WattCost

Data through April 2026

Running cost · Refrigerators · ENERGY STAR certified

MicroFridge 2.3MF4R

Running around the clock, the MicroFridge 2.3MF4R uses a certified 223 kWh per year — about $42 at the U.S. average rate, or $3.50 a month, the equivalent of a steady 25-watt draw. That's close to the middle of the certified pack — about 9% under the median compact refrigerator, ranked 572 of 1589. The same unit costs $28 a year in North Dakota but $104 in Hawaii — electricity rates, not the appliance, make the difference.

Estimated annual running cost · U.S. average rate 18.8¢/kWh

$42/yr

$7.91 · cheapest certified refrigerators$152 · priciest
Per month
$3.50
Per day
12¢
Certified use
223 kWh/yr
Configuration
Compact Refrigerator
Total capacity
2.3 cu ft
Defrost
Automatic
Ice maker
No
Through-door dispenser
No
42 kWh805 kWh
Where the MicroFridge 2.3MF4R (▮) sits among all 4,229 certified refrigerators, by annual kWh

What it costs in every state

MicroFridge 2.3MF4R: 223 kWh/yr × each state's average residential rate (EIA)
StateRate ¢/kWhThis model $/yrRelative cost
Alabama17.4¢$39
Alaska27.4¢$61
Arizona15.5¢$35
Arkansas14.2¢$32
California35.3¢$79
Colorado16.5¢$37
Connecticut32.2¢$72
Delaware18.8¢$42
District of Columbia25.4¢$57
Florida15.4¢$34
Georgia15.4¢$34
Hawaiipriciest46.6¢$104
Idaho12.7¢$28
Illinois20.5¢$46
Indiana17.9¢$40
Iowa13.9¢$31
Kansas15.8¢$35
Kentucky15.0¢$33
Louisiana14.4¢$32
Maine28.4¢$63
Maryland22.1¢$49
Massachusetts29.4¢$66
Michigan21.4¢$48
Minnesota16.4¢$37
Mississippi16.8¢$37
Missouri14.0¢$31
Montana13.9¢$31
Nebraska13.3¢$30
Nevada14.3¢$32
New Hampshire27.2¢$61
New Jersey23.5¢$52
New Mexico15.2¢$34
New York29.4¢$66
North Carolina16.3¢$36
North Dakotacheapest12.3¢$28
Ohio19.5¢$43
Oklahoma13.3¢$30
Oregon15.8¢$35
Pennsylvania21.5¢$48
Rhode Island28.3¢$63
South Carolina17.1¢$38
South Dakota14.5¢$32
Tennessee14.9¢$33
Texas17.0¢$38
Utah13.3¢$30
Vermont24.6¢$55
Virginia17.4¢$39
Washington14.4¢$32
West Virginia16.1¢$36
Wisconsin19.2¢$43
Wyoming14.7¢$33

Certified models closest in efficiency

compact refrigerators within reach of 223 kWh/yr
ModelkWh/yr$/yr (US avg)
Absocold ARD244A*21R/L223$42
MicroFridge 2.3MF4RS223$42
MicroFridge 2.3MF4RW223$42
RCA RFR465224$42
Danby DAR017A3221$42
Danby Designer DAR017A2221$42

Run your own numbers

Your rate, your numbers

Per day
12¢
Per month
$3.50
Per year
$42

223 kWh/yr × 18.8¢/kWh = $42/yr

Prefilled with this model's certified 223 kWh/yr — adjust if your usage differs from the DOE test basis. The certified annual kWh comes from the DOE test procedure, which measures continuous 24/7 operation at standardized temperatures — refrigerators never get a day off.

Questions, answered with the data

How much electricity does the MicroFridge 2.3MF4R use?
ENERGY STAR certifies the MicroFridge 2.3MF4R at 223 kWh per year. The certified annual kWh comes from the DOE test procedure, which measures continuous 24/7 operation at standardized temperatures — refrigerators never get a day off.
How much does the MicroFridge 2.3MF4R cost to run per month?
About $3.50 a month at the U.S. average residential rate (18.8¢/kWh) — 12¢ a day, or $42 a year. Your state's rate moves this up or down; see the table above.
Is the MicroFridge 2.3MF4R energy efficient?
It uses 9% less electricity than the median certified compact refrigerator.
What does the MicroFridge 2.3MF4R cost to run in the cheapest vs. priciest state?
At current residential rates it costs about $28 a year in North Dakota (12.3¢/kWh) and $104 in Hawaii (46.6¢/kWh).
How many watts does the MicroFridge 2.3MF4R draw on average?
Spread over a year of continuous operation, 223 kWh works out to an average draw of about 25 watts — like leaving a 25-watt bulb on 24/7.

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