Appliances / Washing machines / LG
LG WT8400C series: $22 a year to run
This washing machine uses 120 kWh of electricity a year. At the U.S. average price that is $22 a year and $240 over a typical 11-year life. It ranks #8 of 109 top load models for running cost.
Where to buy
Compare the price, then add the running cost below to get the true cost.
Cost to run where you live
120 kWh a year (ENERGY STAR test figure) × 18.19¢ per kWh, the average residential price in the U.S. for Jan–Aug 2026 (EIA). Your bill depends on your utility and how you use it.
Cheaper to run, same type and size
| LG WT7250C series | 5 cu ft | $20/yr | saves $20 |
| LG WT7300C series | 5 cu ft | $20/yr | saves $20 |
Specs
| Brand | LG |
| Model | WT8400C* |
| Type | Top Load |
| Energy use | 120 kWh / year |
| Federal maximum for this type | 211 kWh / year |
| Water use | 5,164 gallons / year |
| Width | 27 in |
Specs and energy use from the ENERGY STAR certified products list (U.S. EPA). An asterisk in a model number stands for colour or finish codes. HouseholdLeak is not affiliated with ENERGY STAR or the EPA.
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