The Fenix 8 comes in three sizes (43, 47 or 51 mm) and the battery lasts up to 29 days with the 51mm AMOLED watch; up to 16 days on the 47 mm version; or up to 10 days on the 43 mm. Like earlier ...

Here are the details. The headline addition is the AMOLED display on the standard Fenix 8. However, for those who prioritize longer battery life, Garmin has kept the memory-in-pixel (MIP ...

The Garmin Fenix 8 still reminded me to move, and features like Body Battery actually gave me a lot more information than Apple’s rings, when it came to how ready I was for a hard workout.

The watch also sports solar, which enables you to extend the battery life even further. The standard 47mm Fenix 7 Pro can last for up to 18 days on a single charge, or 22 days with solar.