What video lengths, sizes and formats can I make?
Most video is 4–15 seconds (up to 30 on Seedance 2.5), from 480p up to 4K, in 16:9, 9:16, 1:1, 4:3, 3:4 or 21:9.
Which resolutions can I use?
480p and 720p on every paid plan. 1080p and 4K on Pro, Max and Business. Seedance 2 Fast and Mini go up to 1080p.
How long can a video be?
4 to 15 seconds, or Auto. Seedance 2.5 goes up to 30 seconds. Seedance 1.5 needs a fixed length.
Which aspect ratios are there?
16:9, 9:16 (vertical for TikTok and Reels), 1:1, 4:3, 3:4 and 21:9. Images also have 2:3, 3:2 and Auto.
Text, image or video to video
Start from a prompt, animate an image, or use a video as a reference. Seedance 1.5 can use two images as start and end frames.
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