Sora vs Veo 3 vs Runway Gen-4: Which AI Video Generator Is Taking Over 2025?
Sora generates up to 20-second 1080p videos for ChatGPT Pro users, with shorter limits for Plus and research versions reaching about 1 minute. Veo 3 produces eight-second clips with native audio and up to 4K resolution for Google AI Pro/Ultra subscribers. Gen-4 outputs five- or ten-second 720p clips, upscalable to 4K, requiring a reference image for consistency. All models include watermarks, content filters, and editing tools.