WattCost

Data through April 2026

Running cost · Clothes Washers · ENERGY STAR certified

Whirlpool WFW6605M

Across a standard year of loads (234 cycles under the DOE test), the Whirlpool WFW6605M uses 150 kWh — about $28 at the U.S. average electricity rate, or roughly 12¢ per load. Even among certified models it's on the thirsty end: 36% more electricity than the median clothes washer, ranked 287 of 338. The same unit costs $19 a year in North Dakota but $70 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 18.8¢/kWh

$28/yr

$7.34 · cheapest certified clothes washers$59 · priciest
Per month
$2.35
Per day
8¢
Certified use
150 kWh/yr
Load configuration
Front Load
Drum volume
5 cu ft
IMEF
2.76
Annual water use
4,720 gal/yr
39 kWh311 kWh
Where the Whirlpool WFW6605M (▮) sits among all 338 certified clothes washers, by annual kWh

What it costs in every state

Whirlpool WFW6605M: 150 kWh/yr × each state's average residential rate (EIA)
StateRate ¢/kWhThis model $/yrRelative cost
Alabama17.4¢$26
Alaska27.4¢$41
Arizona15.5¢$23
Arkansas14.2¢$21
California35.3¢$53
Colorado16.5¢$25
Connecticut32.2¢$48
Delaware18.8¢$28
District of Columbia25.4¢$38
Florida15.4¢$23
Georgia15.4¢$23
Hawaiipriciest46.6¢$70
Idaho12.7¢$19
Illinois20.5¢$31
Indiana17.9¢$27
Iowa13.9¢$21
Kansas15.8¢$24
Kentucky15.0¢$23
Louisiana14.4¢$22
Maine28.4¢$43
Maryland22.1¢$33
Massachusetts29.4¢$44
Michigan21.4¢$32
Minnesota16.4¢$25
Mississippi16.8¢$25
Missouri14.0¢$21
Montana13.9¢$21
Nebraska13.3¢$20
Nevada14.3¢$21
New Hampshire27.2¢$41
New Jersey23.5¢$35
New Mexico15.2¢$23
New York29.4¢$44
North Carolina16.3¢$24
North Dakotacheapest12.3¢$19
Ohio19.5¢$29
Oklahoma13.3¢$20
Oregon15.8¢$24
Pennsylvania21.5¢$32
Rhode Island28.3¢$42
South Carolina17.1¢$26
South Dakota14.5¢$22
Tennessee14.9¢$22
Texas17.0¢$25
Utah13.3¢$20
Vermont24.6¢$37
Virginia17.4¢$26
Washington14.4¢$22
West Virginia16.1¢$24
Wisconsin19.2¢$29
Wyoming14.7¢$22

Certified models closest in efficiency

clothes washers within reach of 150 kWh/yr
ModelkWh/yr$/yr (US avg)
GE GFW350S*Y150$28
GE GFW510S*N150$28
GE GFW510S*V150$28
GE GTW685B*L150$28
GE Profile PFQ83HSHW150$28
GE Profile PFQ83HSLW150$28

Run your own numbers

Your rate, your numbers

Per day
8¢
Per month
$2.35
Per year
$28

150 kWh/yr × 18.8¢/kWh = $28/yr

Prefilled with this model's certified 150 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 Whirlpool WFW6605M use?
ENERGY STAR certifies the Whirlpool WFW6605M at 150 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 Whirlpool WFW6605M cost to run per month?
About $2.35 a month at the U.S. average residential rate (18.8¢/kWh) — 8¢ a day, or $28 a year. Your state's rate moves this up or down; see the table above.
Is the Whirlpool WFW6605M energy efficient?
It uses 36% more electricity than the median certified clothes washer, which puts it among the least efficient certified models.
What does the Whirlpool WFW6605M cost to run in the cheapest vs. priciest state?
At current residential rates it costs about $19 a year in North Dakota (12.3¢/kWh) and $70 in Hawaii (46.6¢/kWh).
What does one load cost with the Whirlpool WFW6605M?
Roughly 12¢ per cycle at the U.S. average rate, based on the DOE test's 234 cycles a year.

Keep digging