APK files from the Fitbit app suggests that three new smartwatches could be released by the Google-owned company, with none of them featuring WearOS. The rumored devices could include the Versa 4, Sense 2 and Luxe 2 models, based on evidence such as display resolutions.
https://www.notebookcheck.net/Possible-new-Fitbit-wearables-found-in-code-including-suspected-Versa-4-and-Sense-2-models.610352.0.html