honestly, would rather use a linux ~ libreelec/es based device
android is just wasted overhead when it comes to emulation
Huawei and Honor can both survive purely on domestic sales before you even worry about ROW.
No idea why you think there are only three brands, or why you think the US is the only market that matters (it’s fairly obvious you are US based)
Was Mint with KDE
Now Kubuntu since Mint discontinued their KDE flavour. (Yes you can install KDE but its a hassle to get everything seemless)