Siri AI is one of the most prominent upgrades and new features in iOS 27 and other Apple system updates, but only the latest Apple devices support the upgraded version of Siri. Below is the full list of devices compatible with Siri AI across iPhone, iPad, Mac, Apple Watch, and Apple Vision Pro.
According to "9to5mac," iOS 27 systems and accompanying updates include a major redesign of the voice assistant Siri under the name Siri AI, but the feature is only available on compatible devices and in certain regions around the world.

iPhone Devices Supporting Siri AI

• iPhone Duo
• iPhone 18 Pro & iPhone 18 Pro Max
• iPhone 17 Pro & iPhone 17 Pro Max
• iPhone Air
• iPhone 17
• iPhone 17e
• iPhone 16 Pro & iPhone 16 Pro Max
• iPhone 16 & iPhone 16 Plus
• iPhone 16e
• iPhone 15 Pro & iPhone 15 Pro Max

iPad Devices Supporting Siri AI

• iPad Pro with M1 or later chip
• iPad Air with M1 or later chip
• iPad mini with A17 Pro chip

Mac Devices Supporting Siri AI

All versions of Mac devices equipped with Apple silicon chips, starting from the M1 chip, as well as devices equipped with the A18 Pro chip, support Siri AI.

Apple Watch supports Siri AI

Siri AI can be used on the Apple Watch when paired with an iPhone that supports AI technologies. Compatible devices include:

• Apple Watch Series 9 and later versions
• Apple Watch Ultra 2 and later versions
• Apple Watch SE 3

Apple Vision Pro devices

All models of Apple Vision Pro support Siri AI.