Model comparison
Jan-v2-VL-high vs Qwen3.5-9B
At Q4_K_M, Jan-v2-VL-high is the smaller download — 5,027,784,672 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
| Jan-v2-VL-high | Qwen3.5-9B | |
|---|---|---|
| Parameters | 8.8B | 9.7B |
| Architecture | qwen3vl | qwen35 |
| Layers | 36 | 32 |
| Native context | 262,144 | 262,144 |
| Mixture of experts | no | no |
| Quantizations published | 25 | 34 |
| Smallest quantization | 3.06 GiB | 2.97 GiB |
| Q4_K_M | 4.68 GiB | 5.24 GiB |
| Licence | apache-2.0 | apache-2.0 |
KV cache by context
the term that decides long-context viability
| Context | Jan-v2-VL-high | Qwen3.5-9B | Ratio |
|---|---|---|---|
| 4,096 | 0.56 GiB | 0.13 GiB | 4.50× |
| 8,192 | 1.13 GiB | 0.25 GiB | 4.50× |
| 16,384 | 2.25 GiB | 0.50 GiB | 4.50× |
| 32,768 | 4.50 GiB | 1.00 GiB | 4.50× |
| 65,536 | 9.00 GiB | 2.00 GiB | 4.50× |
| 131,072 | 18.00 GiB | 4.00 GiB | 4.50× |