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iPhone 18 Pro Max’s huge battery size reportedly leaked
Recent leaks indicate the iPhone 18 Pro Max may have a larger battery capacity than the iPhone 17 Pro Max, which had a battery of 5,088 mAh. Expectations revolve around additional efficiency gains from the new A20 Pro chip. However, the data supporting these claims stem from social media sources with questionable reliability, raising concerns about the legitimacy of the leaked specifications. Despite the uncertain origins, consumers are eager for improvements in battery life with each new iPhone iteration.
MonitorConfidence: MediumShort term horizon
Published 2 Jul 2026, 16:33 UTC1 min read
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Summary
TL;DR
- iPhone 18 Pro Max battery size reportedly leaked.
- Expected increases over iPhone 17 Pro Max's 5,088 mAh battery.
- A20 Pro chip may enhance efficiency.
- Sourcing of leaks is questionable, mostly from social media.
- Timing of leaks correlates with a recent data breach at Apple supplier Tata Electronics.
Interesting facts
- Battery rumors suggest marginal increases over last year's model.
- The A20 Pro chip is expected to contribute to power efficiency.
- Though leaks arise from social media, the recent Tata breach adds context.