Seedance v1.0 Pro Fast vs Wan v2.5 Preview
Newest: Seedance v1.0 Pro Fast · Native audio: No native audio · Image to video: Seedance v1.0 Pro Fast. Not enough arena votes yet for a quality score, so this is a spec comparison.
ByteDance SeedSeedance v1.0 Pro Fast
- Arena—
- From—
- Max length—
Alibaba (Qwen)Wan v2.5 Preview
- Arena1,321
- From—
- Max length—
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Where they differ
Quality is the arena score from blind, side-by-side human votes. Price, length and resolution come from each lab’s own listings.
- NewestSeedance v1.0 Pro FastSeedance v1.0 Pro Fast Oct 24, 2025 · Wan v2.5 Preview Sep 24, 2025
- Widest inputsSame inputsSeedance v1.0 Pro Fast: Text prompts, Reference images · Wan v2.5 Preview: Text prompts, Audio
- Native audioNo native audioGenerates an audio track with the video: Seedance v1.0 Pro Fast no · Wan v2.5 Preview no
- Image to videoSeedance v1.0 Pro FastStarts from an uploaded image: Seedance v1.0 Pro Fast yes · Wan v2.5 Preview no
- Self-hostingNo open weightsBoth are available only through APIs and apps
- Most API hostsSame reachSeedance v1.0 Pro Fast: 1 · Wan v2.5 Preview: 1
Every spec in one table
Dashes mean the data is not published.
| Specification | Seedance v1.0 Pro FastByteDance Seed | Wan v2.5 PreviewAlibaba (Qwen) |
|---|---|---|
| Quality (blind human votes) | ||
| Text to video arenaElo-style score · higher is better | — | 1,245 ±9#25 of 48 · 36,378 votes |
| Image to video arenaElo-style score · higher is better | — | 1,321 ±10#22 of 48 · 16,907 votes |
| Output | ||
| Produces | Video | Video |
| Inputs | ||
| Text prompts | Yes | Yes |
| Start image (image to video) | Yes | No |
| Video input | No | No |
| Audio input | No | Yes |
| Access | ||
| Weights | Proprietary | Proprietary |
| API hosts | 1 | 1 |
| Released | Oct 24, 2025 | Sep 24, 2025 |
Which should you choose?
Which is better, Seedance v1.0 Pro Fast or Wan v2.5 Preview?
Neither model has enough arena votes for a reliable quality score yet, so this page compares specs only. Run the same three or four prompts through each and judge the results.
What is the difference between Seedance v1.0 Pro Fast and Wan v2.5 Preview?
Seedance v1.0 Pro Fast is a video model from ByteDance Seed (Oct 24, 2025), taking text prompts and reference images and producing video. Wan v2.5 Preview is a video model from Alibaba (Qwen) (Sep 24, 2025), taking text prompts and audio and producing video.
Which is newer?
Seedance v1.0 Pro Fast Oct 24, 2025; Wan v2.5 Preview Sep 24, 2025.
Which generates video with sound?
Generates an audio track with the video: Seedance v1.0 Pro Fast no; Wan v2.5 Preview no.
Can I run any of these on my own hardware?
No open weights. Both are available only through APIs and apps.
Related comparisons
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- Seedance v1.0 Pro Fast vs Wan v2.6Alibaba (Qwen) · Dec 16, 2025
- Wan v2.5 Preview vs Sora 2OpenAI · Oct 6, 2025
- Wan v2.5 Preview vs Veo 3.1Google · Oct 15, 2025
