The Charge 4 performs very well as a general health and fitness tracker, but power users will want more granular metrics and a longer-lasting battery for GPS use.

Wristband wearables have come a long way, and these days we expect them to offer GPS, heart rate monitoring, alarms and a range of handset connectivity features. The £129.99/$149.99 Fitbit Charge 4 has all of these, plus a mix of other features, some of which Fitbit calls ‘apps’. You can choose to show or not show these wristband apps, which include a contactless payment wallet called Fitbit Pay, on the device by making selections in the Fitbit smartphone app (iOS or Android). Pay £149.99/$169.95 for the Special Edition and you get a woven back wristband rather than a rubbery one.
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