Synthesia vs HeyGen: Which One Should You Pick?

Two of the biggest names in AI Video. We compared features, pricing, and real-world use so you don't have to guess — here's the straight answer.

Synthesia

HeyGen

📊 Side-by-Side Comparison

	Synthesia	HeyGen
Pricing	free plan + from ~$29/mo (approximate)	free plan + Creator from $29/mo (approximate)
Free tier	Yes	Yes
Our rating	★ 4.4	★ 4.4
Top strengths	230+ realistic AI avatars presenting your script in 140+ languages Personal avatars: create a digital twin of yourself from a short recording AI dubbing and one-click translation of videos into 80+ languages	Avatar IV engine: photorealistic talking avatars from 700+ stock faces or your own custom video avatar Video translation with lip-synced dubbing into 175+ languages while preserving your voice Voice cloning, text-to-speech scripts, and script proofreading before rendering
Official site	Synthesia →	HeyGen →

Our Verdict

Pick Synthesia if you make corporate training, onboarding, or compliance videos: its free plan gives 10 video minutes a month against HeyGen's 3-video cap, Starter starts cheaper at $19/mo, and credit-based pricing stays predictable for steady output. Pick HeyGen if realism matters most: its Avatar IV engine produces the most lifelike talking avatars in the category, and Creator at $29/mo fits marketers making presenter-led promos with lip-synced translation into 175 languages. For training teams, Synthesia; for marketing videos, HeyGen.

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