I am a fitness and activity tracking enthusiast, and I've used
plenty of activity trackers ranging from something as basic as a Mi Band to high - end ones like the Fitbit Charge HR.
Not exact matches
Plenty of other wrist - worn devices can track your outdoor running, hiking, cycling, or other
activities with built - in GPS, including some very good GPS watches and fitness
trackers.
For those that want an accurate
activity tracker with
plenty of features and a great platform behind it though, the Ray isn't the one for you.