Reddit-x265-movies Info

: Use the Slow or Slower preset. This takes much longer but allows the algorithm more time to compress the video without losing detail.

“I find that X265 can fall apart a little bit during dark scenes unless you increase the file size. I'd also like to mention that if you choose to go AV1 although Plex supports it there are many clients... that don't.” Reddit · r/handbrake · 6 months ago

: Instead of choosing a specific bitrate, users use "Constant Rate Factor." A value of RF 20 to 24 is widely considered the "sweet spot" for high-quality 1080p or 4K movies. reddit-x265-movies

Patience is a recurring theme among those who prioritize quality over speed.

For those looking to start their own collection, the community frequently points toward specific open-source tools: : Use the Slow or Slower preset

: Even for 8-bit source material, encoding in x265 10-bit is a common community recommendation to reduce "banding" (ugly color gradients) in dark scenes. Community-Recommended "Gold Standard" Settings

Users also warn about the compatibility trade-off that comes with the newest formats. I'd also like to mention that if you

: While highly effective for 1080p, x265 truly shines with 4K (2160p) content , where the efficiency gains are most noticeable compared to older formats.