HeyGen vs Kling AI
as AI assistants see them, week of 2026-09-28
HeyGen edges out Kling AI overall, scoring 40 to 36, and gets named more often too (38 of 62 answers versus 32 of 62). HeyGen leads on ChatGPT's and Claude's scores at the low end but pulls ahead on Perplexity, 50 to 21. Both tools tie for best value for money, named in 4 of 4 answers each. HeyGen shows up most for talking-head scripts, multilingual lip sync, and small marketing teams, while Kling AI gets picked for budget-friendly tools, free options, and animating still images. Head-to-head, Kling AI leads in 8 questions, HeyGen in 7, with 5 ties.
Head to head
| metric | HeyGen | Kling AI |
|---|---|---|
| score | 40 | 36 |
| questions won | 16 | 14 |
By assistant
HeyGen
| assistant | score | named in, this week | usual spot, this week |
|---|---|---|---|
| ChatGPT | 34 | 40% of answers | #2.1 |
| Claude | 40 | 75% of answers | #6.8 |
| Gemini | not sampled this week | ||
| Perplexity | 50 | 65% of answers | #2.9 |
Kling AI
| assistant | score | named in, this week | usual spot, this week |
|---|---|---|---|
| ChatGPT | 43 | 55% of answers | #2.8 |
| Claude | 44 | 70% of answers | #4.9 |
| Gemini | not sampled this week | ||
| Perplexity | 21 | 25% of answers | #2.2 |
Where they differ
Only HeyGen gets named for
- What's the best AI tool to make a talking-head video from a script?
- What's the best AI video generator with lip sync in other languages?
- What's the best AI avatar video tool for training or explainer videos?
- What's the best AI tool to turn a blog post or doc into a video?
Only Kling AI gets named for
- Which AI video tool produces the most realistic footage?
- Which AI video generator has the best commercial licensing?
More comparisons
Not sold on either?
Scores count how often each assistant names a product, weighted by position. How the score works · Full AI video generators leaderboard