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

Seedance v1.0 Pro Fast vs Veo 3.1

Newest: Seedance v1.0 Pro Fast · Widest inputs: Veo 3.1 · Native audio: Veo 3.1. 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
Google
Veo 3.1
Released Oct 15, 2025
- Text to video
- Image to video
- Video editing
- Native audio
- Arena1,398
- From$0.20/s
- Max length8 s
Full specs Remove Veo 3.1
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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 · Veo 3.1 Oct 15, 2025
Widest inputsVeo 3.1Seedance v1.0 Pro Fast: Text prompts, Reference images · Veo 3.1: Text prompts, Reference images, Video
Native audioVeo 3.1Generates an audio track with the video: Seedance v1.0 Pro Fast no · Veo 3.1 yes
Image to videoBoth animate imagesStarts from an uploaded image: Seedance v1.0 Pro Fast yes · Veo 3.1 yes
Self-hostingNo open weightsBoth are available only through APIs and apps
Most API hostsVeo 3.1Seedance v1.0 Pro Fast: 1 · Veo 3.1: 3

02 — Side by side

Every spec in one table

Dashes mean the data is not published.

Seedance v1.0 Pro Fast vs Veo 3.1 specifications side by side
Specification	Seedance v1.0 Pro FastByteDance Seed	Veo 3.1Google
Quality (blind human votes)
Text to video arenaElo-style score · higher is better	—	1,364 ±14#12 of 48 · 13,741 votes
Image to video arenaElo-style score · higher is better	—	1,398 ±10#13 of 48 · 25,116 votes
Price
Starting price	—	$0.20/s 720p–1080p
Top price	—	$0.60/s 4K, with audio
10-second clip	—	$2.00at the starting rate
How it is billed	—	Per second
Output
Produces	Video	Video with sound
Resolutions	—	720p · 1080p · 4K
Highest resolution	—	4K
Clip length	—	4, 6 or 8 s
Longest clip	—	8 s
Sound	—	Optional
Frame control	—	First and last frame
Aspect ratios	—	16:9 · 9:16
Inputs
Text prompts	Yes	Yes
Start image (image to video)	Yes	Yes
Video input	No	Yes
Audio input	No	No
Access
Weights	Proprietary	Proprietary
API hosts	1	3 (best)
Released	Oct 24, 2025	Oct 15, 2025

03 — Questions

Which should you choose?

Which is better, Seedance v1.0 Pro Fast or Veo 3.1?

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.

Which is cheaper?

Veo 3.1 costs from $0.20/s (720p–1080p), up to $0.60/s (4K, with audio). A 10-second clip at the lowest rate: Veo 3.1 $2.00. Seedance v1.0 Pro Fast has no published per-second price. Prices are list rates and change often; check the lab before budgeting.

How long can the videos be, and at what resolution?

Seedance v1.0 Pro Fast: length not published; Veo 3.1: 4, 6 or 8 s, 720p / 1080p / 4K.

What is the difference between Seedance v1.0 Pro Fast and Veo 3.1?

Seedance v1.0 Pro Fast is a video model from ByteDance Seed (Oct 24, 2025), taking text prompts and reference images and producing video. Veo 3.1 is a video model from Google (Oct 15, 2025), taking text prompts, reference images and video and producing video with sound.

Which is newer?

Seedance v1.0 Pro Fast Oct 24, 2025; Veo 3.1 Oct 15, 2025.

Which generates video with sound?

Generates an audio track with the video: Seedance v1.0 Pro Fast no; Veo 3.1 yes.

Can I run any of these on my own hardware?

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