Is command-r-35b-writer-v2 or Qwen3.6-27B smaller?

Qwen3.6-27B is smaller at Q4_K_M: 15.41 GiB against 20.05 GiB.

Which uses less memory at long context?

Qwen3.6-27B — its KV cache at 32K context is 20.0x smaller, because of how its attention layers cache.

Model comparison

command-r-35b-writer-v2 vs Qwen3.6-27B

At Q4_K_M, Qwen3.6-27B is the smaller download — 16,547,397,888 bytes against 21,527,056,288. At long context the gap widens: Qwen3.6-27B's KV cache at 32K is 20.0× smaller, which usually matters more than the difference in weights.

From the file· summed bytes, KV per layer

Side by side

	command-r-35b-writer-v2	Qwen3.6-27B
Parameters	35.0B	27.8B
Architecture	command-r	qwen35
Layers	40	64
Native context	8,192	262,144
Mixture of experts	no	no
Quantizations published	34	40
Smallest quantization	7.94 GiB	8.74 GiB
Q4_K_M	20.05 GiB	15.41 GiB
Licence	cc-by-nc-4.0	apache-2.0

KV cache by context

the term that decides long-context viability

Context	command-r-35b-writer-v2	Qwen3.6-27B	Ratio
4,096	5.00 GiB	0.25 GiB	19.99×
8,192	10.00 GiB	0.50 GiB	19.99×
16,384	20.00 GiB	1.00 GiB	20.00×
32,768	40.00 GiB	2.00 GiB	20.00×
65,536	80.00 GiB	4.00 GiB	20.00×
131,072	160.00 GiB	8.00 GiB	20.00×