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Synthesys vs Runway

Compare capabilities, limitations, pricing model, and who each tool is best for before choosing the right fit for your workflow.

Synthesys
Synthesys · Video
Pro

AI voice and video platform with realistic avatars and 140+ voices for content creation

View reviewVisit Synthesys ↗
Runway
Runway · Video
Freemium

AI-native video generation and editing for creative production teams

View reviewTry Runway deal ↗
Affiliate link available for this tool.
Criteria
Synthesys
Runway
Category
SynthesysVideo
RunwayVideo
Subcategory
SynthesysAI Avatars
RunwayText-to-Video
Pricing
SynthesysPaid product or premium-first pricing
RunwayFree tier available, with paid upgrades for heavier usage
Best for
Synthesysvideo generation, editing, and content production
Runwayvideo generation, editing, and content production
Rating
Synthesys4.4/5 from 1,700 reviews
Runway4.7/5 from 4,700 reviews
Company
SynthesysSynthesys
RunwayRunway

Synthesys capabilities

  • ✦140+ AI voices
  • ✦Realistic avatar videos
  • ✦Voice cloning
  • ✦Multi-language dubbing

Limitations to know

  • •Paid-only access can be a barrier for casual users or early testing.
  • •Rendering speed, consistency, and edit control can vary across longer or more complex outputs.

Runway capabilities

  • ✦Text-to-video generation
  • ✦Image-to-video animation
  • ✦AI-powered video editing tools
  • ✦Background removal and cleanup

Limitations to know

  • •Free plans usually come with tighter limits before serious usage needs an upgrade.
  • •Rendering speed, consistency, and edit control can vary across longer or more complex outputs.