I haven't had too many issues with battery drain but I run a lot using the GPS so my battery drains fairly quickly. As someone who has tried other wearables this seems to be a common issue. Updates with fitbit were always a complete nightmare and disaster…
Garmin venu 2 watch battery
I am having exactly the same issues as many others on battery drain.
None of the "battery saving guidelines" from the official website have any impact on the battery performance, it does not make any impact on the problem…
I don't think there is abnormal battery drain. Garmin massively oversell their battery performance and sadly the devices just don't meet expectations. Just charge it more often and all is good. 
Since 26.0 the battery goes down 1-2% per hour. Normally it drains 0.2-0.3% per hour. Probably the bluetooth-connection and syncing is a source of the bug.
The battery drain during the second night was 2%. I think it's a reasonable value, consistent with the 15 days of autonomy in smartwatch mode.
I’ve just been reading through all the different comments about the vivoactive watch. I was bought mine as a Christmas present in 2018 and absolutely loved it......until now. I’m having to charge at least twice a day meaning that it doesn…
Agreed, but the unusual thing to note is the 100% background activity for the last 24 hours on my phone (the pale blue line hits 100% for pretty much every hour), and this *is* caused by Garmin Connect. Combined with the fact that every time this happens…
Yesterday morning I charged my forerunner 165 to 95%. In the afternoon I installed the update 23.20 and overnight my battery drained to 12%, never had battery drain like this before the update.
