Sonarr — Prefer X265

x265 files are typically 30-50% smaller than x264 files at the same perceived quality.

✅ By assigning a positive score to the x265/HEVC regex in your Custom Formats, you automate a leaner, higher-quality media library. sonarr prefer x265

HEVC is the industry standard for 4K and HDR content. x265 files are typically 30-50% smaller than x264

Ensure your is set to at least 100 . Step 3: Handling Potential Pitfalls Ensure your is set to at least 100

The most effective way to tell Sonarr what you want is through . This allows you to "score" specific terms found in release titles. Navigate to Settings > Custom Formats . Click the + icon to create a new format. Name: Call it "x265 HEVC". Specifications: Add a new specification. Select Release Title as the type. In the Regular Expression field, enter: (?i)x265|HEVC . Save the format. Step 2: Configure Your Quality Profile