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  2. Room Air Conditioners by BTU: ENERGY STAR Models

Room Air Conditioners by BTU: ENERGY STAR Models

Pick a BTU rating to see every ENERGY STAR certified room AC that matches it, cheapest to run first. Window and through-the-wall units are mixed within each size and tagged.

20 models

5,000 BTU Window & Wall Air Conditioners

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28 models

6,000 BTU Window & Wall Air Conditioners

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118 models

8,000 BTU Window & Wall Air Conditioners

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119 models

10,000 BTU Window & Wall Air Conditioners

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135 models

12,000 BTU Window & Wall Air Conditioners

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60 models

14,000 BTU Window & Wall Air Conditioners

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27 models

18,000 BTU Window & Wall Air Conditioners

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32 models

24,000 BTU Window & Wall Air Conditioners

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6 models

25,000+ BTU Window & Wall Air Conditioners

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Running-cost estimates assume 750 cooling hours a year (ENERGY STAR's test assumption), a typical cooling season, not year-round use. Figures explained on how we calculate running costs.

Little Home Appliance

Running costs, sizes and fixes for the appliances in small homes: kettles, fridges, laundry, heating and cooling.

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  • Running costs
  • Fridges
  • Kettles
  • Kitchen
  • Laundry
  • Heating & cooling
  • Home & care

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