Is Gemma-3-4b-it-Uncensored-DBL-X or Qwen3-4B smaller?

Qwen3-4B is smaller at Q4_K_M: 2.33 GiB against 2.52 GiB.

Which uses less memory at long context?

Gemma-3-4b-it-Uncensored-DBL-X — its KV cache at 32K context is 4.8x smaller, because of how its attention layers cache.

Model comparison

Gemma-3-4b-it-Uncensored-DBL-X vs Qwen3-4B

At Q4_K_M, Qwen3-4B is the smaller download — 2,497,280,256 bytes against 2,709,839,808. At long context the gap widens: Gemma-3-4b-it-Uncensored-DBL-X's KV cache at 32K is 4.8× smaller, which usually matters more than the difference in weights.

From the file· summed bytes, KV per layer

Side by side

	Gemma-3-4b-it-Uncensored-DBL-X	Qwen3-4B
Parameters	4.7B	4.0B
Architecture	gemma3	qwen3
Layers	38	36
Native context	131,072	40,960
Mixture of experts	no	no
Quantizations published	39	29
Smallest quantization	1.13 GiB	1.01 GiB
Q4_K_M	2.52 GiB	2.33 GiB
Licence	apache-2.0	—

KV cache by context

the term that decides long-context viability

Context	Gemma-3-4b-it-Uncensored-DBL-X	Qwen3-4B	Ratio
4,096	0.28 GiB	0.56 GiB	2.00×
8,192	0.38 GiB	1.13 GiB	3.00×
16,384	0.56 GiB	2.25 GiB	4.00×
32,768	0.94 GiB	4.50 GiB	4.80×
65,536	1.69 GiB	9.00 GiB	5.33×
131,072	3.19 GiB	18.00 GiB	5.65×