What's the difference between Flux 3 Max and Seedance 2.5?

Flux 3 Max generates 5 to 20-second clips at up to 1080p from text or from a start and optional end frame. Seedance 2.5 generates 4 to 30-second clips at up to 1080p and accepts up to 30 images, 10 videos and 10 audio clips as references, with edit and extend modes.

Which makes longer videos?

Seedance 2.5 - up to 30 seconds, or auto length. Flux 3 Max goes up to 20 seconds.

Which has higher resolution?

Neither: both top out at 1080p. Seedance 2.5 also offers 480p; Flux 3 Max also offers 720p.

Do both Flux 3 Max and Seedance 2.5 generate audio?

Yes. Both generate audio together with the video, on by default, and both let you switch it off.

Which accepts more references?

Seedance 2.5 - up to 30 images, 10 videos and 10 audio clips. Flux 3 Max takes a start and an optional end frame; Flux 3 Max Keyframes takes up to 10 images.

Which supports more aspect ratios?

Flux 3 Max, with eight: auto, 21:9, 2:1, 16:9, 4:3, 1:1, 3:4 and 9:16. Seedance 2.5 offers seven: 16:9, 9:16, 1:1, 4:3, 3:4, 21:9 and adaptive.

Where can I try Flux 3 Max and Seedance 2.5?

Both are available in Picsart's AI Playground, where you can generate and compare them from a single prompt. Content can be used commercially, subject to Picsart's terms of use.

BLACK FOREST LABS FLUX 3 MAX VS BYTEDANCE SEEDANCE 2.5

Flux 3 Max vs Seedance 2.5: frame control or 30-second scenes?

Flux 3 Max and Seedance 2.5 both generate video with audio from text or from start and end frames. This Flux 3 Max vs Seedance 2.5 comparison covers clip length, resolution, aspect ratios, references and controls, so you can choose the right model for each project. Try both side by side in AI Playground.

Generate with Flux 3 Max

Start

End

Ref

Video

Audio

Describe your video and generate with Seedance 2.5

Feature comparison overview

Compare Flux 3 Max vs Seedance 2.5 side by side: audio, resolution, clip length, aspect ratios, frames and references.

Feature

Developer

Native audio

Resolution

Clip length

Aspect ratios

Start frame

End frame

References

Edit and extend

Output

Extra controls

Best for

Flux 3 Max (Black Forest Labs)

Black Forest Labs

Yes - on by default, can be switched off

720p or 1080p

5 to 20 seconds, any whole second

Eight: auto, 21:9, 2:1, 16:9, 4:3, 1:1, 3:4, 9:16

Yes

Yes (optional)

No - frames only (Flux 3 Max Keyframes takes up to 10 images)

Video with optional audio

Reasoning level (low or high), seed

Frame-to-frame shots in a wide choice of formats

Seedance 2.5 (ByteDance)

ByteDance

Yes - on by default, can be switched off

480p, 720p or 1080p

4 to 30 seconds, or auto

Seven: 16:9, 9:16, 1:1, 4:3, 3:4, 21:9, adaptive

Yes

Yes (optional)

Up to 30 images, 10 videos and 10 audio clips

Yes - reference, edit and extend modes

MP4 or MOV, 10-bit or 8-bit color

Draft mode, return last frame

Long, reference-heavy scenes up to 30 seconds

MEET THE MODELS

Get to know Flux 3 Max and Seedance 2.5

Flux 3 Max is the Max tier of Black Forest Labs' Flux 3 video: text-to-video, or motion from a start frame to an optional end frame, up to 20 seconds at 1080p. Seedance 2.5 is ByteDance's video model: up to 30 seconds at up to 1080p, guided by up to 30 images, 10 videos and 10 audio clips, with modes to edit and extend. Both generate audio with the picture. Try them both in our AI Playground.

CLIP LENGTH

Flux 3 Max vs Seedance 2.5 on clip length

Seedance 2.5 runs longer: 4 to 30 seconds, or auto, which lets the model choose. Flux 3 Max covers 5 to 20 seconds in 1-second steps. For a full scene in one generation, Seedance 2.5 has more room; for clips that must hit a set length between two frames, Flux 3 Max gives you exact control.

RESOLUTION & FORMAT

Both reach 1080p, framed differently

Both models top out at 1080p; Seedance 2.5 also renders at 480p, Flux 3 Max at 720p. Flux 3 Max offers eight framings, including 2:1 and an auto ratio that follows your start frame. Seedance 2.5 offers seven, including adaptive, and exports MP4 or MOV with 10-bit color for grading.

FRAMES & REFERENCES

Start and end frames vs 50 references

Both take a start frame and an optional end frame. Seedance 2.5 goes much further on references: up to 30 images, 10 videos and 10 audio clips, plus reference, edit and extend modes for working on existing footage. Flux 3 Max stays focused on frames, with a reasoning level and a seed; Flux 3 Max Keyframes adds up to 10 keyframe images.

PICK YOUR MODEL

Choose Flux 3 Max or Seedance 2.5 in Picsart

Choose Flux 3 Max when a shot has to travel between two frames you choose, in almost any format. Choose Seedance 2.5 for longer scenes driven by many references, or to edit and extend video you already have. Or use both: in Picsart's AI Playground you can run the same prompt through each and keep the better take.

Flux 3 Max vs Seedance 2.5 FAQ

Answers about generating video with Flux 3 Max and Seedance 2.5 in Picsart.

Flux 3 Max generates 5 to 20-second clips at up to 1080p from text or from a start and optional end frame. Seedance 2.5 generates 4 to 30-second clips at up to 1080p and accepts up to 30 images, 10 videos and 10 audio clips as references, with edit and extend modes.