A potential Fitbit Charge 5 tracker has turned up in a single image that reveals the device has a color display. The overall design of the possible Fitbit Charge 5 is distinctly different to that of its predecessor. The tracker in this leaked image has the codename "Morgan" and is expected to at least feature NFC payment support.
https://www.notebookcheck.net/Fitbit-Charge-5-tracker-with-color-display-possibly-revealed-in-leaked-image-of-Fitbit-Morgan-device.552756.0.html