Moreover, 8 minutes of battery charging are enough to track your sleep for 8 hours. In other words, Apple Watch Series 7 makes it a lot easier to track sleep by ensuring you’ll be able to ...
The Apple Watch Series 9 features an 18-hour battery life claim which is not longer than the Series 7. We often find Apple Watches outlast these claims, especially thanks to Low Power Mode.
If you buy through a BGR link, we may earn an affiliate commission, helping support our expert product labs. As a longtime Apple Watch user who upgraded to the Apple Watch Series 10 a few weeks ...