Apple is set to roll out its biggest update since launch with iOS 19, but some iPhone models will not receive the software support. Recently leaked information shows that devices powered by the A12 Bionic chip, such as the iPhone XR, XS, and XS Max, will no longer be compatible with iOS 19.
Fortunately, all other iPhone models that currently support iOS 18 will still be able to run the updated operating system. The full list of supported iPhone models includes:
iPhone 16e
iPhone 16
iPhone 16 Plus
iPhone 16 Pro
iPhone 16 Pro Max
iPhone 15
iPhone 15 Plus
iPhone 15 Pro
iPhone 15 Pro Max
iPhone 14
iPhone 14 Plus
iPhone 14 Pro
iPhone 14 Pro Max
iPhone 13
iPhone 13 mini
iPhone 13 Pro
iPhone 13 Pro Max
iPhone 12
iPhone 12 mini
iPhone 12 Pro
iPhone 12 Pro Max
iPhone 11
iPhone 11 Pro
iPhone 11 Pro Max
iPhone SE (2nd generation and newer models)
However, only the higher-end iPhone models will receive advanced or premium features, including Apple Intelligence upgrades. The Personalized Siri feature has been delayed until next year.
As for iPadOS 19, it appears that devices with the A12 Bionic chip, such as the iPad mini 5, will be supported. However, devices like the iPad 7, which have an A10 Fusion chip, will not receive the update.
Source: https://wccftech.com/list-of-all-iphone-models-that-will-not-get-ios-19-update-this-year