RCA EFR391-COM

ENERGY STAR certified

Compact refrigerator · 3.2 cu ft

InYour statethis refrigerator costs

about $5 a month

$56 a year

An estimate at your state's average rate — not a guarantee of your bill.

Estimated yearly cost

$44

a year

The yellow sticker says $44 a year.

You'll pay $13 more.

Sticker uses 14¢ per kWh. The U.S. average is 18.0¢ per kWh.

Energy use

312 kWh a year

vs similar compact refrigerator

+27%

Cheaper refrigerators, same size

ENERGY STAR lists 11 other certified models at the same 312 kWh a year, size and type, so everything on this page applies to them too.

Cheaper to run, same size

A year at the U.S. average residential rate.

Compare all 4878 refrigerators under 10 cu ft

Cost in every state

312 kWh a year × each state's average residential rate (EIA 12-month average through July 2026).

State	Rate	Per year	Per month
Hawaii	43.7¢	$136	about $11 a month
California	33.1¢	$103	about $9 a month
Massachusetts	30.4¢	$95	about $8 a month
Rhode Island	29.4¢	$92	about $8 a month
Maine	29.3¢	$91	about $8 a month
New York	28.4¢	$88	about $7 a month
Connecticut	28.2¢	$88	about $7 a month
Alaska	27.0¢	$84	about $7 a month
New Hampshire	26.8¢	$83	about $7 a month
District of Columbia	24.2¢	$76	about $6 a month

Show all 52 states

Vermont	23.9¢	$75	about $6 a month
New Jersey	23.6¢	$74	about $6 a month
Maryland	22.3¢	$70	about $6 a month
Michigan	21.0¢	$66	about $5 a month
Pennsylvania	20.8¢	$65	about $5 a month
Illinois	19.0¢	$59	about $5 a month
Wisconsin	18.8¢	$59	about $5 a month
Ohio	18.3¢	$57	about $5 a month
U.S. average	18.0¢	$56	about $5 a month
Delaware	18.0¢	$56	about $5 a month
Indiana	17.1¢	$53	about $4 a month
Virginia	16.6¢	$52	about $4 a month
Colorado	16.6¢	$52	about $4 a month
Alabama	16.5¢	$51	about $4 a month
Minnesota	16.2¢	$51	about $4 a month
Texas	16.0¢	$50	about $4 a month
South Carolina	15.7¢	$49	about $4 a month
West Virginia	15.7¢	$49	about $4 a month
Oregon	15.6¢	$49	about $4 a month
Arizona	15.5¢	$48	about $4 a month
Florida	15.4¢	$48	about $4 a month
New Mexico	15.2¢	$48	about $4 a month
Kansas	15.1¢	$47	about $4 a month
Georgia	15.1¢	$47	about $4 a month
Mississippi	14.9¢	$47	about $4 a month
North Carolina	14.9¢	$46	about $4 a month
South Dakota	14.3¢	$45	about $4 a month
Washington	14.2¢	$44	about $4 a month
Wyoming	14.2¢	$44	about $4 a month
Iowa	14.1¢	$44	about $4 a month
Kentucky	14.0¢	$44	about $4 a month
Montana	13.9¢	$43	about $4 a month
Missouri	13.9¢	$43	about $4 a month
Tennessee	13.7¢	$43	about $4 a month
Oklahoma	13.6¢	$43	about $4 a month
Nevada	13.6¢	$42	about $4 a month
Arkansas	13.5¢	$42	about $3 a month
Utah	13.3¢	$42	about $3 a month
Louisiana	13.1¢	$41	about $3 a month
Nebraska	12.9¢	$40	about $3 a month
Idaho	12.7¢	$40	about $3 a month
North Dakota	12.5¢	$39	about $3 a month

What the RCA EFR391-COM costs where electricity is expensive

At Hawaii's average residential rate of 43.7¢ per kWh, the RCA EFR391-COM costs $136 a year — $93 more a year than the label says. The EnergyGuide label estimates $44 a year, because every label in the country is calculated at 14¢ per kWh. At the U.S. average of 18.0¢ per kWh this refrigerator costs $56 a year, and in North Dakota, the cheapest state, $39 a year.

Estimated annual running cost for the RCA EFR391-COM in the highest-rate states and the lowest-rate state
Where	Rate	Cost a year	vs the label
Hawaii	43.7¢ per kWh	$136	+$93
California	33.1¢ per kWh	$103	+$60
Massachusetts	30.4¢ per kWh	$95	+$51
Rhode Island	29.4¢ per kWh	$92	+$48
Maine	29.3¢ per kWh	$91	+$48
North Dakota	12.5¢ per kWh	$39	−$5

Electricity prices: EIA 12-month average through July 2026, residential sector, average revenue per kWh. Label figure calculated at 14¢ per kWh, the rate the FTC requires on labels.

Full specs

At the U.S. average residential rate this one costs $56 a year — about 27% more expensive to run than the average compact refrigerator ($44 a year across 4,805 certified models).

$56

Most efficient $13Average $44Least efficient $104

Every model on this scale is ENERGY STAR certified. Range across 4805 compact refrigerators, priced a year at the U.S. average residential rate.

Federal limit for this size and configuration: 359 kWh a year ($65 a year). This model uses 312 kWh a year.

Brand: RCA
Model number: EFR391-COM
Type: Compact refrigerator
Capacity: 3.2 cu ft
Annual energy use: 312 kWh a year
Better than the federal standard: 13% less energy
ENERGY STAR Most Efficient: No
On the market since: June 2021
Certified: June 2021
Defrost: Automatic
Ice maker: No
Through-the-door dispenser: No
Counter depth: Yes
Built-in: No
Height (in): 35
Width (in): 20
Adjusted volume (cu ft): 3.9
Refrigerant: R600a/1.411(oz)
Connected features: No

Where to buy

We do not sell appliances. These open a search on the retailer's own site.

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Common questions

+How much does the RCA EFR391-COM cost to run per month?

about $5 a month at the U.S. average residential rate of 18.0¢ per kWh, or $56 a year. Your cost depends on your state's rate — see the table above.

+How many kWh does the RCA EFR391-COM use?

312 kWh a year, as the manufacturer filed it with the EPA, in the ENERGY STAR certified product database.

+Is the RCA EFR391-COM energy efficient?

It is listed as ENERGY STAR certified. It uses about 27% more electricity than the average compact refrigerator (average: 246 kWh a year).

+How does the RCA EFR391-COM compare to the average refrigerator?

The average compact refrigerator in our database uses 246 kWh a year, costing $44 a year at the U.S. average residential rate. The RCA EFR391-COM uses 312 kWh a year, costing $56 a year.

How we calculate this

Annual energy use (312 kWh a year) is the figure the manufacturer filed for this model with the EPA, in the ENERGY STAR certified product database. Running cost is that figure multiplied by a state's average residential electricity price from the U.S. Energy Information Administration (12-month average through July 2026, average revenue per kWh).

Sources: EPA ENERGY STAR certified product data, updated weekly · U.S. EIA electricity prices, 12-month average through July 2026.