
Apple has officially disclosed that the iPhone 18 Pro features a 4,056 mAh battery, while the iPhone 18 Pro Max is equipped with a 5,391 mAh cell.
The iPhone 18 Pro battery is 1.45% larger than its predecessor, and the iPhone 18 Pro Max capacity represents an 11.8% increase over the iPhone 17 Pro Max.
Both models are IP68 certified for dust and water resistance and are rated to maintain at least 80% capacity for a minimum of 1,000 charge cycles.