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Device profile · iOS

Best local LLMs for iPad Pro M4 (16GB, 1TB/2TB config)

iPad Pro M4 (16GB, 1TB/2TB config) has ~12 GB usable for model weights and runs 43 of 67 popular models. Best tool: Apple Foundation Models.

Usable memory
~12 GB
Models run
43
Too large
24
Top pick
4B
Top pick Q4_K_M
Gemma 3 4B Yes

Runs at Q4_K_M using ~3.8 GB of ~12 GB usable. You have room for FP16 for higher quality.

Runs on iPad Pro M4 (16GB, 1TB/2TB config)

Compatible models 43 total

Too large for this device

DeepSeek R1DeepSeek V3Qwen3 235B A22Bgpt-oss 120BLlama 4 ScoutSarvam-105BQwen2.5 72BLlama 3.3 70BMixtral 8x7BCommand R 35BYi 1.5 34BQwen2.5 32BQwen3 32BDeepSeek-R1-Distill-Qwen 32BQwen2.5 Coder 32BGranite 4.0 H SmallQwen3 30B-A3BSarvam-30BGemma 2 27BGemma 3 27BMistral Small 3 24BSarvam-M 24Bgpt-oss 20BDeepSeek-V2-Lite

Best way to run models on iOS

Runtime guide iOS

Beginner: Apple Foundation Models, Built into iOS 26, ~3B on-device model, zero download, fully private.

Power user: PocketPal AI, Run any GGUF from HuggingFace fully offline.

Phones realistically run 1B-4B class models. Anything larger thermally throttles or OOMs.

Full iOS tool guide →

FAQ

What is the best local LLM for iPad Pro M4 (16GB, 1TB/2TB config)?

Gemma 3 4B is the strongest model that runs comfortably, using ~3.8 GB at Q4_K_M of the ~12 GB usable on iPad Pro M4 (16GB, 1TB/2TB config).

How much of iPad Pro M4 (16GB, 1TB/2TB config)'s memory can I use for a model?

About 12 GB. On a CPU-only machine, leave headroom for the OS and apps.

Which tool should I use on iOS?

Apple Foundation Models (Built into iOS 26, ~3B on-device model, zero download, fully private.) or PocketPal AI for speed. Phones realistically run 1B-4B class models. Anything larger thermally throttles or OOMs.

Sources

Memory figures are estimates. See methodology.