Sonarr Prefer X265 May 2026

With the rise of streaming services and the increasing cost of storage, media collectors are turning to High Efficiency Video Coding (HEVC), specifically the x265 encoder. However, simply telling Sonarr to "prefer x265" without understanding the technical nuances can lead to a library filled with poor-quality micro-sized rips or compatibility headaches.

This review covers the "Why," the "How," and the potential pitfalls of setting up an x265 preference in Sonarr.

Click Save to store your new Custom Format. sonarr prefer x265

In Sonarr’s Custom Formats section:

Example scoring:

Sonarr combines these with release profile scores and intrinsic quality scores (e.g., resolution). Use total scores to ensure x265 > x264.

In the world of automated media management, Sonarr is the undisputed king for TV show acquisition. But beneath its sleek interface lies a critical, often misunderstood setting: the preference for x265 (also known as HEVC) over the long-reigning champion, x264 (H.264). With the rise of streaming services and the

Telling Sonarr to "prefer x265" isn't just a checkbox; it’s a fundamental decision that affects your storage, your hardware, and your playback experience. Here’s a deep dive into what that means.