What the Midea MAW12U1KWT costs to run
ENERGY STAR certifies the Midea MAW12U1KWT at 562.5 kWh/yr, about average for its category to run for its category.
That $106 is priced at 18.8¢/kWh, the average of all 51 state rates this site tracks. Your own state's rate is one click away.
Efficient, or not, for a room air conditioner
Against the category average of 603 kWh/yr, this model uses 6.7% less, ranking 231 of 447 room air conditioners tracked here for running cost. That average is drawn from all 447 room air conditioners ENERGY STAR currently certifies, not an outside number, a $8/year gap from this model at the national rate. Full sourcing is in the sourcing notes.
Right next to it on the list
A rank or two either side of the Midea MAW12U1KWT: Brothers 102073 ($106/yr, 562.5 kWh/yr), then Midea MAW12U1KWT-A ($106/yr, 562.5 kWh/yr).
Comparing Midea's own models
Ranked 89 of Midea's 161 certified room air conditioners, this sits between the MWEUWA-05CRFN8-BCN4 ($49/yr, the brand's cheapest) and the MWCUWH-24CRFN8-MCM3 ($254/yr, its priciest).
Midea MAW12U1KWT over 10 years
Over the 10-year service life NAHB reports for this category, running the Midea MAW12U1KWT costs roughly $1,058 in electricity, separate from the purchase price.
Is it worth replacing?
Efficient as certified room air conditioners go, $106/year is a reasonable baseline if you're comparing what else is on the market.
Compare current ENERGY STAR certified room air conditioners before buying.
If you're keeping it
At $106/year just to run, a room air conditioner is worth protecting against an unplanned repair bill on top of that.
Where this number comes from
Two sourced numbers, nothing modeled: ENERGY STAR's certified kWh/yr for this exact model, and EIA's published state electricity rate. At rank 231 of 447 for running cost, see the room air conditioner category page for the rest of the field, or the guide to how much your state matters.