The biggest selling point of the new Apple Watch Series 11 is easily the upgraded battery life. My Apple Watch 11 review unit, in shiny, new Space Grey, just arrived over the weekend. Here’s how the Apple Watch Series 11 battery life fared. Apple Watch Series 11 — 24-hour battery life test resultsSwipe to scroll horizontally Apple Watch 11 battery life Header Cell - Column 0 Battery % used 24 hours of wearing w/ always-on display 32% 71 minutes of GPS workout tracking 11%In my initial 24 hours wearing the new Apple Watch 11, I essentially went about my daily routine as scheduled, with chores, errands, lounging, and all. Overall, though, the Series 11 only burned through 32% of its battery in my first 24 hours of testing.