Model comparison
Seedance 2.5 Flash vs Seedance 2.5.
Six prompts, side by side.
We ran the same six prompts on both models. Same size, same length, one try each. See the clips, the render times and the credits.
The short answer
- Same prompt language. A prompt written for one works on the other.
- Flash rendered faster on all six prompts, in 95 seconds on average against 199.
- Flash costs 20 credits for a 5 second 720p clip. Seedance 2.5 costs 30.
- Both followed every prompt. Pick Flash to try ideas and Seedance 2.5 for 1080p and larger reference sets.
Try ideas on Flash. Render the keeper on Seedance 2.5 at 1080p with the same prompt.
What is different
| Seedance 2.5 Flash | Seedance 2.5 | |
|---|---|---|
| Price per second | 2 credits at 480p, 4 at 720p | 3 credits at 480p, 6 at 720p, 16 at 1080p |
| 5 second 720p clip | 20 credits | 30 credits |
| Resolutions | 480p, 720p | 480p, 720p, 1080p |
| Reference images | Up to 10 | Up to 30 |
| Reference videos | Up to 5 | Up to 10 |
| Audio tracks | Up to 5 | Up to 10 |
| Length | 4 to 30 seconds, or Auto | 4 to 30 seconds, or Auto |
| Sound and spoken lines | Yes | Yes |
Six prompts, side by side
Each pair uses the same prompt, 720p, 16:9 and 5 seconds. One render each.
A line of dialogue by a cafe window
Both follow the prompt. Flash rendered in 119 seconds and Seedance 2.5 in 160. Flash cost 20 credits and Seedance 2.5 cost 30. Flash fits quick tests of a spoken line. Seedance 2.5 fits the final take.
Medium close-up with a slow push in. A woman in her late twenties with long dark wavy hair and a cream knit sweater sits by a rain-streaked cafe window, wraps both hands around a steaming cup, looks into the lens with a warm smile and says softly in American English: {I almost didn't come. I'm glad I did.} Soft gray window light on her face, warm amber bokeh behind her, 50mm lens, shallow depth of field. Sound: rain on glass, quiet cafe murmur, no music.A punch in slow motion
Both follow the prompt. Flash rendered in 84 seconds and Seedance 2.5 in 156. Flash cost 20 credits and Seedance 2.5 cost 30. Flash fits trying camera angles for action. Seedance 2.5 fits the version you ship.
Low angle slow-motion shot. A woman boxer in her twenties with tight braids and a black sports top throws a hard right cross into a heavy bag, chalk dust bursting off her glove and sweat flying from her brow, a single hard spotlight cutting through haze in a dark gym, 35mm lens, crisp high contrast. Sound: the thud of the punch, a sharp exhale, chains rattling, no music.
A product rising from liquid
Both follow the prompt. Flash rendered in 80 seconds and Seedance 2.5 in 243. Flash cost 20 credits and Seedance 2.5 cost 30. Flash fits testing product ideas. Seedance 2.5 fits the hero shot, and it can go to 1080p.
Macro slow-motion commercial shot. An unlabeled frosted glass serum bottle with a rose gold cap rises out of rippling milk-white liquid, droplets streaming down its sides and a ring of ripples spreading outward, soft pink backlight and a clean light sweep across the glass, 100mm macro lens, glossy high-end look. Sound: a soft liquid swell and gentle drips, no music.
Anime style on a canal
Both follow the prompt. Flash rendered in 90 seconds and Seedance 2.5 in 197. Flash cost 20 credits and Seedance 2.5 cost 30. Flash fits trying art styles fast. Seedance 2.5 fits the finished piece.
Hand-painted anime film look, tracking shot from the side. A woman courier in her twenties with a yellow raincoat and a short black bob pedals a bicycle along a canal in a floating market town, paper lanterns swaying and laundry fluttering overhead, her hair and coat whipping in the wind, warm sunset palette with soft cel shading. Sound: bicycle bell, water lapping, distant market chatter, no music.
A fast drone flight
Both follow the prompt. Flash rendered in 95 seconds and Seedance 2.5 in 231. Flash cost 20 credits and Seedance 2.5 cost 30. Flash fits scouting a flight path. Seedance 2.5 fits the final render.
Aerial drone shot sweeping fast and low over emerald rice terraces at sunrise, skimming past palm trees and rising to reveal a tall waterfall pouring into a misty valley, long golden light rays cutting through the haze, 16mm wide lens, crisp high dynamic range color. Sound: rushing wind and the growing roar of the waterfall, no music.
A dancer on a rooftop
Both follow the prompt. Flash rendered in 103 seconds and Seedance 2.5 in 210. Flash cost 20 credits and Seedance 2.5 cost 30. Flash fits trying moves and light. Seedance 2.5 fits the keeper.
Full-body shot with the camera slowly circling. A man in his thirties with a short fade and an emerald velvet suit dances with sharp, fluid footwork on a city rooftop at golden hour, his open jacket swinging with each spin, skyline glowing behind him, 24mm lens, warm cinematic color. Sound: his shoes scuffing concrete, city hum below, a light breeze, no music.
Which one to use
- Use Flash for drafts, social clips, and many tries on the same idea.
- Use Seedance 2.5 for 1080p, big reference sets and final deliveries.
- Use both in one flow. Draft on Flash, then finish on Seedance 2.5.
Prompt tips for both models are in the Flash prompting guide and the Seedance 2.5 Prompting Guide.