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Can I run Phi-4-mini 3.8B on Generic Android Phone (12GB RAM)?

Compatibility verdict VRAM threshold engine
Yes, it runs usable speed

Yes. Phi-4-mini 3.8B runs on Generic Android Phone (12GB RAM) at Q4_K_M (~3.8 GB of ~8.5 GB usable).

Needs ~3.8 GB Device usable ~8.5 GB

Runs at Q4_K_M using ~3.8 GB of ~8.5 GB usable. You have room for Q8_0 for higher quality.

That figure is at a 4k context and moves about ±15% as context length changes. Generic Android Phone (12GB RAM) leaves ~4.7 GB of headroom, room to step up to Q8_0 for higher quality.

Q4_K_M needed
~3.8 GB
Usable on device
~8.5 GB
Device memory
12 GB
Best quant
Q4_K_M
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Which quant fits

Quant ladder vs ~8.5 GB usable
Q2_K
~2.9 GB
Q3_K_M
~3.2 GB
Q4_K_M
~3.8 GB
Q5_K_M
~4 GB
Q6_K
~4.4 GB
Q8_0
~5.4 GB
FP16
~8.9 GB
The line marks Generic Android Phone (12GB RAM)'s ~8.5 GB budget; rungs past it are too large.

How to run it

On Android use PocketPal AI (Polished app, download GGUF and run offline.).

Model phi
Parameters
3.8B
Q4_K_M size
2.49 GB
Q8_0 size
4.08 GB
Context
128k
Ollama tag
phi4-mini:3.8b
Full Phi-4-mini 3.8B requirements →
Device Android
Memory
12 GB ram
Usable for weights
~8.5 GB
Best runtime
llama.cpp (PocketPal) or MLC-LLM
Best models for Generic Android Phone (12GB RAM) →

You could also run

Run Phi-4-mini 3.8B on other hardware

FAQ

Can Generic Android Phone (12GB RAM) run Phi-4-mini 3.8B?

Yes. Phi-4-mini 3.8B runs on Generic Android Phone (12GB RAM) at Q4_K_M (~3.8 GB of ~8.5 GB usable).

How much memory does Phi-4-mini 3.8B need?

Generic Android Phone (12GB RAM) has room to spare. At Q4_K_M the weights are ~2.49 GB; with KV cache and runtime overhead, budget ~3.8 GB at a 4k context.

What is the best tool to run Phi-4-mini 3.8B on Android?

On Android, PocketPal AI (Polished app, download GGUF and run offline.) is the go-to option. NPU acceleration is limited and chip-specific; most apps run on CPU. Expect 1B-4B class.

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Sources

Weights are measured from GGUF files; KV cache and overhead are computed, so totals can vary ~15% with context and runtime. Any tok/s is a bandwidth estimate. See methodology.