AI avatar video platforms that let you create talking-head videos without cameras. Both are popular but serve slightly different markets.
| Feature | Synthesia | HeyGen |
|---|---|---|
| Avatar Count | 230+ Winner | 100+ |
| Languages | 140+ Winner | 40+ |
| Avatar Realism | Very good | Slightly more natural Winner |
| Custom Avatars | Enterprise only | Available on Pro Winner |
| Starting Price | $22/month | $24/month |
| Free Tier | Free demo video | 1 free credit Winner |
| Video Length Limit | Varies by plan | More generous Winner |
| Templates | 65+ Winner | Growing library |
| API | Enterprise only | Available on Pro Winner |
| Best For | Corporate training Winner | Marketing videos Winner |
Choose Synthesia for enterprise training content with the widest language and avatar selection. Choose HeyGen for marketing-focused videos with better custom avatar options at lower tiers. Both are excellent — the choice comes down to whether your primary use case is internal training (Synthesia) or external marketing (HeyGen).