Polar A300

Polar A300


24/7 Activity Tracking

Tracks your daily activity at different intensity levels, and shows steps, distance and burned calories.

Activity Goal

Your daily activity goal and guidance on how to reach it.

Activity Benefit

Feedback about your daily, weekly and monthly activity.

Fitness Test

Tells you exactly how your fitness is progressing by measuring your aerobic fitness at rest and evaluating your maximal oxygen uptake.

  • Heart Rate

    When paired up with Polar H7 heart rate sensor, measures your every heartbeat and lets you know if you’re mostly burning fat or improving your fitness. Gives the most accurate calorie burn in heart rate based training.

    Smart Calories

    Shows exactly how many calories you've burned.

    Inactivity Alert

    Vibrates when you've been sitting still for too long.

    Sleep Duration And Quality

    Automatically tracks your sleep time and quality. See and learn from your sleeping patterns in Polar Flow web service and app.

  • Polar Flow web service and app

    Free online community and service that helps understand the impact of your activity and see the long term progress you make.

    Changeable Wristband

    Vibrantly colored wristbands are easily changed to reflect your mood and style.

    Simple Charging

    Charges conveniently with a simple plug and play USB.


    Track your total calorie intake and expenditure by connecting with the MyFitnessPal app (iOS only).