Most 1080p releases are between 1.8GB and 2.4GB , whereas standard high-quality releases from other groups can exceed 10GB.
To keep file sizes down, audio is often compressed to stereo (AAC) rather than 5.1 surround sound, which can be noticeable on high-end speaker systems. Thar YIFY
In fast-moving scenes or dark areas, you may notice "blocking" or a lack of fine detail compared to a higher-bitrate file. Most 1080p releases are between 1