Apple’s iPhone 18 Pro will feature a 4,288 mAh battery for US models and a 5,567 mAh battery for the Pro Max, according to regulatory filings in China. These specifications represent a capacity increase over the iPhone 17 Pro series, though US models maintain a higher raw capacity than those destined for the Chinese market.
iPhone 18 Pro Battery Specs and Regional Variance
Regulatory filings from Chinese authorities confirm the first concrete battery details for the upcoming iPhone 18 Pro lineup. The US-bound iPhone 18 Pro is rated at 4,288 mAh, which is a 77 mAh increase over the iPhone 17 Pro. The Chinese model is slightly lower at 4,065 mAh.
The Pro Max sees a more significant jump. The US version will carry a 5,567 mAh battery, an increase of 479 mAh. Meanwhile, the Chinese Pro Max model is rated at 5,391 mAh, up 568 mAh from its predecessor.
iPhone Ultra Foldable and Potential Delivery Delays
Apple is expected to reveal a foldable device, presumptively named the iPhone Ultra, during the September launch event. However, supply chain analyst Ming-Chi Kuo warns that retail availability may be inconsistent.
Kuo attributes potential delays to increased hardware complexity, scarce parts, and high consumer demand. He predicts that while pre-orders likely won’t slip to next year, the device could sell out instantly. This could push delivery lead times to 4–6 weeks or longer through December.
Because of the innovative design and limited initial supply, Kuo suggests a short-term resale premium, with prices potentially hitting 50–100% above the official retail cost.
iPhone Air 2 Battery and Release Timeline
The iPhone Air 2 is scheduled to launch in March 2027 as part of a new staggered release calendar, arriving alongside the iPhone 18. This follows the original thin-profile iPhone Air launched in September 2025.
According to supply chain predictions from Digital Chat Station on Weibo, the Air 2 will feature a 3,500 mAh battery. This is an 11% increase over the 3,149 mAh battery found in the current iPhone Air.
Apple Tests ChangXin Memory Technologies Silicon
The Financial Times reports that Apple is testing memory silicon from China’s state-backed ChangXin Memory Technologies (CXMT). While CXMT is smaller than industry giants Samsung, SK Hynix, and Micron, it provides Apple with a strategic alternative for the Chinese market.
Apple has progressed to qualifying CXMT’s chips through technical validation, a step that typically precedes production approval. However, Apple has not yet committed to commercial use and is reportedly lobbying the U.S. government for approval to use the supplier more broadly.
Mac Hardware as the Preferred Choice for AI Developers
While Apple continues to integrate AI into the iPhone, the Mac platform has become a primary tool for AI developers. Doug Brooks, senior product manager of Apple Silicon, told Jason Hiner that Mac minis and Mac Studios are emerging as the preferred machines for AI agents.
This shift is driven by the specific architecture of Apple Silicon, which Apple views as a cornerstone for on-device AI across the entire ecosystem, including iPad and iPhone.
Apple TV’s Emmy Success and the iPod’s Legacy
Apple TV has secured 87 Emmy nominations, an increase from 81 the previous year. The horror-comedy Widow’s Bay led with 19 nominations, followed by Vince Gilligan’s sci-fi drama Pluribus with 18. These totals place both shows among the most-nominated across all television, trailing only HBO Max’s The Pitt and Hacks.
In other news, UK tech magazine T3 awarded the iPod “Best Tech In Thirty Years” for its 30th anniversary. T3 editor Mat Gallagher told Forbes’ David Phelan that the iPod transformed Apple from a computer company into a portable device leader, paving the way for the eventual creation of the iPhone.
Frequently Asked Questions
When will the iPhone Air 2 be released?
According to supply chain reports, it is expected in March 2027.
What is the battery capacity of the iPhone 18 Pro Max (US)?
Regulatory filings list the US model at 5,567 mAh.
Why might the iPhone Ultra be hard to get?
Analyst Ming-Chi Kuo cites hardware complexity and scarce initial supply as factors that could lead to 4–6 week delivery delays.
What do you think about Apple’s move toward a staggered release calendar for the iPhone Air? Let us know in the comments or subscribe to our newsletter for the latest hardware leaks.
Worth a look