Is Webs-Sejong-31B-v7 or Qwen3.6-27B smaller?

Qwen3.6-27B is smaller at Q4_K_M: 15.41 GiB against 17.40 GiB.

Which uses less memory at long context?

Qwen3.6-27B — its KV cache at 32K context is 3.1x smaller, because of how its attention layers cache.

Model comparison

Webs-Sejong-31B-v7 vs Qwen3.6-27B

At Q4_K_M, Qwen3.6-27B is the smaller download — 16,547,397,888 bytes against 18,687,063,072. At long context the gap widens: Qwen3.6-27B's KV cache at 32K is 3.1× smaller, which usually matters more than the difference in weights.

From the file· summed bytes, KV per layer

Side by side

	Webs-Sejong-31B-v7	Qwen3.6-27B
Parameters	31.3B	27.8B
Architecture	gemma4	qwen35
Layers	60	64
Native context	262,144	262,144
Mixture of experts	no	no
Quantizations published	34	40
Smallest quantization	6.67 GiB	8.74 GiB
Q4_K_M	17.40 GiB	15.41 GiB
Licence	gemma	apache-2.0

KV cache by context

the term that decides long-context viability

Context	Webs-Sejong-31B-v7	Qwen3.6-27B	Ratio
4,096	1.80 GiB	0.25 GiB	7.18×
8,192	2.42 GiB	0.50 GiB	4.84×
16,384	3.67 GiB	1.00 GiB	3.67×
32,768	6.17 GiB	2.00 GiB	3.09×
65,536	11.17 GiB	4.00 GiB	2.79×
131,072	21.17 GiB	8.00 GiB	2.65×