Stable Video Diffusion vs Wan
What each vendor publishes about price, free plan, watermark, resolution, length and features, side by side. Checked Oct 26, 2026. We don't test tools; we compare what vendors publish, and every fact links to its source on the tool's profile.
The differences in short
- Maximum resolution: Stable Video Diffusion 576x1024, Wan 720p.
- Wan states text to video; Stable Video Diffusion does not say so on the pages we checked.
- Wan states lip sync; Stable Video Diffusion does not say so on the pages we checked.
Side by side
| Fact | Stable Video Diffusion | Wan |
|---|---|---|
| Type | Open-source model | Open-source model |
| Starts at | Free (open source) | Free (open source) |
| Billing | Open source (free) | Open source (free) |
| Free plan | Free plan (Open weights on Hugging Face; commercial use per the Stability AI licence.) | Free plan (Open weights under Apache-2.0; run locally.) |
| Watermark | Not stated | Not stated |
| Max resolution | 576x1024 | 720p |
| Max clip / video length | Not stated | Not stated |
| Commercial use | Not stated ("For commercial use, please refer to https://stability.ai/license.") | Not stated (Apache-2.0 licence.) |
| API | Not stated | Not stated |
| Text to video | Not stated | Yes (vendor states it) |
| Image to video | Yes (vendor states it) | Yes (vendor states it) |
| Lip sync | Not stated | Yes (vendor states it) |
| Open weights | Yes (vendor states it) | Yes (vendor states it) |
| Checked | Oct 26, 2026 | Oct 26, 2026 |
| Website | Visit Stable Video Diffusion | Visit Wan |
Summaries
Stable Video Diffusion: Stability AI's image-to-video latent diffusion model (SVD-XT: 25 frames at 576x1024), downloadable under the Stability AI Community License.
Wan: Alibaba's open-weight video models (Wan 2.x): text-to-video and image-to-video at 720p/24fps that run on a single consumer GPU such as an RTX 4090.
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