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Model Comparison
Seedance v1 vs Seedance 1.5 Pro motion quality jump
The core difference between Seedance 1.5 Pro and Seedance v1 is this: Seedance 1.5 Pro adds smoother body motion and longer durations. Seedance v1 is the entry tier for ideation and fast concept tests. Based on the current dataset, Seedance 1.5 Pro leads in aggregate quality rating by 1.0 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 1.5 Pro | Seedance v1 |
|---|---|---|
| Brand | ByteDance | ByteDance |
| Editorial rating | 4.0 / 5 | 3.0 / 5 |
| Pricing tier | Free tier | Free tier |
| Max resolution | 480p · 720p · 1080p | 480p · 720p · 1080p |
| Durations supported | 4s · 8s · 12s | 5s · 10s |
| Native audio | Supported | Not supported |
| Inputs supported | image · text | image · text |
| Aspect ratios | 16:9 · 9:16 · 1:1 · 4:3 · 3:4 | 16:9 · 9:16 |
| Best scene | Viral dance routines | 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 | Tie |
| I need longer single-clip duration | Seedance 1.5 Pro |
| I need native audio, no extra mixing | Seedance 1.5 Pro |
| I trust the editorial rating | Seedance 1.5 Pro |
| 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 1.5 Pro
Extended 12s duration for full-body tracking
Seedance v1
Full-body motion — dance, sports, gestures