Appliances / Refrigerators / Midea
Midea MRU21C7 series
20 cu ft · Bottom Freezer refrigerator
Check the price at the store, then add $1,144 of electricity to get the true cost. We may earn a commission if you buy through these links; as an Amazon Associate we earn from qualifying purchases.
- Price. Check what it costs at the store.
- Plus running cost. Add $1,144 of electricity over 12 years. That is the part the price tag hides.
- Compare. Pick your state below, then check the cheaper-to-run models of the same size.
About the Midea MRU21C7 series
The Midea MRU21C7 series is a 20 cu ft bottom freezer refrigerator certified by ENERGY STAR. Its official test figure is 524 kWh of electricity a year, which at the U.S. average price of 18.19¢ per kWh comes to $95 a year, or $1,144 over a typical 12-year life.
That is 6% less energy than the federal maximum for this type of fridge (555 kWh a year), a saving of about $6 a year compared with a model that only just meets the standard.
Among 1,422 bottom freezer models it ranks #482 for running cost. The cheapest model of this type would save $707 in electricity over 12 years, though it may differ in size and features.
If you want the same type and a similar size for less to run, the Fisher & Paykel RF178WRNX1 uses 372 kWh a year and would save about $332 over 12 years.
Cost to run where you live
524 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.
| Fisher & Paykel RF178WRNX1 | 18.2 cu ft | $68/yr | saves $332 |
| Fisher & Paykel RF178ANX1 | 18 cu ft | $75/yr | saves $244 |
| Summit FFBF151W | 19.1 cu ft | $78/yr | saves $207 |
| Summit FFBF152PL | 19.1 cu ft | $78/yr | saves $207 |
Specs
| Brand | Midea |
| Model | MRU21C7*** |
| Type | Bottom Freezer |
| Energy use | 524 kWh / year |
| Federal maximum for this type | 555 kWh / year |
| Size | 20 cu ft |
| Width | 29.7 in |
| Height | 66.6 in |
| Defrost | Automatic |
| Built-in | No |
| Compact | No |
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.
Questions people ask
How much does the Midea MRU21C7 series cost to run?
About $95 a year at the U.S. average electricity price (18.19¢/kWh), based on its ENERGY STAR rating of 524 kWh a year. In a state with expensive power it can be much more; pick your state on this page to see your number.
How much will the Midea MRU21C7 series cost in electricity over its life?
About $1,144 over 12 years, a typical life for a refrigerator. Add that to the price you pay to get the true cost to own.
Is the Midea MRU21C7 series energy efficient?
Yes. It is ENERGY STAR certified and uses 6% less energy than the federal maximum for its type.
Is there a cheaper fridge to run of the same type and size?
Yes. The Fisher & Paykel RF178WRNX1 uses 372 kWh a year, about $332 less in electricity over 12 years.
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