Is Stream via ethernet Superior to BlueTooth?

I used to insist on wired ethernet, now wireless, IF a good signal, can be quite good, but the distance and signal strength is just part of it.

it's not cut and dry, you need to educate yourself about Codecs ......

https://www.audio-technica.com/en-us/support/audio-solutions-question-of-the-week-what-are-the-differences-between-bluetooth-wireless-codecs