# Can I run Phi-4 14B on Samsung Galaxy S25 Ultra (16GB, 1TB config only)?

> **Yes, but tight.** Fits at Q4_K_M (~10.8 GB of ~12 GB usable) but with little headroom, close other apps.

Last validated: 2026-06-15.

## Memory math
- Phi-4 14B: 14B; Q4_K_M weighs 9.05 GB on disk.
- At Q4_K_M with a 4k context it needs ~10.8 GB (weights + KV cache + ~0.8 GB runtime overhead, ±15% with context length).
- Samsung Galaxy S25 Ultra (16GB, 1TB config only): 16 GB ram, ~12 GB usable for model weights.
- Headroom: ~1.2 GB.

## How to run
Recommended quant: Q4_K_M. Best tool on Android: PocketPal AI.

## Run Phi-4 14B on other devices
- [Nvidia GeForce RTX 3060 (12GB)](https://localmodel.run/can-i-run/phi-4-14b/nvidia-rtx-3060-12gb)
- [Nvidia GeForce RTX 4070 (12GB)](https://localmodel.run/can-i-run/phi-4-14b/nvidia-rtx-4070-12gb)
- [Nvidia GeForce RTX 4060 Ti (16GB)](https://localmodel.run/can-i-run/phi-4-14b/nvidia-rtx-4060-ti-16gb)
- [Nvidia GeForce RTX 4080 (16GB)](https://localmodel.run/can-i-run/phi-4-14b/nvidia-rtx-4080-16gb)
- [16GB RAM Laptop (CPU/iGPU only)](https://localmodel.run/can-i-run/phi-4-14b/laptop-16gb)
- [iPad Pro M4 (16GB, 1TB/2TB config)](https://localmodel.run/can-i-run/phi-4-14b/ipad-pro-m4-16gb)

## Other models that run on Samsung Galaxy S25 Ultra (16GB, 1TB config only)
- [Qwen2.5 14B (14B)](https://localmodel.run/can-i-run/qwen2.5-14b/samsung-s25-ultra-16gb)
- [Qwen3 14B (14B)](https://localmodel.run/can-i-run/qwen3-14b/samsung-s25-ultra-16gb)
- [DeepSeek-R1-Distill-Qwen 14B (14B)](https://localmodel.run/can-i-run/deepseek-r1-distill-qwen-14b/samsung-s25-ultra-16gb)
- [Qwen2.5 Coder 14B (14B)](https://localmodel.run/can-i-run/qwen2.5-coder-14b/samsung-s25-ultra-16gb)
- [Mistral Nemo 12B (12.2B)](https://localmodel.run/can-i-run/mistral-nemo-12b/samsung-s25-ultra-16gb)
- [Gemma 3 12B (12B)](https://localmodel.run/can-i-run/gemma-3-12b/samsung-s25-ultra-16gb)

Estimate, not a guarantee. Sources: https://ollama.com/library/phi4, https://ollama.com/library/phi4/tags, https://huggingface.co/bartowski/phi-4-GGUF, https://lmarena.ai/leaderboard.
More: https://localmodel.run/can-i-run/phi-4-14b/samsung-s25-ultra-16gb