Is Qwen3.5-9B or MiMo-VL-7B-RL smaller?

MiMo-VL-7B-RL is smaller at Q4_K_M: 4.36 GiB against 5.24 GiB.

Which uses less memory at long context?

Qwen3.5-9B — its KV cache at 32K context is 4.5x smaller, because of how its attention layers cache.

Model comparison

Qwen3.5-9B vs MiMo-VL-7B-RL

At Q4_K_M, MiMo-VL-7B-RL is the smaller download — 4,684,339,136 bytes against 5,627,044,256. At long context the gap widens: Qwen3.5-9B's KV cache at 32K is 4.5× smaller, which usually matters more than the difference in weights.

From the file· summed bytes, KV per layer

Side by side

	Qwen3.5-9B	MiMo-VL-7B-RL
Parameters	9.7B	8.3B
Architecture	qwen35	qwen2vl
Layers	32	36
Native context	262,144	128,000
Mixture of experts	no	no
Quantizations published	34	64
Smallest quantization	2.97 GiB	1.86 GiB
Q4_K_M	5.24 GiB	4.36 GiB
Licence	apache-2.0	mit

KV cache by context

the term that decides long-context viability

Context	Qwen3.5-9B	MiMo-VL-7B-RL	Ratio
4,096	0.13 GiB	0.56 GiB	4.50×
8,192	0.25 GiB	1.13 GiB	4.50×
16,384	0.50 GiB	2.25 GiB	4.50×
32,768	1.00 GiB	4.50 GiB	4.50×
65,536	2.00 GiB	9.00 GiB	4.50×
131,072	4.00 GiB	18.00 GiB	4.50×