Is granite-4.0-h-3b-ar or Qwen3-4B smaller?

granite-4.0-h-3b-ar is smaller at Q4_K_M: 1.92 GiB against 2.33 GiB.

Which uses less memory at long context?

granite-4.0-h-3b-ar — its KV cache at 32K context is 18.0x smaller, because of how its attention layers cache.

Model comparison

granite-4.0-h-3b-ar vs Qwen3-4B

At Q4_K_M, granite-4.0-h-3b-ar is the smaller download — 2,058,170,400 bytes against 2,497,280,256. At long context the gap widens: granite-4.0-h-3b-ar's KV cache at 32K is 18.0× smaller, which usually matters more than the difference in weights.

From the file· summed bytes, KV per layer

Side by side

	granite-4.0-h-3b-ar	Qwen3-4B
Parameters	3.4B	4.0B
Architecture	granitehybrid	qwen3
Layers	40	36
Native context	131,072	40,960
Mixture of experts	no	no
Quantizations published	36	29
Smallest quantization	0.76 GiB	1.01 GiB
Q4_K_M	1.92 GiB	2.33 GiB
Licence	apache-2.0	—

KV cache by context

the term that decides long-context viability

Context	granite-4.0-h-3b-ar	Qwen3-4B	Ratio
4,096	0.03 GiB	0.56 GiB	17.96×
8,192	0.06 GiB	1.13 GiB	17.98×
16,384	0.13 GiB	2.25 GiB	17.99×
32,768	0.25 GiB	4.50 GiB	18.00×
65,536	0.50 GiB	9.00 GiB	18.00×
131,072	1.00 GiB	18.00 GiB	18.00×