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Guide · Model comparison
Seedance 2.0 vs Veo 3.1: how the models compare
Seedance 2.0 vs Google's Veo 3.1, model to model: clip length, resolution, aspect ratios, inputs, audio, strengths and typical use cases, from official sources.
- Clip length
- Resolution
- Inputs
- Audio
- Official sources
Short answer
On KreatorFlow, Seedance 2.0 makes clips of 4 to 15 seconds in one generation, at 480p, 720p, 1080p and 4K, in 6 aspect ratios, with up to 9 images, 3 clips and 3 audio files as references. Google's official docs (checked 6 October 2026) describe Veo 3.1 as making 4, 6 or 8-second clips at 720p, 1080p and 4K, in 16:9 and 9:16, at 24 fps, with native audio always on, and as able to extend a clip in 7-second steps. Seedance gives you more length and formats per generation and more references; Veo stands out for native audio and scene extension.
Updated:
How to compare them fairly
- 1
Use the same prompt
Write one idea with a clear subject, one action and one camera move, and use it unchanged on both models.
- 2
Match the length
Veo makes 4, 6 or 8 seconds per generation; use one of those lengths on both so you compare like with like.
- 3
Test the sound
Ask for a specific sound (rain, one line of dialogue) and compare how well it fits the picture.
- 4
Compare with references
Repeat with your product photo or your character and see which model holds on to the reference better.
Seedance 2.0 vs Veo 3.1, fact by fact
Seedance 2.0 as the KreatorFlow studio offers it; Veo 3.1 as Google's official docs describe it (Gemini API, Vertex AI and Google DeepMind), checked 6 October 2026. No third-party prices.
| Seedance 2.0 on KreatorFlow | Veo 3.1 (official docs) | |
|---|---|---|
| Models | Seedance 2.0 and Seedance 2.0 Fast | Veo 3.1, 3.1 Fast and 3.1 Lite |
| Length per generation | 4 to 15 s | 4, 6 or 8 s; Veo 3.1 and 3.1 Fast extend a 720p clip in 7 s steps, up to 148 s |
| Resolutions | 480p, 720p, 1080p and 4K | 720p, 1080p and 4K on Veo 3.1 (1080p and 4K at 8 s only); no 4K on 3.1 Lite |
| Aspect ratios | 16:9, 4:3, 1:1, 3:4, 9:16 and 21:9 | 16:9 and 9:16 |
| Inputs | Text, up to 9 images, 3 clips and 3 audio files in one generation | Text, a starting image, first and last frame, up to 3 reference images, and a Veo video to extend |
| Audio | Generated audio, no extra credits | Native audio, always on: sound effects, ambient noise and dialogue |
| Characters | Saved characters called by @handle | Reference images of a character, scene or object |
Sources, as checked:
- Gemini API: generate videos with Veo 3.1 (Google AI for Developers), checked 6 October 2026: ai.google.dev/gemini-api/docs/veo
- Vertex AI: Veo 3.1 model reference (Google Cloud), checked 6 October 2026: docs.cloud.google.com/vertex-ai/generative-ai/docs/models/veo/3-1-generate
- Veo model page (Google DeepMind), checked 6 October 2026: deepmind.google/models/veo/
What Veo 3.1 does well
Veo 3.1 is Google DeepMind's video model, available in the Gemini API and on Vertex AI in three variants: Veo 3.1, Veo 3.1 Fast and Veo 3.1 Lite. Google highlights its realism, prompt adherence and physics, and presents it as its leading model for filmmakers and storytellers.
Its clearest trait is native audio: every video comes with generated sound, and the prompt can call for sound effects, ambient noise and dialogue. It can also extend one of its own clips in 7-second steps, up to 20 times, at 720p. According to the API docs, English is the fully supported prompt language.
What Seedance 2.0 does well
Seedance 2.0 is ByteDance's video model. On KreatorFlow it makes up to 15 seconds in one take and takes up to 9 images, 3 clips and 3 audio files as references at once, so you can pin down the face, the product, the motion and the rhythm in the same generation. Saved characters are called by their @handle.
It offers 6 aspect ratios (16:9, 4:3, 1:1, 3:4, 9:16 and 21:9), 480p, 720p, 1080p and 4K output and 14 one-click camera templates. A 5-second clip costs 15 credits at 720p and 25 at 1080p; Seedance 2.0 Fast brings drafts down to 12. Seedance 2.5 reaches 30 seconds in one shot. KreatorFlow is an official partner of BytePlus, ByteDance's enterprise AI platform.
Typical use cases for each model
Each one shines on different jobs, going by what it documents:
- Shots longer than 8 seconds without extensions: Seedance 2.0 (up to 15 s per generation).
- Ads with your real product, a fixed character and several references at once: Seedance 2.0.
- Square, 4:3, 3:4 or 21:9 widescreen formats: Seedance 2.0 (6 aspect ratios).
- Scenes with dialogue and ambient sound generated with the picture: Veo 3.1 (audio always on).
- Longer scenes built by extending one clip: Veo 3.1 (video extension).
Where Seedance on KreatorFlow fits best
Pick Seedance 2.0 on KreatorFlow when you need more length per generation, more formats or more control through references: your product, your character, a move you already have on video. You see the exact cost before you generate, draft on Fast, and only go to 1080p or 4K (Pro, Max and Business plans) for the final version.
If you are looking for a different platform overall (prices, plans, API), the Veo alternative page compares KreatorFlow as a product.
Frequently asked questions
Which is better, Seedance 2.0 or Veo 3.1?
It depends on the job. Seedance 2.0 gives you longer clips per generation, more formats and more references at once; Veo 3.1 stands out for always-on native audio and scene extension. The most reliable answer is to run the same prompt on both.
How long is a clip on each model?
On KreatorFlow, Seedance 2.0 makes 4 to 15 seconds per generation. Veo 3.1 makes 4, 6 or 8 seconds and can extend a 720p clip in 7-second steps up to 148 seconds in total.
Do both make 4K video?
Seedance 2.0 on KreatorFlow renders 480p, 720p, 1080p and 4K. Veo 3.1 offers 720p, 1080p and 4K, with 1080p and 4K for 8-second clips only; Veo 3.1 Lite has no 4K.
Do both generate audio?
Yes. Seedance 2.0 generates audio at no extra credit cost on KreatorFlow. On Veo 3.1 native audio is always on and covers sound effects, ambient noise and dialogue.
Where do the Veo facts come from?
From Google's official documentation: the Gemini API, Vertex AI and Google DeepMind's Veo page, checked 6 October 2026. The sources are listed under the table. Where two official pages disagree, the fact is left out.
Put Seedance 2.0 to the test
Take your prompt to the KreatorFlow studio and compare for yourself. Video starts on the Creator plan, and the cost is shown before every generation.