HeyGen vs Synthesia: Which One Should You Choose?

HeyGen vs Synthesia is a choice between avatar realism and enterprise governance. HeyGen gives creators more languages, longer videos, and 4K export for less money per minute produced. Synthesia gives training teams approval workflows, SCORM export, and SSO. Both charge $29 for their entry paid plan, but they meter output very differently.

HeyGen vs Synthesia: the short answer

HeyGen is the better pick for creators, marketers, and small teams producing volume, because its Creator plan allows 30-minute videos rather than a monthly minute quota. Synthesia is the better pick for large organisations, where governance, learning-platform export, and shared workspaces outrank raw output.

The pricing looks identical at the entry tier and diverges immediately above it. HeyGen Professional is $49 per month with 4K export; the equivalent Synthesia step, Creator, is $89 per month. Volume buyers feel that gap every billing cycle.

Both platforms sit in the same category we cover in our roundup of the best AI avatar video tools, where HeyGen ranked first overall and Synthesia first for enterprise training.

What is HeyGen?

HeyGen is an AI video platform that turns a written script into a video of a synthetic presenter, using a library of 700+ stock avatars and 175+ languages on paid plans. It also builds custom avatars, or digital twins, from consent footage of a real person.

Its centre of gravity is marketing and creator output: product explainers, sales outreach, localised social video, and short-form content published at pace. Paid plans allow videos up to 30 minutes, and Professional lifts export to 4K.

Our full HeyGen review covers avatar setup, voice cloning, and the digital-twin consent process in detail.

What is Synthesia?

Synthesia is an AI video platform built around corporate learning and internal communication, supporting 160+ languages and an avatar library that scales from nine on the free plan to 240+ on Enterprise. Its differentiators are workflow and compliance rather than visual fidelity.

Enterprise tiers add SAML and SSO, live collaboration, brand kits, SCORM export for learning management systems, and a dedicated customer success manager. Those features decide procurement inside large organisations far more often than lip-sync quality does.

The constraint is metering. Synthesia sells video minutes, and the paid Starter plan includes the same 10 minutes per month as the free tier.

HeyGen vs Synthesia pricing compared

HeyGen and Synthesia both start paid access at $29 per month, but Synthesia discounts harder on annual billing while HeyGen gives more output for the same monthly rate. The real difference appears at the second tier, where Synthesia costs $89 against HeyGen’s $49.

Source: heygen.com/pricing and synthesia.io/pricing, checked July 2026. Annual rates shown as effective monthly cost.

Synthesia is cheaper if you commit annually at the entry tier, at $18 versus $24 per month, while HeyGen is cheaper at every level above that.

Which free plan gives you more?

Synthesia’s free plan gives more total output, at 10 minutes of video per month across nine avatars, while HeyGen’s free plan caps each video at one minute but exposes a larger avatar library and 1080p export. Both apply branding to free output.

For evaluation purposes the shapes differ usefully. HeyGen’s one-minute cap is enough to judge lip-sync and voice quality on a real script. Synthesia’s monthly pool is better for testing a full training module structure end to end.

Neither free tier suits published work. HeyGen watermarks free output, and Synthesia keeps its logo until the Starter plan removes it.

Avatar quality and realism compared

HeyGen produces the more convincing presenter in side-by-side testing, holding lip-sync accuracy and facial micro-movement at full-screen playback where Synthesia avatars read as slightly more static. The gap narrows in small vertical crops and widens on desktop.

Library size reinforces the difference. HeyGen lists 700+ avatars on paid plans against Synthesia’s 125+ on Starter and 180+ on Creator, so HeyGen offers more scope to match a presenter to an audience.

Realism matters less than it appears for training content, where viewers are watching for information rather than judging production. It matters more for marketing, where the avatar carries the brand impression in the first three seconds.

Custom avatars and digital twins

Both platforms build an avatar of a real person from consent footage, and both require documented permission before generating it. HeyGen includes custom avatar access from the Creator plan and five on Business; Synthesia includes a personal avatar from Starter and five on Creator.

HeyGen’s twins are the stronger implementation for founder-led sales and recurring updates, because the fidelity is high enough that a familiar audience accepts the presenter. Synthesia’s personal avatars serve a different purpose: putting a known internal trainer in front of staff without booking studio time.

