I did that experiment with a file I found online. The source x264 video stream was 1600 MB. My x264 recoding was 290 MB, and the x265 was 80 MB. (There's also a

I did that experiment with a file I found online. The source x264 video stream was 1600 MB. My x264 recoding was 290 MB, and the x265 was 80 MB. (There's also a significant savings in ffmpeg recoding the audio, which accounts for the file sizes I reported). In all cases I'm sure my result is lower quality, but still more than acceptable for me watching TV with low expectations.