WattCost

Data through April 2026

Running cost · Clothes Washers · ENERGY STAR certified

Bosch WGA12400

Across a standard year of loads (234 cycles under the DOE test), the Bosch WGA12400 uses 70 kWh — about $13 at the U.S. average electricity rate, or roughly 6¢ per load. That puts it in the most efficient tenth of every certified clothes washer — 36% less electricity than the median, ranked 17 of 338. The same unit costs $8.64 a year in North Dakota but $33 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

$13/yr

$7.34 · cheapest certified clothes washers$59 · priciest
Per month
$1.10
Per day
4¢
Certified use
70 kWh/yr
Load configuration
Front Load
Drum volume
2.1 cu ft
IMEF
2.4
Annual water use
2,325 gal/yr
39 kWh311 kWh
Where the Bosch WGA12400 (▮) sits among all 338 certified clothes washers, by annual kWh

What it costs in every state

Bosch WGA12400: 70 kWh/yr × each state's average residential rate (EIA)
StateRate ¢/kWhThis model $/yrRelative cost
Alabama17.4¢$12
Alaska27.4¢$19
Arizona15.5¢$11
Arkansas14.2¢$9.91
California35.3¢$25
Colorado16.5¢$12
Connecticut32.2¢$23
Delaware18.8¢$13
District of Columbia25.4¢$18
Florida15.4¢$11
Georgia15.4¢$11
Hawaiipriciest46.6¢$33
Idaho12.7¢$8.89
Illinois20.5¢$14
Indiana17.9¢$13
Iowa13.9¢$9.70
Kansas15.8¢$11
Kentucky15.0¢$11
Louisiana14.4¢$10
Maine28.4¢$20
Maryland22.1¢$15
Massachusetts29.4¢$21
Michigan21.4¢$15
Minnesota16.4¢$11
Mississippi16.8¢$12
Missouri14.0¢$9.81
Montana13.9¢$9.73
Nebraska13.3¢$9.30
Nevada14.3¢$10
New Hampshire27.2¢$19
New Jersey23.5¢$16
New Mexico15.2¢$11
New York29.4¢$21
North Carolina16.3¢$11
North Dakotacheapest12.3¢$8.64
Ohio19.5¢$14
Oklahoma13.3¢$9.32
Oregon15.8¢$11
Pennsylvania21.5¢$15
Rhode Island28.3¢$20
South Carolina17.1¢$12
South Dakota14.5¢$10
Tennessee14.9¢$10
Texas17.0¢$12
Utah13.3¢$9.30
Vermont24.6¢$17
Virginia17.4¢$12
Washington14.4¢$10
West Virginia16.1¢$11
Wisconsin19.2¢$13
Wyoming14.7¢$10

Certified models closest in efficiency

clothes washers within reach of 70 kWh/yr
ModelkWh/yr$/yr (US avg)
Beko BWM242300SWWmost efficient73$14
Blomberg BLWM242300SWGmost efficient73$14
Electrolux ELFW7738most efficient74$14
Asko W2084.W.U75$14
Asko W3LW.U75$14
Asko W3W.U75$14

Run your own numbers

Your rate, your numbers

Per day
4¢
Per month
$1.10
Per year
$13

70 kWh/yr × 18.8¢/kWh = $13/yr

Prefilled with this model's certified 70 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 Bosch WGA12400 use?
ENERGY STAR certifies the Bosch WGA12400 at 70 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 Bosch WGA12400 cost to run per month?
About $1.10 a month at the U.S. average residential rate (18.8¢/kWh) — 4¢ a day, or $13 a year. Your state's rate moves this up or down; see the table above.
Is the Bosch WGA12400 energy efficient?
It uses 36% less electricity than the median certified clothes washer, placing it in the top 10% of certified models.
What does the Bosch WGA12400 cost to run in the cheapest vs. priciest state?
At current residential rates it costs about $8.64 a year in North Dakota (12.3¢/kWh) and $33 in Hawaii (46.6¢/kWh).
What does one load cost with the Bosch WGA12400?
Roughly 6¢ per cycle at the U.S. average rate, based on the DOE test's 234 cycles a year.

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