Appliances / Refrigerators / Samsung
Samsung RT21M62*5** family: $87 a year to run
This refrigerator uses 478 kWh of electricity a year. At the U.S. average price that is $87 a year and $1,043 over a typical 12-year life. It ranks #590 of 604 top freezer models for running cost.
- Price. Check what it costs at the store (links below).
- Plus running cost. Add $1,043 of electricity over 12 years. That is the part the price tag hides.
- Compare. Pick your state to see your real number, then check the cheaper-to-run models of the same size.
Where to buy
Compare the price, then add the running cost below to get the true cost.
Cost to run where you live
478 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
Or see every medium (18 to 23 cu ft) model ranked.
| Avanti FF18H0W | 18.3 cu ft | $65/yr | saves $262 |
| Avanti FF18H series | 18.3 cu ft | $65/yr | saves $262 |
| Bevoi BVIREF18W (no ice maker) | 18 cu ft | $66/yr | saves $253 |
| Bevoi BVIREF18 series | 18 cu ft | $66/yr | saves $253 |
Specs
| Brand | Samsung |
| Model | RT21M62*5** |
| Type | Top Freezer |
| Energy use | 478 kWh / year |
| Federal maximum for this type | 523 kWh / year |
| Width | 32.9 in |
| Features | Ice maker |
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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