Samsung Gear S3 receives another update that's meant to improve battery life - GSMArena.com news
Just replaced my Gear S3 battery (24$ + 10$ for tools). Excited to get 3+ days back. Links in comments, will report back with new battery life in a few days. : r/GearS3
How to Fix a Gear S3 Battery Drain
How to use a Samsung Gear S3 smartwatch with an iPhone—and why you might want to | Macworld
Samsung Gear S3 users reporting poor battery life post Tizen 3.0 update - GSMArena.com news
Samsung Gear S3 classic (R775A) - Battery Life - AT&T