Sonarr Prefer X265 Jun 2026

Setting up Sonarr to prefer x265 is one of the best optimizations a media collector can make. It optimizes storage, reduces bandwidth, and prepares your library for modern streaming standards. By following the steps above—creating a Custom Format and adjusting your profiles—you can automate this transition seamlessly.

The x265 codec is highly efficient, but some release groups distribute heavily compressed, low-bitrate files (often called "mini-HD" or "micro-HD"). To avoid poor video quality, pair your x265 preference with these safeguards: 1. Set Minimum File Size Limits

Not all x265 encodes are created equal. "Mini-encodes" (very small files) can sometimes have lower visual fidelity than a high-bitrate x264 file. 💡 Pro-Tip: Use Trash Guides sonarr prefer x265

Go to Series > [Show Name] > Edit > Monitoring . Select "Only monitor future episodes" or manually delete the x264 file and use the "Re-scan" broom icon.

Many older or niche TV shows are only available in x264. New episodes often appear in x264 first (due to faster encoding speeds), with x265 releases following hours later. Setting up Sonarr to prefer x265 is one

can monitor your folders and convert older x264 files to x265 automatically, as discussed by users on Regex strings

Also set in Sonarr:

Create blocks for unwanted releases:

Release Profile: Prefer x265

: Not all devices support x265 natively, which might affect playback on certain devices. Ensure your playback devices support x265 or consider transcoding options.