Appliances / Refrigerators / LG
LG LT18S1100 series: $63 a year to run
This refrigerator uses 344 kWh of electricity a year. At the U.S. average price that is $63 a year and $751 over a typical 12-year life. It ranks #196 of 604 top 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
344 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
| Samsung RT18DG6300 series | 17.5 cu ft | $61/yr | saves $24 |
| Hisense BCD-418WP4NA1/HC1(H) | 15 cu ft | $61/yr | saves $13 |
| Hisense RT15A2CCE | 15 cu ft | $61/yr | saves $13 |
| Samsung RT18DG6500 series (no ice maker) | 17.5 cu ft | $62/yr | saves $2 |
Specs
| Brand | LG |
| Model | LT18S1100* |
| Type | Top Freezer |
| Energy use | 344 kWh / year |
| Federal maximum for this type | 403 kWh / year |
| Width | 27.5 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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