there are so many options available for certain features, panel type, etc that it is a good idea to do quite a bit of research first.
including going to local electronics and computer stores and checking out what's on display for yourself.
many will claim one option over another is the "best" option when it is all a matter of personal opinion.
IPS vs VA vs TN,
HDR1000 vs just a high DCI-P3 %,
stand options; tilt, swivel, cable routing, etc.
for your situation you may even be better off getting something like a new LG OLED 2160p TV.
my 55" 120Hz LG CX has better image quality than the majority of monitors available at the moment.
but for gaming i still love my 34" 1440p ultra-wide more than any larger 16:9 display.
i would first go to...