In general, the larger and more sophisticated the Fitbit is, the shorter its battery life will be.īestReviews Electronics Expert Standard features Fitness categories trackedĪll Fitbit trackers record steps taken, distance covered, and calories burned. Other models can go seven to ten days without needing to be recharged, though there are some trackers whose battery life is only five days. Some models have batteries with a life of up to six months on a single charge, which makes it extremely easy to track your activity consistently. However, the battery life for the models isn’t necessarily the same. Battery lifeĪll Fitbit trackers have a rechargeable battery that you can charge with the included cable. Some Fitbits also have touchscreen capabilities to make them even more user-friendly. If your vision isn’t very good, you should look for a Fitbit with a larger screen.

Some screens are larger than others, though, so they’re easier to read and can display more data. You simply press a button to scroll through the information while you’re wearing the device. BestReviews Key considerations Display sizeįitbit trackers have screens that display the fitness data that’s been recorded.