Compare
AI video model comparisons from our own tests
Every pair here ran on NOLGIA on the same prompt or the same start frame, and every clip on these pages is a real output from that run. A pair only appears once we have tested it; the rest of the catalog is on the models page with each model's own example and live price.
The full write-ups are on the blog, and every model has its own page in the model catalog.
The comparisons
Seedance 2.5 vs Kling 3.0On our inputs, Seedance 2.5 followed a detailed prompt more closely and kept a designed car's shape, the two were level on a backflip, and Kling 3.0 is the one for a real 4K file. Kling 3.0 is listed as Kling v3 in the catalog.Tested September 30, 2026
Veo 3.1 vs Seedance 2.5On our scored street scene both passed all eighteen checks. The differences were the camera, which Veo 3.1 moved far more than a slow push in, the render time, where Veo 3.1 came back sooner, and what each takes: Veo 3.1 renders 4, 6 or 8 second clips with speech, Seedance 2.5 runs up to 30 seconds and edits your own clips.Tested September 23, 2026- Veo 3.1 vs Kling 3.0On our scored street scene, Veo 3.1 passed all eighteen checks and Kling 3.0 passed fifteen: in both runs it put a person inside a shop the prompt said was empty. Veo 3.1 also came back sooner; Kling 3.0 offers a 4K tier and clips up to 15 seconds.Tested September 23, 2026
Seedance 2.5 vs Seedance 2.0 ProSeedance 2.5 tops out at 1080p and edits or extends your own clips; Seedance 2.0 Pro adds a real 4K tier. At 1080p on the same prompt, Seedance 2.5 returned the richer file: 10-bit HEVC at 16.8 Mb/s against 8-bit H.264 at 9.0 Mb/s.Tested September 23, 2026
Kling 3.0 vs Seedance 2.0 Pro at 4KBoth return a real 3840 by 2160 picture at their 4K tier, not a stretched 1080p frame. Kling 3.0's 4K file is H.264 and came back in 88 seconds; Seedance 2.0 Pro's is 10-bit HEVC and took 421.Tested September 23, 2026