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Runway ML vs Synthesia (2026)

Runway ML or Synthesia — which one wins? We break down features, pricing, and user ratings so you can decide in minutes.

Runway ML logoRunway MLNo reviews
VS
Synthesia logoSynthesiaNo reviews

Quick Verdict

Both tools are similarly rated.

Runway ML is the more affordable option.

Runway ML

Synthesia

Rating

—No reviews
—No reviews

Pricing

freemiumFrom $12/moCheaper
paidFrom $18/mo

Best For

Gen-4.5 cinematic video generation with high motion qualityReal-time Runway Characters for conversational video agentsAleph video editing and Act-Two performance capture
240+ stock AI avatars and unlimited personal avatarsSupport for 160+ languages and 1-click translationIntegrated AI video editor and screen recorder

Key Features

  • Gen-4.5 cinematic video generation with high motion quality
  • Real-time Runway Characters for conversational video agents
  • Aleph video editing and Act-Two performance capture
  • General World Models for interactive environment simulation
  • Robotics SDK for simulating physical robotic behaviors
  • Enterprise-grade collaboration with SSO and workspace analytics
  • 240+ stock AI avatars and unlimited personal avatars
  • Support for 160+ languages and 1-click translation
  • Integrated AI video editor and screen recorder
  • Interactive elements including CTAs and quizzes
  • Enterprise-grade security with SOC 2 Type II, GDPR, and ISO 42001 compliance
  • SCORM export and LMS integration for training

Pros

  • + Industry-leading Gen-4.5 model with superior motion and prompt adherence
  • + Offers specialized tools for robotics and real-time world simulation
  • + Comprehensive enterprise features including SSO and custom credit pools
  • + Supports professional workflows with multi-user workspace management
  • + Extensive language support with 160+ languages and AI dubbing
  • + Robust enterprise compliance including SOC 2, GDPR, and ISO 42001
  • + Direct SCORM export and LMS integration for corporate training
  • + High-quality, realistic avatar motion with 240+ options

Cons

  • Credit-based system can become costly for high-volume cinematic production
  • Most advanced features like custom voice cloning are restricted to higher-tier plans
  • Resource-intensive rendering models require significant planning for project timelines
  • Pricing model relies on monthly or yearly subscriptions with strict usage-based credit limits
  • Advanced features like unlimited avatars and API access are locked behind higher-tier or enterprise plans
  • Requires a paid add-on for specific studio-quality avatar creation processes
Runway ML logo

Runway ML

Foundational General World Models for cinematic video generation and real-time interactive simulation.

Get started with Runway ML Full Review
Synthesia logo

Synthesia

Enterprise AI video platform with digital avatars

Get started with Synthesia Full Review

Runway ML vs Synthesia — Which Should You Choose?

Choose Runway ML if you value industry-leading gen-4.5 model with superior motion and prompt adherence. Rated 0/5 by 0 users.

Choose Synthesia if you value extensive language support with 160+ languages and ai dubbing. Rated 0/5 by 0 users.

Both tools are popular in the video space. The best choice depends on your workflow and budget.

Frequently Asked Questions

Is Runway ML or Synthesia better?+
Both Runway ML and Synthesia are similarly rated. The best choice depends on your specific needs, budget, and workflow preferences.
Is Runway ML or Synthesia cheaper?+
Runway ML is more affordable with a free tier available. Synthesia starts at $18/mo.
Can I switch from Runway ML to Synthesia?+
Yes, switching from Runway ML to Synthesia is possible. Both are video tools with similar capabilities. Review the feature comparison above to understand what you'll gain and lose.