This refrigerator uses 333 kWh of electricity a year. At the U.S. average price that is $61 a year and $727 over a typical 12-year life. It ranks #173 of 604 top freezer models for running cost.
Per year (U.S. avg)
$61
Over 12 years
$727
Saves vs the federal minimum
$13/yr
Size
17.5 cu ft
Where to buy
Compare the price, then add the running cost below to get the true cost.
333 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.
One of the cheapest to run
No ENERGY STAR model of the same type and size uses less electricity.
Specs
Brand
Samsung
Model
RT18DG6300**
Type
Top Freezer
Energy use
333 kWh / year
Federal maximum for this type
403 kWh / year
Width
28.8 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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