Your Fitbit may act reliably most of the time, but you’ll need to know how to unpair and reset it if it starts acting up. There are also occasions when you may want to give your Fitbit tracker ...

the Fitbit Versa 4 and the Fitbit Sense 2. Although they offer a similar experience as some of the best fitness trackers, a few differences set them apart. Namely, the Sense 2 offers more extras ...

On the wrist, the Fitbit Sense 2 and Versa 4 look identical. And that's because they largely are. Both models share the same aluminum case and AMOLED touch display. Where they vary is under the hood.