Dunno, but the battery lasts insanely long. When I got it I was fiddling with it a lot, trying watch faces, using AOD on and off and it lasted me for 12 days on a single initial charge. All monitoring fully active 24/7. Even if full use of AOD brough...
and I think they have not upgraded to LTPO yet, at least for Watch 5/S5. btw have u got the promised offline maps?
Refreshing consumes energy, complex patterns(complex AOD watchface) requires even more energy. LTPS screen cannot dial down to 1Hz refresh rate, while LTPO can. So they axed features and brightness for AOD to save energy for their older watches, and ...