Model comparison
Wan2.1-T2V-1.3B vs Qwen3-1.7B
At Q4_K_M, Wan2.1-T2V-1.3B is the smaller download — 982,716,640 bytes against 1,107,409,472.
From the file· summed bytes, KV per layer
Side by side
| Wan2.1-T2V-1.3B | Qwen3-1.7B | |
|---|---|---|
| Parameters | 1.4B | 2.0B |
| Architecture | qwen35 | qwen3 |
| Layers | — | 28 |
| Native context | — | 40,960 |
| Mixture of experts | no | no |
| Quantizations published | 31 | 48 |
| Smallest quantization | 0.61 GiB | 0.50 GiB |
| Q4_K_M | 0.92 GiB | 1.03 GiB |
| Licence | — | — |
KV cache by context
the term that decides long-context viability
| Context | Wan2.1-T2V-1.3B | Qwen3-1.7B | Ratio |
|---|---|---|---|
| 4,096 | — | 0.44 GiB | — |
| 8,192 | — | 0.88 GiB | — |
| 16,384 | — | 1.75 GiB | — |
| 32,768 | — | 3.50 GiB | — |
| 65,536 | — | 7.00 GiB | — |
| 131,072 | — | 14.00 GiB | — |