WattCost

Data through June 2026

Running cost · Clothes Washers · ENERGY STAR certified

LG WT7155C

Across a standard year of loads (234 cycles under the DOE test), the LG WT7155C uses 200 kWh — about $37 at the U.S. average electricity rate, or roughly 16¢ per load. It sits near the bottom of the certified table — using 82% more than the median clothes washer (rank 317 of 344) — so the state you live in matters more than usual. The same unit costs $26 a year in Nevada but $105 in Hawaii — electricity rates, not the appliance, make the difference. Electricity is only part of the story for a clothes washer — check the water figure in the specs below.

Estimated annual running cost · U.S. average rate 18.3¢/kWh

$37/yr

$7.15 · cheapest certified clothes washers$57 · priciest
Per month
$3.06
Per day
10¢
Certified use
200 kWh/yr
Load configuration
Top Load
Drum volume
4.8 cu ft
IMEF
2.06
Annual water use
6,038 gal/yr
39 kWh311 kWh
Where the LG WT7155C (▮) sits among all 344 certified clothes washers, by annual kWh

What it costs in every state

LG WT7155C: 200 kWh/yr × each state's average residential rate (EIA)
StateRate ¢/kWhThis model $/yrRelative cost
Alabama16.4¢$33
Alaska28.2¢$56
Arizona15.2¢$30
Arkansas14.1¢$28
California34.7¢$69
Colorado17.1¢$34
Connecticut24.3¢$49
Delaware19.3¢$39
District of Columbia24.4¢$49
Florida15.1¢$30
Georgia16.4¢$33
Hawaiipriciest52.7¢$105
Idaho14.4¢$29
Illinois19.9¢$40
Indiana17.5¢$35
Iowa15.9¢$32
Kansas15.7¢$31
Kentucky14.3¢$29
Louisiana13.5¢$27
Maine29.6¢$59
Maryland21.8¢$44
Massachusetts29.6¢$59
Michigan23.0¢$46
Minnesota17.5¢$35
Mississippi14.9¢$30
Missouri16.2¢$32
Montana15.1¢$30
Nebraska13.3¢$27
Nevadacheapest13.1¢$26
New Hampshire27.0¢$54
New Jersey24.9¢$50
New Mexico15.1¢$30
New York29.5¢$59
North Carolina14.7¢$29
North Dakota14.1¢$28
Ohio19.2¢$38
Oklahoma14.3¢$29
Oregon16.3¢$33
Pennsylvania21.7¢$43
Rhode Island29.2¢$58
South Carolina15.6¢$31
South Dakota15.4¢$31
Tennessee14.1¢$28
Texas15.9¢$32
Utah13.4¢$27
Vermont24.4¢$49
Virginia17.2¢$34
Washington14.9¢$30
West Virginia15.4¢$31
Wisconsin19.6¢$39
Wyoming15.2¢$30

Certified models closest in efficiency

clothes washers within reach of 200 kWh/yr
ModelkWh/yr$/yr (US avg)
Whirlpool WTW8000D*+196$36
LG WT8405C210$39
Electrolux ELVW7405AW189$35
Midea MLTW53A5CCG213$39
Midea MLTW53A5CWW213$39
Midea MLTW53A5CWWC213$39

Run your own numbers

Your rate, your numbers

Per day
10¢
Per month
$3.06
Per year
$37

200 kWh/yr × 18.3¢/kWh = $37/yr

Prefilled with this model's certified 200 kWh/yr — adjust if your usage differs from the DOE test basis. The certified annual kWh assumes 234 wash cycles per year (the DOE standard, about 4–5 loads a week) and includes water-heating energy.

Questions, answered with the data

How much electricity does the LG WT7155C use?
ENERGY STAR certifies the LG WT7155C at 200 kWh per year. The certified annual kWh assumes 234 wash cycles per year (the DOE standard, about 4–5 loads a week) and includes water-heating energy.
How much does the LG WT7155C cost to run per month?
About $3.06 a month at the U.S. average residential rate (18.3¢/kWh) — 10¢ a day, or $37 a year. Your state's rate moves this up or down; see the table above.
Is the LG WT7155C energy efficient?
It uses 82% more electricity than the median certified clothes washer, which puts it among the least efficient certified models.
What does the LG WT7155C cost to run in the cheapest vs. priciest state?
At current residential rates it costs about $26 a year in Nevada (13.1¢/kWh) and $105 in Hawaii (52.7¢/kWh).
What does one load cost with the LG WT7155C?
Roughly 16¢ per cycle at the U.S. average rate, based on the DOE test's 234 cycles a year.

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