Offering personalized activity and exercise guidance, the waterproof Polar A370 now integrates continuous heart rate and fitness tracking with our all-new Sleep Plus analysis and phone-assisted GPS. It’s your all day companion, now even more versatile.
Find the balance: be active, have a rest and enjoy.
Keep moving. Set your daily activity goal and the Polar A370 will motivate you towards your target. Polar Activity Guide shows you how active you’ve been and gives you practical tips on how to reach that 100%.
When it comes to an active lifestyle, even the small things make a difference. Learn how your everyday choices benefit your health and well-being.
Smart nutrition choices and exercise go hand-in-hand. Polar A370’s continuous heart rate measurement combined with 24/7 activity tracking ensure your calories burned are measured accurately and reliably.
All you need is 5 minutes and a place to rest. Simply pair your Polar A370 with the Polar H10 heart rate sensor to easily take this test. Developed in conjunction with leading researchers, Polar’s Fitness Test determines your current fitness level and allows you to measure your progress over time.
Polar’s new, proprietary sleep intelligence system gives you a comprehensive overview of your sleep by monitoring your movement with extreme precision. Sleep Plus provides feedback to help you achieve your best night’s sleep.
Looking for motivating feedback after your workout? Polar’s Training Benefit immediately explains what type of physiological benefit you gained from your training.
Train for a running event with a personal and adaptive training plan in Polar Flow. Choose from four different targets, 5K, 10K, half marathon and marathon, and get a training plan that fits you and your goals.
WRIST-BASED HEART RATE TRAINING
Heart rate tracking with Polar A370 is simpler than ever. Whether during a workout or continuously throughout the day, Polar’s proprietary 2-LED optical heart rate solution measures your heart rate easily, conveniently and accurately.
GPS VIA PHONE
Polar A370 now works even closer with your phone. Using your phone’s GPS signal, the Polar A370 tracks your speed, distance and route during your favorite outdoor sports.
SPEED AND DISTANCE, STRAIGHT FROM THE WRIST
Not a fan of running with your phone? Jump on the treadmill or go for a run outdoors and the Polar A370 will track your pace and distance from the movements of your wrist.
Plan your workouts in Polar Flow and sync them directly to your Polar A370 to get guidance throughout your session. You can save your favorite workouts on your Polar A370 and do them again whenever you want.
CHOOSE TO DO MORE
With over one hundred different options to choose from, Polar makes it easy to pick the right sport profile for every exercise session. Further personalize your workout experience by customizing different heart rate zones for each sport profile.
Connect via Bluetooth Smart to see notifications from your mobile phone directly on the screen of your Polar A370. Get alerts for incoming calls, messages, emails, calendar events and more.
Polar A370 gives you a gentle, vibrating alert to make sure you take those important active breaks.
- Weight 31.7g (S), 37.3g (M/L)
- Wristband thickness 13.5 mm
- Wristband width 23.5 mm
- Wristband material Silicone
- Wristband sizes S, M/L
- Waterproof (WR30)
- Wide-viewing angle full color TFT display with capacitive touchscreen
- Screen resolution 80 x 160 pixels (RGB)
- Screen size 13mm x 27mm
- Polar proprietary optical heart rate module (2 green LEDs, 1 photodiode, analog front-end)
- Rechargeable 110 mAh battery
- Battery life up to 4 days with 24/7 activity tracking, including 1 hour of training per day (without smart notifications in use) with continuous HR
- Easy wireless sync via Bluetoothreg; Smart with the Polar Flow app
- Micro USB connector for charging and data sync with PC or Mac via Polar FlowSync
- Compatible with:
- * Computer running Mac OS X10.6 or later and Windows XP, 7, 8, 10
- * Mobile phones running iOS10 or later and Android 4.4 or later
- * Polar Balance smart scale
- * Polar H10 heart rate sensor
- * Apple Health Kit, Google Fit, MyFitnessPal and MapMyFitness
- UPDATABLE SOFTWARE
- UI languages: English, German, French, Spanish, Italian, Portuguese, Finnish, Swedish, Norwegian, Danish, Dutch, Japanese, Chinese (Simplified), Polish, Russian, Turkish, Czech, Indonesian