Is gemma-4-26B-A4B-it-SOMPOA-heresy or Qwen3.6-27B smaller?

Qwen3.6-27B is smaller at Q4_K_M: 15.41 GiB against 15.64 GiB.

Which uses less memory at long context?

gemma-4-26B-A4B-it-SOMPOA-heresy — its KV cache at 32K context is 1.3x smaller, because of how its attention layers cache.

Model comparison

gemma-4-26B-A4B-it-SOMPOA-heresy vs Qwen3.6-27B

At Q4_K_M, Qwen3.6-27B is the smaller download — 16,547,397,888 bytes against 16,796,016,096. At long context the gap widens: gemma-4-26B-A4B-it-SOMPOA-heresy's KV cache at 32K is 1.3× smaller, which usually matters more than the difference in weights.

From the file· summed bytes, KV per layer

Side by side

	gemma-4-26B-A4B-it-SOMPOA-heresy	Qwen3.6-27B
Parameters	25.8B	27.8B
Architecture	gemma4	qwen35
Layers	30	64
Native context	262,144	262,144
Mixture of experts	yes, 128 experts	no
Quantizations published	34	40
Smallest quantization	7.72 GiB	8.74 GiB
Q4_K_M	15.64 GiB	15.41 GiB
Licence	apache-2.0	apache-2.0

KV cache by context

the term that decides long-context viability

Context	gemma-4-26B-A4B-it-SOMPOA-heresy	Qwen3.6-27B	Ratio
4,096	0.45 GiB	0.25 GiB	1.80×
8,192	0.61 GiB	0.50 GiB	1.21×
16,384	0.92 GiB	1.00 GiB	1.09×
32,768	1.54 GiB	2.00 GiB	1.30×
65,536	2.79 GiB	4.00 GiB	1.43×
131,072	5.29 GiB	8.00 GiB	1.51×