The Dyson Purifier Cool PC1 is ideal for individuals prioritizing validated air purification and cooling for medium to large rooms. If you live in a warm climate, want to improve indoor air quality, and appreciate quantifiable performance metrics like 76 CADR smoke and 400 sq ft coverage, this is your pick. It's perfect for those who do not need a heating function but seek efficient particle capture (99.97%) and odor removal, all controllable via app and voice, at a more focused price point for its core capabilities.

The Dyson Purifier Hot+Cool HP1 suits buyers seeking a versatile, all-in-one climate control solution year-round. If you need heating in winter, cooling in summer, and general air filtration (capturing 99.97% particles) without a strict reliance on specified CADR or coverage numbers, this is for you. It's an excellent choice for those living in fluctuating climates, desiring convenience and multifunctionality from a single, app-controlled device, and are willing to invest more for its combined heating, cooling, and purification features.