Seedance 2.0 Fast vs Seedance 2.0: Which Tier Should You Use?
Seedance 2.0 ships in two flavors: the standard tier and Seedance 2.0 Fast. They share the same engine; Fast trades a little fidelity for big speed and cost savings. Here’s the workflow most pros settle on.
Quality difference
Standard Seedance 2.0 has more refined motion blur, slightly better identity hold and tighter prompt adherence at 1080p. Fast is closer than you’d expect — most viewers can’t tell at 720p.
Speed
Fast is roughly 2× quicker. Use it for drafts, social-first content, or A/B testing prompts.
Price
Fast is meaningfully cheaper per second. Live rates on /seedance-20.
Workflow
- Iterate prompts on Seedance 2.0 Fast at 720p.
- Lock the prompt and seed.
- Render the final on Seedance 2.0 at 1080p.
[INSERT_IMAGE: screenshot of switching from Fast to standard on the generation panel]
When to skip Fast
- Hero shots and brand work.
- Fast image-to-video on tightly-framed faces (identity is more critical).
- Final 1080p deliverables.
FAQ
Same prompts on both tiers?
Yes. Same prompt grammar, same seeds, same control.
Same maximum duration?
Yes — 4–12 s native.
Can I upscale a Fast clip later?
You can, but it’s usually faster to re-render the locked prompt on standard than to upscale.