WattCost

Data through April 2026

Running cost · Room Air Conditioners · ENERGY STAR certified

Midea MAT08R1FWTK

The Midea MAT08R1FWTK is certified at 426 kWh per year (based on 750 standardized hours), roughly $80 at the national average — though seasonal use means your real bill lands in a few months, not twelve. Compared with the median certified room air conditioner, it uses 20% less electricity — rank 117 out of 396. The same unit costs $53 a year in North Dakota but $198 in Hawaii — electricity rates, not the appliance, make the difference. It also meets ENERGY STAR's stricter “Most Efficient” criteria.

Estimated annual running cost · U.S. average rate 18.8¢/kWh

$80/yr

$52 · cheapest certified room air conditioners$395 · priciest
Per month
$6.68
Per day
22¢
Certified use
426 kWh/yr
Cooling capacity
8,000 BTU/hr
CEER
14.1
Mounting
Does Not Straddle Window or Windowsill
Variable-speed compressor
Yes
274 kWh2,096 kWh
Where the Midea MAT08R1FWTK (▮) sits among all 396 certified room air conditioners, by annual kWh

What it costs in every state

Midea MAT08R1FWTK: 426 kWh/yr × each state's average residential rate (EIA)
StateRate ¢/kWhThis model $/yrRelative cost
Alabama17.4¢$74
Alaska27.4¢$116
Arizona15.5¢$66
Arkansas14.2¢$60
California35.3¢$150
Colorado16.5¢$70
Connecticut32.2¢$137
Delaware18.8¢$80
District of Columbia25.4¢$108
Florida15.4¢$65
Georgia15.4¢$65
Hawaiipriciest46.6¢$198
Idaho12.7¢$54
Illinois20.5¢$87
Indiana17.9¢$76
Iowa13.9¢$59
Kansas15.8¢$67
Kentucky15.0¢$64
Louisiana14.4¢$61
Maine28.4¢$121
Maryland22.1¢$94
Massachusetts29.4¢$125
Michigan21.4¢$91
Minnesota16.4¢$70
Mississippi16.8¢$71
Missouri14.0¢$60
Montana13.9¢$59
Nebraska13.3¢$57
Nevada14.3¢$61
New Hampshire27.2¢$116
New Jersey23.5¢$100
New Mexico15.2¢$64
New York29.4¢$125
North Carolina16.3¢$69
North Dakotacheapest12.3¢$53
Ohio19.5¢$83
Oklahoma13.3¢$57
Oregon15.8¢$67
Pennsylvania21.5¢$91
Rhode Island28.3¢$120
South Carolina17.1¢$73
South Dakota14.5¢$62
Tennessee14.9¢$64
Texas17.0¢$72
Utah13.3¢$57
Vermont24.6¢$105
Virginia17.4¢$74
Washington14.4¢$61
West Virginia16.1¢$68
Wisconsin19.2¢$82
Wyoming14.7¢$62

Certified models closest in efficiency

room air conditioners within reach of 426 kWh/yr
ModelkWh/yr$/yr (US avg)
Midea MAT08R1SWTKmost efficient426$80
Midea MWEUTW-08CRFN8-BCN1most efficient426$80
Seasons ST08VB1most efficient426$80
LG LW8024IVSM425$80
Gradient CCHP11most efficient415$78
Keystone KSTAW08INV-HCmost efficient414$78

Run your own numbers

Your rate, your numbers

Per day
22¢
Per month
$6.68
Per year
$80

426 kWh/yr × 18.8¢/kWh = $80/yr

Prefilled with this model's certified 426 kWh/yr — adjust if your usage differs from the DOE test basis. 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.

Questions, answered with the data

How much electricity does the Midea MAT08R1FWTK use?
ENERGY STAR certifies the Midea MAT08R1FWTK at 426 kWh per year. 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.
How much does the Midea MAT08R1FWTK cost to run per month?
About $6.68 a month at the U.S. average residential rate (18.8¢/kWh) — 22¢ a day, or $80 a year. Your state's rate moves this up or down; see the table above.
Is the Midea MAT08R1FWTK energy efficient?
It uses 20% less electricity than the median certified room air conditioner, placing it in the efficient third of certified models. It also meets ENERGY STAR's Most Efficient criteria.
What does the Midea MAT08R1FWTK cost to run in the cheapest vs. priciest state?
At current residential rates it costs about $53 a year in North Dakota (12.3¢/kWh) and $198 in Hawaii (46.6¢/kWh).

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