Overview
- The leak from Weibo insider Instant Digital indicates the iPhone 17 Pro Max will house a roughly 5,000mAh battery, up from 4,676mAh in the current Pro Max model.
- The capacity boost marks almost a 7% increase over the iPhone 16 Pro Max’s battery.
- Apple’s iOS 26 includes an Adaptive Power mode that could leverage the larger cell to push runtime to around 35 hours.
- To accommodate the new battery, the Pro Max chassis is expected to be thicker and heavier than its predecessor.
- Details on whether Apple will employ silicon-carbon cell technology and final specifications will be confirmed at the company’s September 2025 iPhone unveiling.