Ductless Mini-Split vs Central AC for Older Homes

Ductless mini-splits and central air both cool homes, but older properties can make the “best” choice look very different. Homes built before modern insulation standards, with leaky ducts—or without ducts at all—often benefit from systems designed for room-by-room comfort.

Below, we compare the two options with an older-home lens: retrofit feasibility, efficiency, comfort, and the tradeoffs homeowners typically weigh before signing a contract.