For 2026, MRCOOL’s 24 SEER2 beats Zone Air’s 23 SEER2 on efficiency, but the...

https://www.coast-bookmarks.win/comparing-mrcool-and-zone-air-diy-mini-splits-for-2026-mrcool-s-24-seer2-edges

For 2026, MRCOOL’s 24 SEER2 beats Zone Air’s 23 SEER2 on efficiency, but the choice comes down to climate: MRCOOL for best value above -15°F, or Zone Air Hyper Heat for heating down to -22°F.