Polar's A300 Is a Solid Fitness Tracker You Shouldn't Buy

Polar has come a long way since its first fitness tracker, the Polar Loop , launched in 2013. Just months ago the Finnish company released the Polar M400 , a lovely and capable GPS running watch with 24/7 fitness tracking capabilities. It was sweet enough to earn a coveted spot on our Best Fitness Trackers list. Today, Polar is announcing the A300. It's, basically, just the M400, but without the GPS, and it's $40 cheaper. No sale.

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