what is the standard youtube video size?
Video Guidelines Actual recommended video dimensions are: 426 x 240 (240p), 640 x 360 (360p), 854 x 480 (480p),1280 x 720 (720p), 1920 x 1080 (1080p), 2560 x 1440 (1440p) and 3840 x 2160 (2160p). Max file size is 128GB or 12 hours, whichever is less.