Video model comparison · 2 models · Updated Nov 2, 2026

Seedance v1.0 Pro Fast vs Sora 2

Newest: Seedance v1.0 Pro Fast · Native audio: No native audio · Self-hosting: No open weights. Not enough arena votes yet for a quality score, so this is a spec comparison.

ByteDance Seed
Seedance v1.0 Pro Fast
Released Oct 24, 2025
- Text to video
- Image to video
- Arena—
- From—
- Max length—
Full specs Remove Seedance v1.0 Pro Fast
OpenAI
Sora 2
Released Oct 6, 2025
- Text to video
- Image to video
- Arena1,343
- From—
- Max length—
Full specs Remove Sora 2
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01 — At a glance

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 · Sora 2 Oct 6, 2025
Widest inputsSame inputsSeedance v1.0 Pro Fast: Text prompts, Reference images · Sora 2: Text prompts, Reference images
Native audioNo native audioGenerates an audio track with the video: Seedance v1.0 Pro Fast no · Sora 2 no
Image to videoBoth animate imagesStarts from an uploaded image: Seedance v1.0 Pro Fast yes · Sora 2 yes
Self-hostingNo open weightsBoth are available only through APIs and apps
Most API hostsSame reachSeedance v1.0 Pro Fast: 1 · Sora 2: 1

02 — Side by side

Every spec in one table

Dashes mean the data is not published.

Seedance v1.0 Pro Fast vs Sora 2 specifications side by side
Specification	Seedance v1.0 Pro FastByteDance Seed	Sora 2OpenAI
Quality (blind human votes)
Text to video arenaElo-style score · higher is better	—	1,343 ±6#17 of 48 · 71,947 votes
Output
Produces	Video	Video
Inputs
Text prompts	Yes	Yes
Start image (image to video)	Yes	Yes
Video input	No	No
Audio input	No	No
Access
Weights	Proprietary	Proprietary
API hosts	1	1
Released	Oct 24, 2025	Oct 6, 2025

03 — Questions

Which should you choose?

Which is better, Seedance v1.0 Pro Fast or Sora 2?

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 Sora 2?

Seedance v1.0 Pro Fast is a video model from ByteDance Seed (Oct 24, 2025), taking text prompts and reference images and producing video. Sora 2 is a video model from OpenAI (Oct 6, 2025), taking text prompts and reference images and producing video.

Which is newer?

Seedance v1.0 Pro Fast Oct 24, 2025; Sora 2 Oct 6, 2025.

Which generates video with sound?

Generates an audio track with the video: Seedance v1.0 Pro Fast no; Sora 2 no.

Can I run any of these on my own hardware?

No open weights. Both are available only through APIs and apps.