Garmin Fenix 6 models develop battery health issues following update - NotebookCheck.net News
Garmin Enduro vs Fenix 6 – A £700 base model Fenix 6 but with an incredible battery life of 65 days for the smartwatch & 80 hours GPS
Garmin looking to issue fix for Fenix 6 battery drain following latest firmware update
Gear Review: Garmin Fenix 6 | Fleet Feet
Battery Gauge | Garmin Connect IQ
Garmin Fenix 7X - Really disappointing battery life - anyone else experiencing their Fenix 7X dying on them after 3 days of very light use? : r/GarminFenix