Fitbit Charge 6 vs. 5: Should you upgrade?The Charge 6 made a few key upgrades over the Charge 5, but whether or not they're enough for you will depend on whether or not you liked the last-gen fitness tracker — because they're basically twins.
Source: Fitbit Charge 6 vs. 5: Should you upgrade? (https://www.androidcentral.com/wearables/fitbit-charge-6-vs-5)