Data through April 2026
Room Air Conditioners · 17 certified models
18,000 BTU Room Air Conditioners
17 certified 18,000 btu room air conditioners show up in this data, running $159 to $177 a year to run at the U.S. average electricity rate — median $169.
All certified models
| # | Model | kWh/yr | $/yr (US avg) |
|---|---|---|---|
| 1 | Midea MAW18S2KWT-Amost efficient | 844 | $159 |
| 2 | Midea MWCUWH-18CRFN8-MCP0most efficient | 844 | $159 |
| 3 | Frigidaire FHWW185WE2 | 900 | $169 |
| 4 | Hisense AW1823TW3W | 900 | $169 |
| 5 | Keplerx KBRC18RSVE2 | 900 | $169 |
| 6 | Keystone KSTAW182WA | 900 | $169 |
| 7 | Midea MAW18R2VWT | 900 | $169 |
| 8 | Midea MAW18RV1CWT | 900 | $169 |
| 9 | Midea MAW18S2VWT-A | 900 | $169 |
| 10 | Midea MWCUWH-18CRFN8-MCN10 | 900 | $169 |
| 11 | LG LW1822IVSM | 918 | $173 |
| 12 | Friedrich CCV18A30A | 938 | $177 |
| 13 | HEMA DS-2W1822CI | 938 | $177 |
| 14 | TCL H18W4KW | 938 | $177 |
| 15 | TCL H18W4KW-CA | 938 | $177 |
| 16 | TCL T18WQ2S | 938 | $177 |
| 17 | Whirlpool WHAW-181IN | 938 | $177 |
Other capacity facets
Questions, answered with the data
- How much does it cost to run 18,000 btu room air conditioners?
- Among 17 certified models in this data, 18,000 btu room air conditioners cost $159 to $177 a year to run at the U.S. average electricity rate (18.8¢/kWh) — a median of $169.
- Do 18,000 btu room air conditioners cost more or less than the average room air conditioner?
- The median model here runs $169 a year, 69% more than the $100 median across all certified room air conditioners.
- What's the cheapest model among 18,000 btu room air conditioners?
- The Midea MAW18S2KWT-A costs about $159 a year at the U.S. average rate (844 kWh/yr) — the lowest certified figure in this group.
- What does the certified annual-kWh figure assume for room air conditioners?
- The certified annual kWh assumes 750 cooling hours per year (the DOE standard). In hot climates real usage can run well above that; in mild ones, below.