Several new battery technologies and features are rumored for the iPhone 17 Pro Max, although some of these are speculative and not confirmed by Apple. Here are the key points:
1. Increased Thickness for Larger Battery: The iPhone 17 Pro Max is expected to be slightly thicker than its predecessor, measuring 8.725mm compared to the iPhone 16 Pro Max's 8.25mm. This increase in thickness is speculated to accommodate a larger battery, which could significantly improve battery life[1][2][6]. While the exact capacity of the new battery is not yet known, it is believed to be larger than the 4685 mAh battery in the iPhone 16 Pro Max.
2. Thermoelectric Skin Integration: There are rumors about the potential integration of thermoelectric skin technology, which could allow the iPhone 17 Pro Max to harness energy from environmental sources, such as body heat. This innovative approach could enhance battery life by supplementing traditional charging methods[4].
3. Solid-State Battery Technology: Although not specifically confirmed for the iPhone 17 Pro Max, there are broader rumors about Apple exploring solid-state battery technology. This technology promises improved efficiency, reduced overheating risks, and potentially higher energy density, which could lead to longer battery life and faster charging[4].
4. Self-Healing Battery Electrodes: Another speculative feature is the development of self-healing battery electrodes. This technology would allow batteries to repair themselves over time, maintaining their performance and extending their lifespan significantly[4].
5. Efficient Power Management: While not a new battery technology per se, rumors suggest that Apple might focus on improving power efficiency through better chip design and software optimization. This could lead to longer battery life even without a significant increase in battery capacity[7].
These rumors highlight potential advancements in battery technology and power management for the iPhone 17 Pro Max, but it's important to note that none of these features have been officially confirmed by Apple.
Citations:
[1] https://www.tomsguide.com/phones/iphones/iphone-17-pro-max-this-new-rumor-could-push-people-towards-iphone-17-air
[2] https://www.forbes.com/sites/davidphelan/2025/03/11/apple-iphone-17-pro-max-design-new-leak-hints-at-major-upgrade/
[3] https://www.yahoo.com/tech/iphone-17-pro-max-rumor-175719296.html
[4] https://www.rokform.com/blogs/rokform-blog/iphone-17-rumors
[5] https://bgr.com/tech/this-may-be-the-iphone-17-airs-secret-sauce-for-solid-battery-life/
[6] https://www.macrumors.com/2025/03/07/iphone-17-pro-max-thicker-larger-battery/
[7] https://www.tomsguide.com/phones/iphones/iphone-17-pro-max-all-the-rumors-so-far
[8] https://www.indiatoday.in/technology/news/story/iphone-17-pro-air-pro-max-launch-soon-leaked-design-battery-camera-display-and-everything-else-to-know-2691711-2025-03-10
[9] https://www.reddit.com/r/apple/comments/1j4xnks/iphone_17_air_rumored_to_feature_highdensity/
[10] https://forums.macrumors.com/threads/iphone-17-air-rumored-to-feature-high-density-battery.2452214/page-3
[11] https://forums.macrumors.com/threads/iphone-17-pro-max-said-to-be-thicker-to-accommodate-larger-battery.2452321/