Sonarr Prefer X265 Jun 2026

To prevent grabbing those "junk" re-encodes mentioned in Part 2, you should add a "Low Quality" custom format with a negative score.

x265 (HEVC) offers ~50% better compression than x264 at the same quality, saving significant storage space. However, it’s more computationally demanding to play back – fine on modern devices, but problematic on older hardware or Plex/Jellyfin without GPU transcoding. sonarr prefer x265