A megabyte saved is still a megabyte saved. An mp3 sourced from a FLAC at 320kbps is ususally indistinguishable from 128kbps Opus to me, but I can often tell th

A megabyte saved is still a megabyte saved. An mp3 sourced from a FLAC at 320kbps is ususally indistinguishable from 128kbps Opus to me, but I can often tell the difference between that and a 128kbps mp3. I encode all my music in 128kbps Opus on my storage constrained devices for that reason.