iOS 27 Advanced AI Dictation: Which iPhones Can Run It

iOS 27 Advanced AI Dictation: Which iPhones Can Run It Apple's most capable voice-to-text upgrade in iOS 27 shipped switched off in the first developer beta, and the vast majority of iPhones that support Apple Intelligence can't run it at all. Advanced Dictation Preview delivers sharply better transcription accuracy with automatic punctuation and capitalization, but the feature requires at least 12GB of RAM a threshold only the iPhone 17 Pro, iPhone 17 Pro Max, and iPhone Air clear, per MacRumors and TechSpot. One note on sourcing: 9to5Mac names only the iPhone 17 Pro and iPhone Air; the 17 Pro Max appears in MacRumors and TechSpot but not in 9to5Mac's device list. Apple Intelligence as a platform covers every iPhone 16 model and later, plus the iPhone 15 Pro and 15 Pro Max, across 16 supported languages. Advanced Dictation support is a separate, narrower category. The feature runs on Apple's AFM Core Advanced on-device model, which carries hardware requirements that most of that inst