Head-to-head comparison of Runway vs Synthesia. See specs, pricing, and capabilities side by side to pick the right AI for your task.

Spec
Runway
Synthesia
Best for
Text-to-video
Avatar & training video
Context window
N/A
N/A
Image generation
Voice mode
Code execution
Web browsing
Offline / open weights
Public API
Starting price
From $15/mo
From $22/mo
Runway edges ahead on overall rating (4.5★).

Runway

Generate and direct video from a single text prompt.

Synthesia

Studio-quality talking-head videos from a script, no camera.