Is GLM-4.7-Flash or Qwen3.6-27B smaller?

Qwen3.6-27B is smaller at Q4_K_M: 15.41 GiB against 16.89 GiB.

Which uses less memory at long context?

GLM-4.7-Flash — its KV cache at 32K context is 1.2x smaller, because of how its attention layers cache.

Model comparison

GLM-4.7-Flash vs Qwen3.6-27B

At Q4_K_M, Qwen3.6-27B is the smaller download — 16,547,397,888 bytes against 18,132,721,120. At long context the gap widens: GLM-4.7-Flash's KV cache at 32K is 1.2× smaller, which usually matters more than the difference in weights.

From the file· summed bytes, KV per layer

Side by side

	GLM-4.7-Flash	Qwen3.6-27B
Parameters	31.2B	27.8B
Architecture	deepseek2	qwen35
Layers	47	64
Native context	202,752	262,144
Mixture of experts	yes, 64 experts	no
Quantizations published	26	40
Smallest quantization	7.76 GiB	8.74 GiB
Q4_K_M	16.89 GiB	15.41 GiB
Licence	—	apache-2.0

KV cache by context

the term that decides long-context viability

Context	GLM-4.7-Flash	Qwen3.6-27B	Ratio
4,096	0.21 GiB	0.25 GiB	1.21×
8,192	0.41 GiB	0.50 GiB	1.21×
16,384	0.83 GiB	1.00 GiB	1.21×
32,768	1.65 GiB	2.00 GiB	1.21×
65,536	3.30 GiB	4.00 GiB	1.21×
131,072	6.61 GiB	8.00 GiB	1.21×