Thundercat put a nice top 10 together on YouTube. A favourite of mine which is on there is Narada Michael Walden, I Shoulda Loved You. I may have put a link to it in the above thread by@Reggaebass
Despite having a copy tucked away somewhere, I hadn't ever twigged that It Hurt's So Good was a Millie Jackson hit. Here's a nice little evolution of the song from the original:
through the Millie Jackson hit:
and on to the version we all love:
I'd stick the Genzler Magellan on your list. I had and lived the smaller version (sold due to lockdown, but top of my list once gigging again) and your budget will cover the 800w version. Will be great with all the styles you mentioned.