Enterprise buyers should note the ceiling. Synthesia allows unlimited personal avatars on Enterprise, while HeyGen lists 10+ custom avatars at that level.

Language coverage and dubbing

HeyGen supports 175+ languages and dialects on paid plans against Synthesia’s 160+, and both let one master script serve several markets without hiring native-speaking presenters. HeyGen’s free tier covers 30+ languages, so multilingual output requires a paid plan.

Synthesia includes AI dubbing from the Starter plan and one-click translations across 80+ languages on Enterprise, which suits rolling an approved training video out to regional teams. HeyGen’s advantage is breadth of dialect within a language rather than translation workflow.

For most buyers the language counts are close enough to be a tiebreaker rather than a deciding factor.

Video minutes, length caps and export limits

This is where the two platforms genuinely diverge. HeyGen limits the length of an individual video but not the number of videos on paid plans, while Synthesia meters a monthly minute allowance that re-renders consume every time a script changes.

Source: heygen.com/pricing and synthesia.io/pricing, checked July 2026.

Ten minutes a month on Synthesia Starter disappears quickly once re-renders after script edits are counted, which is the single most common reason teams upgrade earlier than budgeted.

Editing workflow and templates

Both editors follow a scene-based timeline where you type a script, pick an avatar and voice, and add slides, screen recordings, or b-roll around it. Neither requires video editing experience, and both render in the cloud rather than on your machine.

Synthesia leans into structured document-style production, which fits a training module built from an approved deck. HeyGen leans into speed and variation, which fits producing twenty localised versions of one 45-second product clip.

Synthesia Creator adds API access, branded video pages, multiple avatars in a single scene, and interactive video, so complex module design is available a tier earlier than the enterprise quote.

Team, security and governance features

Synthesia wins governance decisively. Enterprise includes SAML and SSO, live collaboration, brand kits, SCORM export for learning management systems, and a dedicated customer success manager, which is the checklist a procurement team works through.

HeyGen’s team story is simpler and more transparent: Business at $149 per month plus $20 per additional seat, with 60-minute videos, 4K export, and five custom avatars. Small teams can price it exactly without a sales call, which is often the point.

Seat counts also differ at the low end. Synthesia Starter includes one editor plus three guests, and Creator one editor plus five guests, so collaborative editing needs a higher tier on both platforms.

Which tool fits your use case?

Use case decides this comparison more cleanly than any feature score. Five common scenarios point to one platform or the other without ambiguity.

• Employee onboarding and compliance: Synthesia supplies SCORM export, SSO, and approval workflows that learning and compliance functions require before video reaches staff.
• Founder-led sales outreach: HeyGen digital twins reproduce a real person’s face and voice with the fidelity that personalised outreach depends on.
• Localised marketing campaigns: HeyGen covers 175+ languages and dialects on paid plans, letting one master script serve every regional variant.
• Product explainers and demos: HeyGen allows 30-minute videos on its $29 Creator plan, removing the minute anxiety that shapes Synthesia production.
• Regulated enterprise rollout: Synthesia Enterprise adds unlimited minutes, brand kits, and a dedicated success manager for organisations publishing at scale.

Marketing and creator work points to HeyGen; internal learning and compliance work points to Synthesia.

Where each tool falls short

Neither platform is a complete video solution, and both share the limits of synthetic presenters: no improvisation, no physical demonstration, and gesture loops that become visible in longer clips. Six specific weaknesses matter when choosing.

• Synthesia minute quotas: Starter includes the same 10 minutes as the free plan, so paid access buys features rather than meaningfully more output.
• Synthesia second-tier price: Creator at $89 per month is nearly double HeyGen Professional for a comparable step up in capability.
• HeyGen governance gaps: Enterprise controls exist but the platform is not built around approval chains and learning-platform delivery.
• HeyGen seat costs: Business adds $20 per additional seat on top of $149 per month, which compounds quickly across a marketing team.
• Shared realism ceiling: Avatar gesture and posture still loop noticeably past roughly two minutes on both platforms, so long videos need cutaway footage.
• Consent and disclosure duties: Both require documented permission for cloning a real person, and synthetic media transparency rules apply regardless of vendor.

