Durga Malladi, head of 5G at Qualcomm, which makes modems for Apple and other phone makers, explained that when you use an application on 5G, data can flow at a faster rate than what you’d see with a 4G connection. That’s a good thing, but it can drain your phone’s battery more quickly .
Read moreDoes turning off 5G on iPhone save battery?
5G Auto: Enables Smart Data mode. When 5G speeds don’t provide a noticeably better experience, your iPhone automatically switches to LTE, saving battery life . 5G On: Always uses 5G network when it’s available. This might reduce battery life.
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