Considering getting a Series 8 watch, but need the battery to last all day. I work 10 hour shifts and battery life (and lack of crystal protection) have kept me away from purchasing an Apple Watch until now. How much will this feature impact daily battery life?
Hello John D Knight Iii1,
While there is no one answer regarding health monitoring and impacts on battery, the following article outlines the testing done through various metrics in order to get battery lifespans of several models.
Apple Watch battery - Apple Support
This includes comparisons between the Apple Watch Ultra, Apple Watch Series 8, and Apple Watch SE.
Thanks for using Apple Support Communities!
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