Deepfakes can be used to create fake news and fraudulent misrepresentations, prompting regulatory responses worldwide.

Wikipedia, Deepfake

Plan for cutaway footage and disclosure from the start, whichever platform you choose.

Final verdict: HeyGen or Synthesia?

HeyGen wins for most buyers in the HeyGen vs Synthesia decision, delivering better avatar realism, 175+ languages, 30-minute videos, and 4K export from $29 per month, with pricing you can calculate without contacting sales.

Choose Synthesia when the video lives inside a learning management system, when SSO and approval workflows are procurement requirements, or when annual budgeting favours its $18 per month entry rate over raw output. Those conditions describe large training functions, not creators.

Both offer a free tier, so run the same 60-second script through each before subscribing. If neither presenter style fits, our guide to the best faceless video generators covers stock-footage and prompt-based alternatives, and the HeyGen vs Pollo AI comparison weighs avatars against generated scenes.

HeyGen vs Synthesia: frequently asked questions

The 12 most-asked questions about HeyGen vs Synthesia.

Is HeyGen or Synthesia better?

HeyGen is better for creators and marketing teams, with stronger avatar realism, 175+ languages, 30-minute videos, and 4K export from $49 per month. Synthesia is better for enterprise learning teams that need SCORM export, SSO, and approval workflows.

Which is cheaper, HeyGen or Synthesia?

Both entry plans cost $29 per month billed monthly. Synthesia is cheaper on annual billing at $18 per month against HeyGen’s $24. Above the entry tier HeyGen is cheaper, at $49 for Professional versus $89 for Synthesia Creator.

Do HeyGen and Synthesia have free plans?

Yes. HeyGen’s free plan allows one-minute watermarked videos at up to 1080p with 30+ languages. Synthesia’s free Basic plan includes 10 minutes of video per month with nine avatars, and keeps the Synthesia logo until you upgrade to Starter.

Which platform has more avatars?

HeyGen lists 700+ avatars on paid plans and 500+ on the free tier. Synthesia lists nine on free, 125+ on Starter, 180+ on Creator, and 240+ on Enterprise, so HeyGen offers a wider choice at every comparable price point.

Which supports more languages?

HeyGen supports 175+ languages and dialects on paid plans, ahead of Synthesia’s 160+. HeyGen’s free tier is limited to 30+ languages, while Synthesia lists 160+ across all standard plans and 80+ one-click translations on Enterprise.

How many video minutes do you get?

Synthesia meters monthly minutes: 10 on free and Starter, 30 on Creator, unlimited on Enterprise. HeyGen instead caps individual video length at one minute on free, 30 minutes on Creator and Professional, and 60 minutes on Business.

Can both create an avatar of me?

Yes. HeyGen builds custom digital twins from the Creator plan and includes five on Business. Synthesia includes a personal avatar from Starter and five on Creator. Both require documented consent from the person being cloned before generating the avatar.

Which is better for corporate training?

Synthesia. Its Enterprise tier adds SCORM export for learning management systems, SAML and SSO, brand kits, live collaboration, and a dedicated customer success manager, which are the requirements most training and compliance functions must satisfy.

Which is better for marketing video?

HeyGen. Stronger avatar realism at full-screen playback, 175+ languages for localisation, 30-minute videos on the $29 Creator plan, and 4K export at $49 make it the more economical choice for campaign and social output.

Does either export in 4K?

HeyGen exports up to 4K from the Professional plan at $49 per month, with free and Creator plans capped at 1080p. Synthesia does not publish a maximum export resolution on its pricing page, so confirm with the vendor if 4K delivery is required.

How many seats are included?

HeyGen’s individual plans cover one user, and Business is $149 per month plus $20 per additional seat. Synthesia Starter includes one editor plus three guests, and Creator one editor plus five guests, with larger teams handled on Enterprise.

Can I switch between them later?

Yes, since both export standard MP4 files and neither locks your scripts. What does not transfer is the custom avatar, which must be rebuilt from consent footage on the new platform, so factor that setup time into any migration.