AICompare

Synthesia vs HeyGen

Head-to-head comparison — updated April 2026

Synthesia

Synthesia

AI video generation with avatars

Free plan$29/mo4.7Cheaper
Try Synthesia
VS
HeyGen

HeyGen

AI video creation platform

Free plan$29/mo4.8Higher rated
Try HeyGen

Our Verdict

Choose Synthelia for template-driven workflows and custom branding needs. Choose HeyGen for multilingual projects requiring diverse avatars and voice personalization capabilities.

Why Synthesia?

65 templates for faster video creation
Custom avatar creation capability
140 language support

Why HeyGen?

175 language support for broader global reach
300 AI avatars for more character variety
Voice cloning feature for personalized narration
URL-to-video conversion for automated content creation

Feature Comparison

FeatureSynthesiaHeyGen
languages140175
templates65
ai avatars230300
api access
custom avatars
url to video
voice cloning

Synthesia Pricing

Free/mo
Paid from $29/mo
Full review →

HeyGen Pricing

Free/mo
Paid from $29/mo
Full review →

Which Should You Choose?

Both Synthesia and HeyGen are strong tools in the AI video space. HeyGen has higher user ratings overall. Choose Synthesia if you value languages and templates. Choose HeyGen if you want to start free.