Head-to-head · GLM

GLM-4-32B-0414 vs GLM-4.5-Air

GLM-4-32B-0414 needs ~20.5 GB at Q4_K_M; GLM-4.5-Air needs ~71.8 GB. That ~51.3 GB gap decides which hardware runs each; they differ on 3 of the 14 devices below.

Spec GLM-4-32B-0414 GLM-4.5-Air

Parameters32B106B MoE

Memory at Q4_K_M~20.5 GB~71.8 GB

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LMArenanot rankednot ranked

LicenseMITMIT

Which devices run each

A representative spread across the memory range. Tap a verdict for the full breakdown.

Size at each quantization

Quant GLM-4-32B-0414 GLM-4.5-Air

Q2_K 13.4 GB* 44.4 GB*

Q3_K_M 15.6 GB* 51.8 GB*

Q4_K_M 18.33 GB 68.45 GB

Q5_K_M 22.8 GB* 75.5 GB*

Q6_K 26.2 GB* 86.9 GB*

Q8_0 32.24 GB 109.39 GB

FP16 65.1 GB 212 GB*

* derived from bits-per-weight; unstarred sizes are measured GGUF files.

Bottom line

The larger GLM-4.5-Air needs ~71.8 GB; GLM-4-32B-0414 runs on lighter hardware at ~20.5 GB with more headroom and faster responses. Check each against your exact device: what runs GLM-4-32B-0414 · what runs GLM-4.5-Air.

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FAQ

What is the difference in memory between GLM-4-32B-0414 and GLM-4.5-Air?

At Q4_K_M, GLM-4-32B-0414 needs about 20.5 GB and GLM-4.5-Air needs about 71.8 GB, a difference of ~51.3 GB.

Should I run GLM-4-32B-0414 or GLM-4.5-Air?

Run GLM-4.5-Air if your hardware has the ~71.8 GB it needs and you want maximum quality; run GLM-4-32B-0414 (~20.5 GB) for lighter hardware, faster responses, and more memory headroom.

Full breakdowns: GLM-4-32B-0414 · GLM-4.5-Air · all models × devices.

Sources

Memory figures are estimates at Q4_K_M, validated 2026-08-03. See methodology.