Kling 4.0 hands-on tests and comparisons

A user who finally tried Kling 4.0 calls it an excellent SOTA video model, on par with Kling 3.0, without citing specific test details.

A Japanese creator shows a work-in-progress MV shot of a guitarist character, saying it took many generations and a mix of Kling 4.0 and Seedance 2.0 clips to approach the intended look.

A user's tests find Kling 4.0 has superior vocal delivery and handles non-standard words better, matches Seedance 2.5 on subtle performance direction, but is marginally worse at camera angles and fast motion.

A side-by-side test finds Kling 4.0 Flash costs a third less and nearly matches full 4.0 on simple shots, while 4.0 holds complex prompts better at 90 credits/~2 min versus 60 credits/~75 s.

A user tests how far Kling 4.0 can carry a single idea with multiple references and visual elements to keep consistent, instead of standalone shots.

In a 12-model comparison using one kitten prompt, Kling 4.0 placed 5th, hurt by heavy blur and soft body motion in fast actions, trailing Seedance 2.5, Grok and Wan 3.0.

A creator used no image references and generated a 30-second one-take fashion film with Kling 4.0, including 10 wardrobe changes synced to a 132 BPM beat.

The creator generated the look and character in ChatGPT, then used five reference images in Kling 4.0 to animate Jinx in a red WoW-style robe.

A user tested Kling 4.0 on a dramatic dialogue scene and was impressed by the lip sync, shot composition, and facial emotion, sharing the prompt.

A Japanese creator made a second comedic sports-day parents' tug-of-war short using only Kling 4.0 text prompts, presented as a series entry without model analysis.

A Japanese creator made a short film with Kling 4.0 and Suno music, saying the model delivers a convincing live-action look.

A team produced the AI short film 'echo' with TapNow and Kling 4.0 for the E.C.H.O. theme of Arena Peak Asia Tokyo 2026.