Head-to-head · phi
Phi-4-mini 3.8B vs Phi-4 14B
Phi-4-mini 3.8B needs ~3.8 GB at Q4_K_M; Phi-4 14B needs ~10.8 GB. That ~7 GB gap decides which hardware runs each; they differ on 6 of the 14 devices below.
Which devices run each
A representative spread across the memory range. Tap a verdict for the full breakdown.
Size at each quantization
* derived from bits-per-weight; unstarred sizes are measured GGUF files.
Bottom line
The larger Phi-4 14B needs ~10.8 GB; Phi-4-mini 3.8B runs on lighter hardware at ~3.8 GB with more headroom and faster responses. Check each against your exact device: what runs Phi-4-mini 3.8B · what runs Phi-4 14B.
FAQ
What is the difference in memory between Phi-4-mini 3.8B and Phi-4 14B?
At Q4_K_M, Phi-4-mini 3.8B needs about 3.8 GB and Phi-4 14B needs about 10.8 GB, a difference of ~7 GB.
Should I run Phi-4-mini 3.8B or Phi-4 14B?
Run Phi-4 14B if your hardware has the ~10.8 GB it needs and you want maximum quality; run Phi-4-mini 3.8B (~3.8 GB) for lighter hardware, faster responses, and more memory headroom.
Full breakdowns: Phi-4-mini 3.8B · Phi-4 14B · all models × devices.
Sources
Memory figures are estimates at Q4_K_M, validated 2026-08-03. See methodology.