The iPhone 15 Series Battery sizes have been revealed through a Chinese certification. When compared to the iPhone 14 series of last year, there’s only a slight bump in the battery capacity.

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iPhone 15 Pro Max battery size is 4,422 mAh capacity. Which is slightly larger than last year’s iPhone 14 Pro Max with a 4,323mAh capacity.

iPhone 15 Pro battery size is 3,274mAh capacity. Last year’s iPhone 14 Pro has 3.200mAh. So as you can see the difference is not much. But even though, we still expect the iPhone 15 Pro’s battery life to last more because of the Apple A17 Pro Chip.

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Moving on to the non-pro models, the vanilla iPhone 15 has 3,349mAh, while the iPhone 15 Plus has 4,383mAh capacity. Both are slightly bigger than their predecessors with 3,200mAh and 4,323mAh respectively.