// DETAILED COMPARISON

Runway vs Synthesia

Runway and Synthesia are two of the most-compared Video tools. Runway starts at $15/mo and Synthesia at $29/mo — and they differ in features, ratings, and the use cases they suit best. This side-by-side breakdown covers pricing, key features, the pros and cons of each, and a clear verdict to help you pick the right one.

Rw
Runway
Runway
Sy
Synthesia
Synthesia
Rating
4.5 ★
Winner4.6 ★
Price/mo
Winner$15
$29
Free plan
Limited
No
API
Yes
Yes
Languages
120+
Mobile app
WinnerYes
No
Plugins
No
No

Pros & cons

Rw
Runway

Pros

  • Industry-leading text and image to video
  • Full creative VFX toolkit
  • Fast, high-quality generations
  • Used by professional filmmakers
  • Regular model updates

Cons

  • Credits get used up quickly
  • Higher tiers can be costly
  • Learning curve for advanced tools
Sy
Synthesia

Pros

  • 230+ realistic AI avatars
  • 140+ languages for voiceover
  • Great for training and explainer videos
  • No camera or studio needed
  • Easy template-based editor

Cons

  • Avatars can feel slightly robotic
  • Limited for cinematic or creative video
  • Higher tiers needed for scale

The verdict

Runway and Synthesia are close competitors, but a few differences stand out. Runway is the more affordable option at $15/mo — about 48% less than Synthesia at $29/mo. Synthesia earns the higher user rating (4.6 vs 4.5). Runway also includes a free plan, which lowers the barrier to trying it. Runway adds a mobile app for working on the go. Bottom line: choose Runway if you want to spend less; choose Synthesia if you want the highest-rated option.

Which one should you choose?

When to choose Runway

Generative AI video and visual effects.

Pick Runway if you want to spend less, want a free plan to start, and want a mobile app.

When to choose Synthesia

Create AI avatar videos from text.

Pick Synthesia if you want the highest-rated option.

Frequently asked questions

What's the difference between Runway and Synthesia?+

Runway: AI video generation and editing. Synthesia: AI avatar presenter videos. The biggest differences come down to price, ratings, and features.

Which is cheaper, Runway or Synthesia?+

Runway is cheaper at $15/mo — about 48% less than Synthesia at $29/mo.

Which has the higher rating?+

Synthesia scores 4.6 versus 4.5 for the other tool.

Does Runway or Synthesia have a free plan?+

Runway offers a free plan; Synthesia does not.

Which is better for Video?+

For Video, Synthesia is the stronger overall pick. Choose Runway instead if you want to spend less.

Related comparisons