MAW18RV1KWT (Midea, ENERGY STAR Most Efficient) uses 843.8 kWh per year, an estimated $143.45/yr to run, ranking 71st cheapest of 80 sampled room air conditioners, 58% above the $90.70/yr median of the 80 sampled models.
Certification: ENERGY STAR Most Efficient
MAW18RV1KWT
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| Cost rank in category | 71st of 80 |
| Cost percentile | bottom 88% |
| Vs category median | 58% above ($90.70/yr) |
| Rank within same status | 39th of 48 (Median $96.39/yr) |
| Rank within similar capacity | 2nd of 5 · cooling capacity btu hour 14400~21600 (Median $143.45/yr) |
| Category low to high | $44.27/yr ~ $313.99/yr |
| Spec | Value |
|---|---|
| height inches | 17.9 |
| width inches | 25.4 |
| depth inches | 23.6 |
| weight lbs | 94.4 |
| cooling capacity btu hour | 18000 |
| voltage volts | 230 |
| type | Window |
| installation mounting type | Does Not Straddle Window or Windowsill |
| support bracket | No |
| heating mode | No |
| casement window | None |
| product class | 4. Without reverse cycle, with louvered sides, and 14,000 to 19,999 Btu/h |
| variable speed compressor | Yes |
| refrigerant type | R-32 |
| refrigerant with gwp | R-32 (GWP:675 | Lower GWP) |
| combined energy efficiency ratio ceer | 16 |
| Model | Certification | Est. energy cost |
|---|---|---|
| 102387 | ENERGY STAR Most Efficient | $143.45/yr |
| SW18V2 | ENERGY STAR Most Efficient | $143.45/yr |
| KCVS16B30B | ENERGY STAR Most Efficient | $122.72/yr |
| KCVM18B30B | ENERGY STAR Most Efficient | $182.51/yr |
| WHVT14B33B | ENERGY STAR Most Efficient | $142.44/yr |
The Midea MAW18RV1KWT is certified at 843.8 kWh per year, which works out to about $143.45/yr at the flat rate assumed on this site. Certified figures come from standardized test procedures, so your actual bill varies with usage and your local electricity rate.
Among the 80 room air conditioners compared on this site, the Midea MAW18RV1KWT ranks 71st cheapest to run and sits in the bottom 88% of the cost range. That is 58% above the category median of $90.70/yr. The cheapest sampled model runs at $44.27/yr and the most expensive at $313.99/yr.
The Midea MAW18RV1KWT is listed as ENERGY STAR Most Efficient. Among the 48 sampled room air conditioners with that status the median running cost is $96.39/yr, and the Midea MAW18RV1KWT ranks 39th cheapest within that group. Certification status reflects efficiency relative to product class, not absolute energy use.
Using the certified cooling capacity btu hour value of 18000.0, 5 sampled models fall within +/-20% (14400 to 21600), and the Midea MAW18RV1KWT ranks 2nd cheapest among them. The median for that size band is $143.45/yr. Comparing within a size band is more meaningful than comparing certification labels.
Simple estimate, 30 days per month (assuming $0.17/kWh)