo Fitness, Zwift, Runtastic, Runkeeper, UA Record, Endomondo, Peloton, Map My Run
- Choice of Champions - Official Heart Rate monitor of Team INEOS, Bora-Hansgrohe, Katusha Alpecin, Ironman World Champion Jan Frodeno, Heather Jackson and Pro Mountain Biker Sonya Looney.Sport Type: Exercise & Fitness.Included Components: Tickr, Strap, Setup Guide
10. Garmin HRM-Pro, Premium Heart Rate Monitor Chest Strap, Real-Time Heart Rate Data and Running Dynamics, Black

7.2/10 our score
- Premium heart rate strap transmits real-time heart rate data via ANT+ technology and BLUETOOTH Low Energy technology to communicate with Garmin devices, compatible fitness equipment and online training apps, such as Zwift
- Captures running dynamics, such as vertical oscillation, ground contact time, stride length, vertical ratio and more
- Stores heart rate data during swimming or other activities out of range of your Garmin watch then automatically sends data to the watch when the activity is finished
- Stores steps, calories, intensity minutes and heart rate then syncs to your compatible Garmin watch when in range
- Small, lightweight heart rate monitoring module is no wider than the width of the soft, comfortable strap
- Battery life: up to one year