Apple Intelligence Compatibility - Every iPhone Listed

Compatible iPhone list (April 2026)

Why iPhone 15 (non-Pro) doesn't support it

iPhone 15 and 15 Plus use the A16 Bionic - same chip as iPhone 14 Pro from 2022. The A16 has:

• 6 GB RAM (Apple Intelligence requires 8 GB minimum)
• 16-core Neural Engine at 17 TOPS (the 38 TOPS NE is required for on-device LLM inference)
• Older memory controller - bandwidth too low to keep the LLM resident in RAM

This is not a software lock - Apple genuinely cannot run the on-device model on A16. It needs ~3 GB of resident RAM just to load the 3-billion-parameter LLM. With 6 GB total, the OS, app, and model would all compete for memory.

Apple Intelligence features in iOS 26

Available now (April 2026):

• Writing Tools: Rewrite, summarise, proofread in any text field. On-device.
• Notification Summaries: Group and summarise iMessage threads, news, social.
• Siri 2.0: Cross-app actions, on-screen awareness, follow-up context. Largely on-device, ChatGPT extension optional.
• Image Playground: On-device image generation (3 styles: animation, illustration, sketch).
• Genmoji: Custom emoji from text prompts.
• Clean Up in Photos: Remove people/objects from photos.
• Visual Intelligence: Camera Control button (iPhone 16/17 Pro) for object/text recognition.
• Mail Smart Replies + Priority Inbox: Categorise and draft email responses.
• Live Translation: 14 languages, on-device, in Messages, FaceTime, and Phone calls.

What's coming in iOS 27

Announced for WWDC 2026 / iOS 27 (autumn 2026 release):

• Personal Context engine: Siri can search across your messages, mail, calendar, photos with semantic understanding ("when did Sarah's flight land last month?").
• App Intents v3: Third-party apps can register actions Siri can chain together.
• On-screen multimodal: Siri sees what's on your screen and acts on it ("send this PDF to my accountant").
• Larger on-device model: 7B parameters (vs current 3B), needs A19 Pro / 12 GB RAM - limits to iPhone 17 Pro and Air.

Performance impact on battery

Apple Intelligence is mostly idle. When triggered (Writing Tools rewrite, Siri query, Image Playground), it spikes the Neural Engine for 1-3 seconds. Cumulative daily impact, measured on our reference iPhone 16 Pro over 30 days:

• Apple Intelligence enabled, light use (3 features/day): +2.8% daily battery drain
• Apple Intelligence enabled, heavy use (15+ features/day): +6.4% daily drain
• Background indexing for Personal Context (iOS 27 beta): +1.2% daily, mostly when charging

On a phone that delivers 18 hours screen-on time, that's losing roughly 30-70 minutes of runtime. Acceptable.

Privacy approach (on-device + Private Cloud Compute)

Three tiers:

1. On-device (most features): 3B parameter model runs in the Neural Engine. Nothing leaves your iPhone.
2. Private Cloud Compute (complex queries): When the on-device model isn't enough, the request is encrypted, sent to Apple's custom Apple-Silicon servers, processed, response returned. Apple cannot see your data - verified by independent security researchers and reproducibly-built server images.
3. ChatGPT extension (opt-in): When you tap "Use ChatGPT" on a Siri response, it goes to OpenAI. You're prompted every time. OpenAI does not retain queries from Apple Intelligence routing.

Should you upgrade just for Apple Intelligence? (no, not yet)

Honest take from our workshop:

• You own iPhone 15 Pro or newer: You already have it. Use Writing Tools, that's the most-loved feature.
• You own iPhone 14 Pro / 15 / 15 Plus: Don't upgrade just for AI. The current features are nice, not essential. Wait for iOS 27 personal-context Siri (autumn 2026) - that's the real moment to consider an upgrade.
• You own anything older (iPhone 13 or below): Battery, camera, and 5G are better reasons to upgrade than Apple Intelligence.

Need help deciding which iPhone fits your needs? Compare with our iPhone 17 vs Air guide or browse every iPhone we service. Apple's full Apple Intelligence overview is at apple.com/apple-intelligence.