For a 2026 DIY mini split, compare more than the SEER2 number: check line-set...

https://andysinspiringcolumns.yousher.com/zone-air-vs-mrcool-seer2-24-vs-23-does-it-matter

For a 2026 DIY mini split, compare more than the SEER2 number: check line-set length, low-temperature performance, and what installation really involves. A 24 SEER2 rating looks good on paper, but an 8-75 ft line set may matter more in your room.