2-Year Total Cost of Ownership

Purchase price + (annual kWh × rate × 2) + (annual filter cost × 2). Select an ENERGY STAR model to load its certified energy use, then enter the price and filter cost you see.

Electricity rate ($/kWh)

Purchase price ($)Energy use (kWh/yr)Filters per year ($)

Efficient unit$427

price $200 · electricity $107 · filters $120

"Cheap" unit, 85 W$678

price $80.00 · electricity $238 · filters $360

■ Price■ Electricity■ Filters