Can Phi-4 14B run on iPhone 14?
NO — Won't fit
Grade F · 0/100 · formula estimate
What this means
None of the versions we checked fit safely on this phone. The checked version needs about 11.2 GB, while we estimate that the model can use about 3.9 GB.
Try a smaller model, or use this model on a device with more memory.
This result is calculated from the phone and model specifications. It has not been measured on this exact phone and setup.
−7.3GB short
memory that doesn't exist here
11.2GB
needed at Q4_K_M
Q4_K_M
quant checked
F
grade · 0/100
needs 11.2 GBusable 3.9 GB · short 7.3 GB
Apple A15 Bionic6 GB RAMMetal
Three ways forward
1
Try a smaller quant
No quant of Phi-4 14B fits this phone — even the smallest is too big. Options 2 and 3 are your real choices.
3
Run it in the cloud
The full Phi-4 14B, no download, at data-center speed — pay per token.
provider recommendations coming later
Where the memory goes
| Component | Detail | GB |
|---|---|---|
| Model weights | Q4_K_M GGUF (9.1 GB) + mmap overhead | 9.6 |
| KV cache | 4K context window | 1 |
| Runtime | llama.cpp + app overhead | 0.6 |
| Total needed | at Q4_K_M, 4K context | 11.2 |
| Usable on iPhone 14 | 6 GB RAM − iOS reserve (jetsam limit) | 3.9 |
| Headroom | missing — this memory doesn't exist | −7.3 |
Pick your quant
| Quant | Download | Verdict | Speed |
|---|---|---|---|
| Q2_K | 5.5 GB | ✕ Won't fit | won't fit |
| Q3_K_M | 7.4 GB | ✕ Won't fit | won't fit |
| IQ4_XS | 7.9 GB | ✕ Won't fit | won't fit |
| Q4_0 | 8.4 GB | ✕ Won't fit | won't fit |
| Q4_K_S | 8.4 GB | ✕ Won't fit | won't fit |
| Q4_K_M | 9.1 GB | ✕ Won't fit | won't fit |
| Q5_K_M | 10.6 GB | ✕ Won't fit | won't fit |
| Q6_K | 12 GB | ✕ Won't fit | won't fit |
| Q8_0 | 15.6 GB | ✕ Won't fit | won't fit |
Related checks
MORE ON IPHONE 14
PHI-4 14B ON OTHER PHONES