Video model comparisonSeedance 2.5vsVeo 3.1

One long take built on references, against short, polished shots. Compared on what you can set and what it costs.

5 free credits to start, no card needed. In AIFACECRAFT, Seedance 2.5 is on the Premium and Ultra plans.

Behind the title: an image from the AIFACECRAFT Studio.

The short answer

Seedance 2.5 makes one take of up to thirty seconds and draws on many references at once. Veo 3.1 makes eight-second shots that you build on by extending.

In AIFACECRAFT, from the Studio’s own settings

Head to head.

Longest clip: Seedance 2.5: 30 s; Veo 3.1: 8 s
Keyframes between first and last: Seedance 2.5: —; Veo 3.1: —
Reference images: Seedance 2.5: 30; Veo 3.1: 3
Reference videos: Seedance 2.5: 10; Veo 3.1: —
Top resolution: Seedance 2.5: 1080p; Veo 3.1: 1080p
Sound: Seedance 2.5: Your choice; Veo 3.1: Always on
Edit or extend: Seedance 2.5: Edit, Extend; Veo 3.1: Extend
Credits, 8 s at top resolution: Seedance 2.5: 117; Veo 3.1: 80

Longer bars mean more, except credits, where the shorter bar costs less. Your plan’s benefits apply in the Studio, which shows the exact cost before you generate. In AIFACECRAFT, Seedance 2.5 is on the Premium and Ultra plans.

As announced.

What each developer says about its own model. AIFACECRAFT may offer a subset; the head-to-head above shows what you can set here.

Seedance 2.5 vs Veo 3.1 as announced by their developers, checked November 9, 2026
Feature	Seedance 2.5	Veo 3.1
Developer	ByteDance Seed	Google DeepMind
Released	July 31, 2026	October 15, 2025
Length per generation	Up to 30 s in one pass	8-second clips (4 and 6 s also offered), extendable
Top resolution	Not stated by ByteDance Seed; Dreamina’s pages say up to 4K	1080p and 4K, by upscaling
Sound	Audio and video generated jointly, in sync	Native audio
Frame control	Not stated in the launch post	First and last frame
References	Up to 30 images, 10 videos and 10 audio clips	Up to 3 images
Edit and extend	Timestamp-level editing and multi-round extension	Extend and insert objects
Where to use it	Jimeng AI and Doubao, Dreamina and CapCut, AIFACECRAFT	Google Flow, the Gemini app (Ultra), Google Vids, AIFACECRAFT

Sources, checked November 9, 2026: ByteDance Seed: Introducing Seedance 2.5 · Dreamina: Seedance 2.5 vs 2.0 · Google: Veo 3.1 and Flow updates · Google DeepMind: Veo · Google: Veo 3.1 Ingredients to Video, 1080p and 4K upscaling · Gemini API: Veo 3.1 preview shutdown · Google: Gemini Omni 1.1 Flash. Prices and features change; check each site before you buy.

Where each wins.

Choose Seedance 2.5 for

One continuous take longer than 8 seconds.
Many reference images and videos in one brief.
Editing an existing clip as well as extending it.
A 480p draft before the final take.

Seedance 2.5 guide

Choose Veo 3.1 for

Short shots that you extend one after another.
A workflow already built around Google Flow or Gemini.
Fewer credits for the same 8-second clip in AIFACECRAFT (80 against 117).

Veo 3.1 guide

Questions, answered.

Which makes longer videos, Seedance 2.5 or Veo 3.1?

Seedance 2.5 makes up to 30 seconds in one pass. Veo 3.1 makes 4, 6 or 8 second clips that you can extend.

Which costs less in AIFACECRAFT?

For an 8-second clip with sound at each model’s top resolution, Seedance 2.5 costs 117 credits (1080p) and Veo 3.1 costs 80 credits (1080p) in AIFACECRAFT, so Veo 3.1 is the lower-cost choice for that clip. Your plan’s benefits apply, and the Studio shows the exact cost before you generate.

Which takes more references?

ByteDance announces up to 30 images, 10 videos and 10 audio clips for Seedance 2.5; Google announces up to 3 images for Veo 3.1. The head-to-head above shows what you can attach in the AIFACECRAFT Studio.

Do both make sound?

Yes. In AIFACECRAFT, you choose whether Seedance 2.5 adds sound, and Veo 3.1 adds sound to every clip.

Is Veo 3.1 still Google’s newest video model?

No. Google’s newer video model is Gemini Omni; Gemini Omni 1.1 Flash became generally available on August 27, 2026. Google shut down the Veo 3.1 preview models in the Gemini API on October 22, 2026, while Veo 3.1 stays in Flow, in Gemini plans and in AIFACECRAFT.