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![iPhone 13 and iPhone 13 Pro battery test shows just how much ProMotion improves efficiency [Video] - 9to5Mac](https://9to5mac.com/wp-content/uploads/sites/6/2021/10/iphone-13-vs-13-pro-battery-life-video.jpg?quality=82&strip=all "iPhone 13 and iPhone 13 Pro battery test shows just how much ProMotion improves efficiency [Video] - 9to5Mac")
iPhone 13 and iPhone 13 Pro battery test shows just how much ProMotion improves efficiency [Video] - 9to5Mac
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