Compared to a 1080p x264 release (say 5 GB/ep), this saves ~70% space while retaining ~90% of the perceptual quality at normal viewing distances.
: This refers to the video resolution, which in this case, is 1280x720 pixels. While not as high as 1080p or 4K, 720p provides a clear and crisp image suitable for most viewing needs. bansheeseason2s02720p10bitblurayx265hevcmzabi better