Right now, there are plenty of familiar brand names, from specialists Jawbone, Fitbit, Garmin and Withings to the likes of Samsung and Microsoft. Apple, LG, Samsung and the rest have also made band-style fitness tracking a key element of their best smartwatches.
All of them count steps, then calculate calories burned with varying levels of success. An increasing number of fitness bands also keep an eye on your resting heart rate, pulse rate during exercise, and how long and well you sleep.
These are our ten favourites, starting with the very best, and we’ve updated to reflect recent new arrivals and updates to the fitness band market.