Seedance vs Kling vs Veo: which AI video model should you use?
By the ShortsMachine team · Updated
Seedance (ByteDance), Kling (Kuaishou) and Veo (Google) are three of the most-used premium AI video models in 2026. All three can turn text or a start image into a high-quality clip with sound, but they differ in clip length, resolution, price and where they shine.
We run all three inside ShortsMachine, so this comparison uses the exact specs and prices we offer, not marketing claims.
Side by side
| Model | Maker | Resolution | Clip length | Formats | Sound | Plan |
|---|---|---|---|---|---|---|
| Seedance 2.0 | ByteDance | 720p | 4–15s | 16:9, 9:16, 1:1 | Voiceover + model audio | Clip pack |
| Seedance 2.0 Mini | ByteDance | 720p | 4–10s | 16:9, 9:16, 1:1 | Voiceover + model audio | Premium |
| Kling 3.0 | Kuaishou | 720p | 3–15s | 16:9, 9:16, 1:1 | Voiceover + model audio | Premium |
| Veo 3.1 Fast | 1080p | 4/6/8s | 16:9, 9:16 | Voiceover + model audio | Clip pack |
Specs as offered in ShortsMachine (October 2026). Clips are stitched, so any model can make videos up to 5 minutes.
Seedance: longest shots and strong stylised motion
Seedance 2.0 supports clips of 4 to 15 seconds, the longest of the three, which means fewer cuts in a long video. It handles both stylised and realistic looks well and generates its own audio by default. Seedance 2.0 Mini trades some quality for a lower price and 4–10 second clips, which makes it practical for everyday use.
Kling: motion and physicality
Kling 3.0 is the pick when movement has to look physical — people walking and turning, fabric and hair moving, objects with weight. It makes 3 to 15-second clips at 720p and can start from (and end on) a chosen frame, which is useful for continuity between scenes.
Veo: realism and polish
Veo 3.1 Fast produces the most polished, realistic footage of the three and outputs 1080p, but only in 4, 6 or 8-second clips. It costs more per second, so it is best reserved for hero shots, ads and flagship videos.
Quick decision guide
- Long continuous shots or stylised stories: Seedance 2.0.
- Everyday premium quality inside a monthly plan: Seedance 2.0 Mini or Kling 3.0 (Premium plan).
- Movement-heavy scenes and character acting: Kling 3.0.
- Maximum realism for ads and hero shots: Veo 3.1.
- Tight budget: none of these — start with Wan 2.2 Fast, HeyGen Video 1 or Grok Imagine Lite.
Frequently asked questions
Which is cheapest: Seedance, Kling or Veo?
In ShortsMachine, Kling 3.0 (8 credits per second) and Seedance 2.0 Mini (9 credits per second) are included in Premium plan credits. Veo 3.1 and Seedance 2.0 are sold as clip packs: $12.99 for 5 Veo clips and $19.99 for 5 Seedance clips, one clip per scene.
Which makes the longest clips?
Seedance 2.0 and Kling 3.0 both go up to 15 seconds; Veo 3.1 Fast tops out at 8 seconds. With scene stitching, all of them can be used for videos up to 5 minutes.
Put this guide into practice
Type an idea and ShortsMachine writes the script, generates every scene, adds a voiceover and captions, and stitches it into one video — up to 5 minutes long.
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