Kling 3 vs Veo 3.1
Kling 3.0 and Google Veo 3.1 compared on price, resolution, aspect ratio, audio and motion quality — with both available on one credit balance at DubVoice.ai.
Short answer
Veo 3.1 is the better default. Veo 3.1 Fast delivers an 8-second clip with synchronised audio for 7,500 credits, which is about 17x cheaper than a 5-second silent Kling 3.0 clip at 125,000. Choose Kling 3 for two specific reasons: you need native 9:16 vertical without cropping, or the shot lives or dies on physical motion — a body moving through space, cloth, hair, a camera push that has to hold its geometry.
These are the two premium video models on DubVoice.ai and they are good at different things. The short version: Veo 3.1 generates its own audio and costs a fraction as much; Kling 3 renders vertical natively and handles physical motion better.
Both run on the same credit balance, so the comparison is about fit rather than commitment — you can use Kling for the hero shot and Veo for everything around it without a second subscription.
Side by side
| Kling 3 | Veo 3.1 | |
|---|---|---|
| Cheapest tier, one clip | 125,000 credits (5s, 720p) | 7,500 credits (8s, 720p — Fast tier)✓ |
| Top tier, one clip | 150,000 credits (5s, 1080p) | 25,500 credits (8s, 1080p)✓ |
| Clip length | 5 seconds | 8 seconds✓ |
| Max resolution | 1080p | 1080p |
| Aspect ratios | 16:9, 9:16, 1:1✓ | 16:9 only |
| Native audio | No | Yes — dialogue, ambience, effects✓ |
| Image-to-video | Yes | Yes |
| Physical motion realism | Best in catalogue✓ | Very good |
| Lighting and colour | Very good | Best in catalogue✓ |
A green cell is the better value in that row. Every price is what DubVoice.ai charges — one credit balance covers all of these models.
Which one should you use?
Frequently asked questions
Is Kling 3 better than Veo 3.1?
Not overall. Kling 3 is better at physical motion and is the only one of the two that renders 9:16 natively. Veo 3.1 generates synchronised audio, produces 8-second rather than 5-second clips, and costs roughly 17x less on its Fast tier. For most work Veo 3.1 is the better choice.
Which is cheaper, Kling 3 or Veo 3.1?
Veo 3.1, by a wide margin. Veo 3.1 Fast is 7,500 credits for an 8-second 720p clip. Kling 3.0 standard is 125,000 credits for a 5-second 720p clip.
Do either of them make vertical video?
Kling 3 does — 9:16 and 1:1 are native. The Veo 3.1 family is 16:9 only. If you need vertical from Veo you would have to crop, which loses the framing the model composed.
Can I use both on one account?
Yes. Both draw from the same DubVoice.ai credit balance, alongside text-to-speech, images and music. There is no subscription and credits never expire.
About DubVoice.ai
DubVoice.ai is an all-in-one AI creation platform for voice, video, images, music, dubbing and translation.