Polar Loop Activity Tracker

96% of the reviews on Amazon.com give this product a positive rating.

It's a bit disappointing Polar hasn't explored the concept of building this functionality into the band like the Mio Alpha and the Adidas miCoach Smart Run smart watches have done, especially with its expertise in this field. But for a first attempt...

Heart rate monitoring ; Swim tracking ; Battery life

Cheap clasp ; Unresponsive button ; Fiddly strap fitting

The Loop makes up for its shortcomings when you factor in the price. With an MSRP of £85, the Loop is pretty reasonably priced considering its extensive feature set. But you can actually find the Loop online for far less than that, with Amazon offering...

The Polar Loop is a cool-looking activity tracker that’s lightweight and comfortable and gives you up-to-date stats right there on your wrist – something the comparably priced Fitbit Flex can’t do to the same degree. We didn’t like the fact that you...

When it comes to fitness trackers, we’re spoiled for choice in 2014 - and unless you want the extra heart rate monitor above all else, the competition makes the Polar Express a difficult sell. The Misfit Shine’s better design, astonishing battery life...

Bright LED display ; Waterproof ; Attractive design ; Can be paired with heart rate sensor ; Inexpensive

Must cut band to fit wrist ; No food tracking ; No sleep tracking ; Does not record miles ; Must sync with computer before first use

The Polar Loop is an affordable fitness tracker with an integrated display but competing devices offer more features.

A full, two-year warranty covers the waterproof Polar Loop so you can feel free to climb mountains, swim channels and other rigorous activities while wearing it

The battery only lasts five days before needing a charge

This waterproof device reminds you to get up and get moving, and it is comfortable to wear in any workout situation.