Synthesia is the strongest Runway alternative for teams that need structured business video with photorealistic AI presenter narration. Where Runway produces short generative footage from prompts (max 16 seconds, no presenter), Synthesia produces full-length scripted videos with 230+ photorealistic avatars rated 9.1/10 for realism. Brand Kit enforcement, SSO, SCORM export, and 140+ languages make it the enterprise default for marketing and training video at scale. From $18/mo Starter (annual, 10 videos/month).
Pros
- 230+ photorealistic AI avatars โ 9.1/10 blind realism score
- Brand Kit enforcement across all team video output
- SSO, SCORM export, SOC 2 โ full enterprise compliance
- 140+ languages including Welsh, Catalan, Filipino
Cons
- No generative video from text prompts (Runway's core capability)
- 10 videos/month cap on Starter plan
- Script-based only โ no atmospheric or artistic footage generation
