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Model Comparison
Seedance v1 vs Seedance 2 upgrade decision
The core difference between Seedance 2.0 and Seedance v1 is this: Seedance 2 brings native audio and multi-shot multimodal reference; Seedance v1 remains the budget tier for fast solo-clip generation. Based on the current dataset, Seedance 2.0 leads in aggregate quality rating by 2.0 points, but the final choice should follow your budget and scene priority.
Last updated: 2026-05-20
Side-by-side specs — brand, pricing, resolution, duration, audio, inputs and aspect ratios.
| Dimension | Seedance 2.0 | Seedance v1 |
|---|---|---|
| Brand | ByteDance | ByteDance |
| Editorial rating | 5.0 / 5 | 3.0 / 5 |
| Pricing tier | Free tier | Free tier |
| Max resolution | 480p · 720p | 480p · 720p · 1080p |
| Durations supported | 5s · 10s · 15s | 5s · 10s |
| Native audio | Supported | Not supported |
| Inputs supported | image · video | image · text |
| Aspect ratios | 16:9 · 9:16 · 1:1 · 4:3 · 3:4 | 16:9 · 9:16 |
| Best scene | Extreme acrobatics | Dance choreography |
Auto-recommended from spec data — for edge cases, jump back to each model guide for strengths and limitations.
| Your need | Recommendation |
|---|---|
| I need higher resolution ceiling | Seedance v1 |
| I need longer single-clip duration | Seedance 2.0 |
| I need native audio, no extra mixing | Seedance 2.0 |
| I trust the editorial rating | Seedance 2.0 |
| I want free access, no subscription | Both are free |
The qualitative deltas the spec table cannot show — each model's key strengths and known limitations.
Seedance 2.0
The ultimate choreography and tracking engine
Seedance v1
Full-body motion — dance, sports, gestures