It really isn't and it's only cheaper if you don't put much value on your time.
Radarr and Sonarr don't do anything automatically. Setting them up takes more time than they are worth. I tried installing them. Most would describe me as technically savvy, but I just gave up.
example issues. Here's the quick start guide. https://wiki.servarr.com/radarr/quick-start-guide 1. Get stopped immediately at the indexer. No sane defaults there at all. No guidance either.
Plex doesn't do 4k streaming to Apple TV, doesn't do 4k to chromecast.
The movies you pirate frequently have technical problems, usually the sound is off. You are lucky to have subtitles that work(synced correctly).