Best overall
Midea MAW06S1KWT-A
6,000 BTU · window
- CEER
- 16.0
- Power draw
- 375 W
- Per year
- $51
Highest CEER of all 12 5,000-6,000 BTU window air conditioners: 16.0.
Specs, size and running costA 5,000-6,000 BTU window air conditioner suits a room of about 100-250 sq ft.
The most efficient of the 12 certified models is the Midea MAW06S1KWT-A (16.0 CEER). A typical one draws about 365 W and costs about $49 a year to run.
Best overall
6,000 BTU · window
Highest CEER of all 12 5,000-6,000 BTU window air conditioners: 16.0.
Specs, size and running costBest U-shaped
6,000 BTU · U-shaped
The window closes into the unit: better seal, more light, compressor outside.
Specs, size and running costEasiest to install
5,000 BTU · window
The lightest in this size at 30 lb.
Specs, size and running cost12 models, ranked by CEER (efficiency). Yearly cost at 750 hours and the U.S. average electricity price.
| # | Features | |||||
|---|---|---|---|---|---|---|
| 1 | Midea MAW06S1KWT-Aalso sold as 1 other model number | 6,000 | $51 | 16" | - | |
| 2 | LG LW6023IVSM | 6,000 | $52 | 19.6" | - | |
| 3 | Midea MAW06U1QWT | 6,000 | $54 | 19.2" | U-shaped | |
| 4 | Midea MAW06V1QWBL-T | 6,000 | $54 | 19.2" | Saddle | |
| 5 | Midea MAW06V1QWTalso sold as 3 other model numbers | 6,000 | $54 | 19.2" | - | |
| 6 | Midea MAW05R1KWT-Balso sold as 10 other model numbers | 5,000 | $47 | 16" | - | |
| 7 | TCL W5WC72also sold as 7 other model numbers | 5,000 | $49 | 16" | U-shaped | |
| 8 | Midea MAW06S1VWBL-Talso sold as 9 other model numbers | 6,000 | $59 | 16" | - | |
| 9 | TCL H6W4KWalso sold as 3 other model numbers | 6,000 | $59 | 20.7" | U-shaped | |
| 10 | TCL W6WC72also sold as 3 other model numbers | 6,000 | $59 | 18.6" | U-shaped | |
| 11 | Whirlpool WHAW061CX | 6,000 | $59 | 16" | U-shaped | |
| 12 | Whirlpool WHAW050EX | 5,000 | $52 | 16" | U-shaped |
A typical model (13.7 CEER) against the most efficient (16.0 CEER), at each city's cooling hours and state electricity price.
| City | Typical | Most efficient |
|---|---|---|
| Phoenix, AZ | $95 | $97 |
| Houston, TX | $82 | $84 |
| Miami, FL | $98 | $101 |
| Atlanta, GA | $43 | $44 |
| New York, NY | $54 | $56 |
| Chicago, IL | $33 | $34 |
| Denver, CO | $21 | $22 |
| Seattle, WA | $6 | $7 |
The ENERGY STAR guide gives 5,000-6,000 BTU for about 100-250 sq ft. Adjust for your room: a heavily shaded room needs about 10% less, a very sunny one about 10% more, add 600 BTU for each person beyond two, and 4,000 BTU for a kitchen.