What is the Apple iPhone Duo?
The iPhone Duo is trending because it is a new foldable device from Apple scheduled for release on October 23 [2]. It introduces a dual-screen form factor and is being supported by a new iOS 27 feature called iPhone Handoff, which lets two iPhones share one phone number [1].
What happened
- June 2026
Apple first mentions iPhone Handoff in a footnote on the iOS 27 page [1].
- Early October 2026
iOS 27 is released, officially introducing the iPhone Handoff feature [1].
- 13 Oct, 2026
Sauce Labs announces testing support for the iPhone Duo's dual-screen apps [2].
- 23 Oct, 2026
The iPhone Duo is scheduled for official release [2].
What you need to know
The device has a 5.4-inch outer screen and a 7.6-inch folding screen [2].
It lacks Face ID and a telephoto camera due to its thin design [1].
iPhone Handoff allows two iPhones to automatically share a single eSIM and phone line [1].
The Duo is a new foldable form factor that changes how iOS apps are laid out [2].
The exact price of the iPhone Duo is not mentioned, though it is described as the most expensive model in the current lineup [1].
Background
The iPhone Duo represents a major shift in Apple's hardware design by introducing a foldable display [2]. Because of the technical compromises required for its thinness, some users may choose to pair it with a standard flagship like the iPhone 18 Pro to keep professional camera features [1].
To support users owning multiple devices, Apple introduced iPhone Handoff in iOS 27. This system works similarly to an Apple Watch, automatically switching the active eSIM between two iPhones based on which one is being used [1].
Questions people ask
Does the iPhone Duo have a zoom camera?
No, the device does not include a telephoto camera because of its thin build [1].
What is iPhone Handoff?
It is a feature that lets two different iPhones use the same phone number and SIM card automatically [1].
Where this came from
Found through Google Trends and drafted with AI from at least two cited sources. Published automatically after passing our automated checks for sources, wording and safety. It may not have been reviewed by a person yet. Report a correction.