iPhone 17 Pro Max Leak Reveals Massive 5,000mAh+ Battery and Major Redesign

Apple is gearing up to shake the smartphone landscape once again. A new leak hints that the upcoming iPhone 17 Pro Max may feature the largest battery ever seen in an iPhone, exceeding 5,000mAh—a dramatic leap that could place it shoulder-to-shoulder with competitors like the Samsung Galaxy S25 Ultra. The leak, shared by Korean tipster yeux1122 via the blogging site Naver, reveals major changes not only to battery capacity but also to the device’s internal design, signaling a serious performance and efficiency boost for Apple’s flagship line.

What Are the Major Design Changes in the iPhone 17 Pro Max?

According to leaked CAD renderings, the Apple iPhone 17 Pro Max will undergo a significant internal redesign. One of the most noticeable changes is the relocation of MagSafe coils, making room for a new vapor-chamber cooling system—an innovation aimed at better heat management under high-performance usage.

The internal configuration also includes a larger compartment to house the new 5,000mAh+ battery. This marks a substantial increase over the iPhone 16 Pro Max, and is the biggest jump in battery capacity Apple has ever implemented. For U.S. versions that don’t include a SIM tray, the battery will take on a more rectangular shape, while international variants with SIM trays will sport an L-shaped battery.

In line with Apple’s recent thermal improvements, the battery is expected to be metal-covered, improving heat dissipation and helping prevent thermal throttling during extended usage. This advancement could prove especially useful for power users and gamers.

Why the iPhone 17 Pro Max’s Camera Upgrade Matters

Besides power and cooling, Apple is also pushing the boundaries on camera technology. The leaked designs suggest a significantly larger camera bulge, which lines up with rumors of upgraded optics. According to industry sources, the iPhone 17 Pro Max is likely to feature a 48-megapixel telephoto lens equipped with Apple’s advanced optical zoom technology—offering up to 8x zoom with a movable lens capable of switching between focal lengths.

This leap in camera hardware could give Apple a considerable edge in mobile photography, particularly in a market where camera quality is a key decision factor for premium buyers. The integration of variable focal length will offer more flexibility for content creators and photography enthusiasts alike.

Why This Leak Could Signal a Game-Changer for Apple

The move toward larger batteries, advanced cooling systems, and enhanced camera hardware reflects Apple’s shift in strategy: rather than incremental yearly upgrades, the tech giant appears to be preparing for more substantial leaps in innovation. By aligning battery capacity with industry leaders and improving thermal performance, Apple addresses two of the most frequent criticisms from its power users—battery longevity and overheating.

Such updates also suggest that Apple’s focus is not just aesthetic but performance-driven, positioning the iPhone 17 Pro Max as not just a smartphone, but a productivity and multimedia powerhouse.

Expert Insight and Industry Reactions

Industry insiders believe this redesign could extend the iPhone’s average screen-on time by over 2 hours, making it an ideal choice for gamers, streamers, and business professionals. Analysts say Apple’s potential integration of vapor-chamber cooling may allow the A-series chip to perform at peak levels for longer durations, without the thermal throttling previously seen in extended 4K recording or gaming sessions.

In conversations with supply chain experts, it appears Apple is taking cues from Android flagships and evolving its internal hardware to remain competitive—not only in features but also in performance sustainability.

Apple iPhone 17 Pro Max is poised to redefine expectations for battery performance, cooling technology, and mobile photography. If these leaks prove accurate, Apple’s 2025 flagship could be its most powerful and consumer-centric iPhone to date.

For your information:

What is the iPhone 17 Pro Max battery size?
Leaked reports suggest the iPhone 17 Pro Max will feature a battery exceeding 5,000mAh—the largest in Apple’s history.

Will the iPhone 17 Pro Max have better cooling?
Yes. The device may include a vapor-chamber cooling system for enhanced thermal management, especially during high-performance tasks.

Is the camera on the iPhone 17 Pro Max getting an upgrade?
The leak points to a bigger camera bulge and a new 48MP telephoto lens with up to 8x optical zoom, enhancing mobile photography.

What is the significance of the metal-covered battery?
The metal covering helps dissipate heat more effectively, improving overall thermal performance, especially with a larger battery.

Are these changes confirmed by Apple?
No. These details are based on CAD renderings and leaks from reliable tipsters. Apple has not officially confirmed the specifications.

How does the iPhone 17 Pro Max compare to the Galaxy S25 Ultra?
With a 5,000mAh+ battery and potential vapor cooling, the iPhone 17 Pro Max could match or exceed the performance and endurance of Samsung’s top-tier device.