I couldn’t agree more, high dpi sucks on Linux when using a 4 k laptop with monitor of different resolution. Then there are gtk apps that scale differently than qt apps or icons. Gosh it’s painful. Nonetheless, I had the best experience on gnome strangely via Wayland. Then there are minor manual patches to scale qt and gtk consistently.
Welcome to the forum!
Here a couple of links and solution s to my troubles: