Head-to-head · LFM
LFM2.5 1.2B vs LFM3 Omni 2B
LFM2.5 1.2B needs ~1.8 GB at Q4_K_M; LFM3 Omni 2B needs ~3.1 GB. That ~1.3 GB gap decides which hardware runs each; they differ on 0 of the 13 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 LFM3 Omni 2B needs ~3.1 GB; LFM2.5 1.2B runs on lighter hardware at ~1.8 GB with more headroom and faster responses. Check each against your exact device: what runs LFM2.5 1.2B · what runs LFM3 Omni 2B.
More LFM comparisons
FAQ
What is the difference in memory between LFM2.5 1.2B and LFM3 Omni 2B?
At Q4_K_M, LFM2.5 1.2B needs about 1.8 GB and LFM3 Omni 2B needs about 3.1 GB, a difference of ~1.3 GB.
Should I run LFM2.5 1.2B or LFM3 Omni 2B?
Run LFM3 Omni 2B if your hardware has the ~3.1 GB it needs and you want maximum quality; run LFM2.5 1.2B (~1.8 GB) for lighter hardware, faster responses, and more memory headroom.
Full breakdowns: LFM2.5 1.2B · LFM3 Omni 2B · all models × devices.
Sources
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huggingface.co · 6 sources
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ollama.com · 1 source
Memory figures are estimates at Q4_K_M. Catalog updated 2026-11-01. See methodology.