Runway ML vs Synthesia
A comprehensive comparison to help you choose the right AI tool in 2026.
Our Pick
Runway ML
Runway ML scores higher with a rating of 8.9/10
Feature Comparison
| Feature | Runway ML | Synthesia |
|---|---|---|
| Rating | 8.9/10 | 8.7/10 |
| Pricing Model | freemium | paid |
| Starting Price | $15/mo | $29/mo |
| Free Trial | Yes | Yes |
| Founded | 2018 | 2017 |
Runway ML
Next-generation AI creative tools for video generation and editing used by Hollywood professionals.
Pros
- + Industry-leading Gen-3 video quality
- + Used by Hollywood productions
- + Versatile creative toolset
- + Active research and updates
- + Strong community
Cons
- - Limited free credits
- - High credit consumption for Gen-3
- - Steep learning curve
- - Output can be inconsistent
Synthesia
Create professional AI avatar videos in minutes without cameras or studios.
Pros
- + 120+ AI avatars available
- + Supports 140+ languages
- + No filming equipment needed
- + Enterprise-grade security
- + SCORM export for LMS
Cons
- - No free plan available
- - Avatar lip-sync can be imperfect
- - Limited video editing features
- - Expensive for small teams
Runway ML vs Synthesia: The Bottom Line
Both Runway ML and Synthesia are powerful AI tools, but they serve slightly different needs. Runway ML excels at industry-leading gen-3 video quality, while Synthesia stands out for 120+ ai avatars available.
Your choice should depend on your specific requirements, budget, and the features that matter most to your workflow.