Appliances / Refrigerators / LG
LG LF21C6000 series: $94 a year to run
This refrigerator uses 515 kWh of electricity a year. At the U.S. average price that is $94 a year and $1,124 over a typical 12-year life. It ranks #474 of 1421 bottom freezer 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
515 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
| Fisher & Paykel RF178WRNX1 | 18.2 cu ft | $68/yr | saves $312 |
| Fisher & Paykel RF178ANX1 | 18 cu ft | $75/yr | saves $225 |
| Summit FFBF151W | 19.1 cu ft | $78/yr | saves $188 |
| Summit FFBF152PL | 19.1 cu ft | $78/yr | saves $188 |
Specs
| Brand | LG |
| Model | LF21C6000* |
| Type | Bottom Freezer |
| Energy use | 515 kWh / year |
| Federal maximum for this type | 545 kWh / year |
| Width | 32.9 in |
| Features | Counter depth |
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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