← All stories
● Covered by 1 source · 1 reportMedium impact

iOS 27 beta 4 reveals new iPhone model with multi-battery support

iOS 27 beta 4 includes code references indicating a new iPhone Ultra might feature dual batteries. This development supports earlier leaks about a foldable iPhone and highlights Apple's potential innovation in battery design for its smartphones.

Key points

  • iOS 27 beta 4 includes code for multi-battery iPhone model
  • New iPhone Ultra may have dual batteries
  • Total capacity is 4,883mAh across two batteries

New Code References in iOS 27 Beta 4

The latest iOS 27 beta 4 has been discovered to contain code strings that point towards a new iPhone model featuring dual batteries. Reports from Macworld specifically highlight the inclusion of detailed references intended for this multi-battery configuration.

Details on the Dual Battery Configuration

According to a regulatory filing, the two batteries referenced in the code will have individual capacities of 1,921mAh and 2,962mAh, culminating in a combined capacity of 4,883mAh. This marks a significant enhancement, as dual batteries would be a first for the iPhone line, a technology often seen in foldable smartphones.

Supporting Evidence from Previous Leaks

The announcement comes after prior leaks suggested that Apple is working on an iPhone Ultra with advanced features, including foldable designs and multiple displays. The mentions of a dual battery system align with these earlier claims, confirming the ongoing speculation.

Expected Launch Timeline

The iPhone Ultra is anticipated to be unveiled in early September, ahead of Apple's usual launch cycle. The new battery system will likely be a key feature distinguishing this model from previous iPhones.

✨ This summary was generated by AI from the outlets' reporting listed below. It is not independently verified and may contain errors — check the original sources. How BrevFeed works →

The daily brief

One email each morning: the day's tech stories, clustered across outlets and summarized. No account needed.

One email a day. Unsubscribe in one click, any time.

Today's brief

Spend a few minutes, get the whole day. Every topic's top stories in one hands-free rundown — listen, watch, or read the transcript.

~23 min · 20 stories · Jul 20

▶ Play today's brief Listen on Spotify

New every morning, and the back catalogue is archived by date.

Reporting from

iOS 27 beta 4 includes code references indicating a new iPhone Ultra might feature dual batteries. This development supports earlier leaks about a foldable iPhone and highlights Apple's potential innovation in battery design for its smartphones.