Polar A300 Activity Tracker
The Polar A300 provides accurate fitness tracking in a watch-style design, but we wish it offered more features for the price.
-- As reviewed by Tom's Guide

Product details
- ACTIVITY TRACKER: Waterproof fitness monitor motivates you to reach your daily goal by tracking your steps, distance, and calories burned 24/7
- ADVANCED TECHNOLOGY: Vibrating inactivity alerts help you keep moving throughout the day
- SLEEP TRACKER: Automatically tracks your sleep time, quality of sleep, and sleep patterns
- COMPATIBLE: Compatible with H7 Heart Rate sensor for continuous, accurate heart rate
- CUSTOMIZE: Design your A300 fitness tracker to fit your style with interchangeable wrist bands in different colors
PROS
+ Can track many activities
+ Waterproof
+ Can track swimming
+ Bright backlight
+ Long battery life
CONS
- No heart-rate monitor
- Clunky for all-day use
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Expert reviews and ratings
By Tom's Guide on May 08, 2015
The Polar A300 provides accurate fitness tracking in a watch-style design, but we wish it offered more features for the price.
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