If you're tackling a 3-zone mini split yourself, a system with a SEER2 rating...

https://www.bookmark-fuel.win/looking-to-tackle-your-heating-and-cooling-with-a-3-zone-mini-split-you-can

If you're tackling a 3-zone mini split yourself, a system with a SEER2 rating around 24 makes a big difference in savings and comfort