Best Fitbit 2021: compare Fitbit smartwatches and trackers

There's such a selection of Fitbit smartwatches and fitness bands, choosing the right device feels mindboggling. That's why we've set up this feature, to try and compare Fitbit models. New Fitbit devices like the Fitbit Sense have reached another level of features and health tracking, so now it's a choice about how much data you…