Seedance 2.5 vs Seedance 2.0: What Changed and Which Should You Use?
As of October 2026, pick Seedance 2.5 on Kensa when a clip must run longer than 15 seconds (up to 30) or be 1080P (paid plans). Pick Seedance 2.0 when 15 seconds and 720P are enough: it costs fewer credits per second, 7.7 against 10.3 at 480P and 16.94 against 22.1 at 720P. A 4-second 480P clip is 31 credits on 2.0 and 42 on 2.5. Both include native audio at no extra cost.
Checked October 15, 2026. Kensa credit prices come from Kensa's billing configuration. Kensa publishes this page and sells access to both models; we don't rank visual quality, so run the same prompt on both.
Seedance 2.5 and Seedance 2.0 are both ByteDance video models, and both run on Kensa on the same credit balance, with native audio at no extra credit cost. Seedance 2.5 has been on Kensa since October 15, 2026; its upstream API opened on August 7, 2026.
On Kensa the verified differences are length, resolution and price. Seedance 2.5 makes clips of 4, 5, 6, 8, 10, 12, 15, 20 or 30 seconds at 480P, 720P or 1080P; Seedance 2.0 makes 4–15-second clips at 480P or 720P. Seedance 2.5 costs 10.3, 22.1 or 55.3 credits per second; Seedance 2.0 costs 7.7 or 16.94. We don't rank visual quality: run the same prompt on both.
Seedance 2.5 vs Seedance 2.0: specs on Kensa
Seedance 2.5 wins on length and resolution; Seedance 2.0 wins on price per second.
| Feature | Seedance 2.5 | Seedance 2.0 |
|---|---|---|
| Resolution on Kensa | 480P, 720P, 1080P (1080P on paid plans) | 480P, 720P |
| Clip length | 4, 5, 6, 8, 10, 12, 15, 20 or 30 s | 4–15 s |
| Aspect ratios (text to video) | 16:9, 9:16, 1:1, 4:3, 3:4, 21:9 | 16:9, 9:16, 1:1, 4:3, 3:4, 21:9 |
| Image to video | 1 image = first frame; 2 images = first + last frame; follows the image's aspect ratio | First frame, or first + last frame |
| Reference images | Yes (reference to video) | Yes (Reference to Video tool) |
| Audio | Native, on by default, no extra credits | Native, no extra credits |
| Price per second | 10.3 / 22.1 / 55.3 credits (480P / 720P / 1080P) | 7.7 / 16.94 credits (480P / 720P) |
| Cheapest clip (4 s at 480P) | 42 credits | 31 credits |
| Generation time on Kensa | About 2.5 min for a 4 s 480P text-to-video clip (one test) | Not measured |
| Where on Kensa | Text to Video, Image to Video | Seedance 2.0 Video, Reference to Video, E-commerce Video |
| Visual quality | Not ranked: run the same prompt on both | Not ranked: run the same prompt on both |
Sources
What each clip costs in credits
For every clip both models can make, Seedance 2.5 costs 1.30–1.35× as many credits as Seedance 2.0.
| Clip | Seedance 2.5 | Seedance 2.0 | Difference |
|---|---|---|---|
| 4s @ 480p | 42 credits | 31 credits | Seedance 2.5 uses 11 more credits (about 1.35×) |
| 10s @ 480p | 103 credits | 77 credits | Seedance 2.5 uses 26 more credits (about 1.34×) |
| 10s @ 720p | 221 credits | 170 credits | Seedance 2.5 uses 51 more credits (about 1.30×) |
| 15s @ 720p | 332 credits | 255 credits | Seedance 2.5 uses 77 more credits (about 1.30×) |
| 20s @ 480p | 206 credits | Not available (max 15 s) | Only Seedance 2.5 goes past 15 seconds |
| 30s @ 480p | 309 credits | Not available (max 15 s) | Only Seedance 2.5 makes 30-second clips |
| 10s @ 1080p | 553 credits (paid plans) | Not available (max 720p) | Only Seedance 2.5 offers 1080P |
Seedance 2.5
ByteDance10.3 / 22.1 / 55.3 credits/s (480P / 720P / 1080P), native audio included
- Clips up to 30 seconds (4, 5, 6, 8, 10, 12, 15, 20 or 30 s)
- 1080P on paid plans
- First + last frame and reference images
- Native audio on by default, no extra credits
Best for: Shots longer than 15 seconds and 1080P deliverables.
Seedance 2.0
ByteDance7.7 / 16.94 credits/s (480P / 720P), native audio included
- 4–15-second clips
- About 1.30× fewer credits per second than Seedance 2.5
- First + last frame and reference images
- 6 aspect ratios, including 21:9
Best for: Clips up to 15 seconds at 480P or 720P, where the lower price per second matters.
Which to pick by shot
Choose by what the shot needs: Seedance 2.5 for more than 15 seconds or 1080P, Seedance 2.0 for shorter clips at 480P or 720P.
One shot longer than 15 seconds
→ Seedance 2.5
Clips of 20 or 30 seconds; Seedance 2.0 stops at 15 seconds.
1080P delivery
→ Seedance 2.5
1080P on paid plans (55.3 credits/s); Seedance 2.0 stops at 720P on Kensa.
Social clips up to 15 seconds at 480P or 720P
→ Seedance 2.0
The same lengths up to 15 seconds for about 1.30× fewer credits per second, with native audio.
Testing a prompt cheaply
→ Seedance 2.0 (480P)
31 credits for 4 seconds. If the final shot will be made on Seedance 2.5, test it there at 480P instead (42 credits).
Fixed first and last frame
→ Either
Both accept two images as the first and last frame; choose by length, resolution and price.
Limitations to know before you pick
Both models have trade-offs on Kensa; Seedance 2.5's are mostly about price.
- Seedance 2.5 costs about 1.30–1.35× as many credits per second as Seedance 2.0 at the same resolution.
- 1080P on Seedance 2.5 needs a paid plan (from $9.90 a month); one-time packs alone don't unlock it.
- Neither model fits in the 15 free credits for Google sign-ups: the cheapest clips are 31 and 42 credits.
- Long 1080P clips use many credits: 30 seconds at 1080P is 1,659 credits, more than the Basic (280) or Pro (960) monthly credits.
- We have timed Seedance 2.5 for one configuration only (about 2.5 minutes for 4 seconds at 480P) and haven't timed Seedance 2.0; we don't rank visual quality.
Using both on Kensa
You don't have to choose once: both models run on the same Kensa credit balance.
Try Seedance 2.5 and Seedance 2.0 on Kensa
Seedance 2.5 clips start at 42 credits and Seedance 2.0 clips at 31 (4 seconds at 480P). Plans start at $9.90 a month for 280 credits.