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![iPhone 13 Pro Max sets record in smartphone battery stress test, with almost ten hours of continuous use - 9to5Mac iPhone 13 Pro Max sets record in smartphone battery stress test, with almost ten hours of continuous use - 9to5Mac](https://9to5mac.com/wp-content/uploads/sites/6/2021/09/iphone-13-battery-test.jpg?quality=82&strip=all&w=1600)
iPhone 13 Pro Max sets record in smartphone battery stress test, with almost ten hours of continuous use - 9to5Mac
![9TechEleven on Twitter: "Alleged iPhone 13 Series battery sizes: • 13 Pro Max 4,352 mAh (12 Pro Max: 3,687 mAh) • 13 & 13 Pro 3,095 mAh (12 & 12 Pro: 2,815 9TechEleven on Twitter: "Alleged iPhone 13 Series battery sizes: • 13 Pro Max 4,352 mAh (12 Pro Max: 3,687 mAh) • 13 & 13 Pro 3,095 mAh (12 & 12 Pro: 2,815](https://pbs.twimg.com/media/E2zsn3FXoAAJEOa.jpg)