WattCost

Data through June 2026

Running cost · Refrigerators · ENERGY STAR certified

Comfee CERT31B0AIX

Running around the clock, the Comfee CERT31B0AIX uses a certified 270 kWh per year — about $50 at the U.S. average rate, or $4.13 a month, the equivalent of a steady 31-watt draw. That's close to the middle of the certified pack — about 10% above the median compact refrigerator, ranked 1121 of 1645. The same unit costs $35 a year in Nevada but $142 in Hawaii — electricity rates, not the appliance, make the difference.

Uses 25% less energy than the U.S. federal minimum

Dimensions 33" H × 18.5" W

Estimated annual running cost · U.S. average rate 18.3¢/kWh

$50/yr

$7.70 · cheapest certified refrigerators$148 · priciest
Per month
$4.13
Per day
14¢
Certified use
270 kWh/yr
Configuration
Compact Refrigerator
Total capacity
3.1 cu ft
Defrost
Automatic
Ice maker
No
Through-door dispenser
No
42 kWh805 kWh
Where the Comfee CERT31B0AIX (▮) sits among all 4,371 certified refrigerators, by annual kWh

What it costs in every state

Comfee CERT31B0AIX: 270 kWh/yr × each state's average residential rate (EIA)
StateRate ¢/kWhThis model $/yrRelative cost
Alabama16.4¢$44
Alaska28.2¢$76
Arizona15.2¢$41
Arkansas14.1¢$38
California34.7¢$94
Colorado17.1¢$46
Connecticut24.3¢$66
Delaware19.3¢$52
District of Columbia24.4¢$66
Florida15.1¢$41
Georgia16.4¢$44
Hawaiipriciest52.7¢$142
Idaho14.4¢$39
Illinois19.9¢$54
Indiana17.5¢$47
Iowa15.9¢$43
Kansas15.7¢$42
Kentucky14.3¢$39
Louisiana13.5¢$36
Maine29.6¢$80
Maryland21.8¢$59
Massachusetts29.6¢$80
Michigan23.0¢$62
Minnesota17.5¢$47
Mississippi14.9¢$40
Missouri16.2¢$44
Montana15.1¢$41
Nebraska13.3¢$36
Nevadacheapest13.1¢$35
New Hampshire27.0¢$73
New Jersey24.9¢$67
New Mexico15.1¢$41
New York29.5¢$80
North Carolina14.7¢$40
North Dakota14.1¢$38
Ohio19.2¢$52
Oklahoma14.3¢$39
Oregon16.3¢$44
Pennsylvania21.7¢$59
Rhode Island29.2¢$79
South Carolina15.6¢$42
South Dakota15.4¢$41
Tennessee14.1¢$38
Texas15.9¢$43
Utah13.4¢$36
Vermont24.4¢$66
Virginia17.2¢$46
Washington14.9¢$40
West Virginia15.4¢$42
Wisconsin19.6¢$53
Wyoming15.2¢$41

Certified models closest in efficiency

compact refrigerators within reach of 270 kWh/yr
ModelkWh/yr$/yr (US avg)
APPLIANCE BASICS CR31TABDDSS270$50
Arctic King ARM31T5A270$50
Arctic King ARM32D5ABB270$50
Arctic King ARM32D5ASL270$50
Comfee CERT31B0A270$50
Edgestar CRF321SS270$50

Run your own numbers

Your rate, your numbers

Per day
14¢
Per month
$4.13
Per year
$50

270 kWh/yr × 18.3¢/kWh = $50/yr

Prefilled with this model's certified 270 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 Comfee CERT31B0AIX use?
ENERGY STAR certifies the Comfee CERT31B0AIX at 270 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 Comfee CERT31B0AIX cost to run per month?
About $4.13 a month at the U.S. average residential rate (18.3¢/kWh) — 14¢ a day, or $50 a year. Your state's rate moves this up or down; see the table above.
Is the Comfee CERT31B0AIX energy efficient?
It uses 10% more electricity than the median certified compact refrigerator.
What does the Comfee CERT31B0AIX cost to run in the cheapest vs. priciest state?
At current residential rates it costs about $35 a year in Nevada (13.1¢/kWh) and $142 in Hawaii (52.7¢/kWh).
How many watts does the Comfee CERT31B0AIX draw on average?
Spread over a year of continuous operation, 270 kWh works out to an average draw of about 31 watts — like leaving a 31-watt bulb on 24/7.

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