WattCost

Data through April 2026

Running cost · Refrigerators · ENERGY STAR certified

Samsung RF90F23AE

The Samsung RF90F23AE never switches off, and its certified 618 kWh a year works out to about $116 on a U.S.-average electric bill — roughly $9.70 a month for an average continuous draw of 71 watts. Efficiency-wise it's unremarkable in a good way: within 10% of the median certified bottom-freezer refrigerator (rank 1007 of 1458). Where you live moves the bill from $76 a year in North Dakota to $288 in Hawaii.

Uses 5% less energy than the U.S. federal minimum

Dimensions 70.3" H × 35.8" W

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

$116/yr

$7.91 · cheapest certified refrigerators$152 · priciest
Per month
$9.70
Per day
32¢
Certified use
618 kWh/yr
Configuration
Bottom Freezer
Total capacity
22.5 cu ft
Defrost
Automatic
Ice maker
Yes
Through-door dispenser
No
42 kWh805 kWh
Where the Samsung RF90F23AE (▮) sits among all 4,229 certified refrigerators, by annual kWh

What it costs in every state

Samsung RF90F23AE: 618 kWh/yr × each state's average residential rate (EIA)
StateRate ¢/kWhThis model $/yrRelative cost
Alabama17.4¢$108
Alaska27.4¢$169
Arizona15.5¢$96
Arkansas14.2¢$88
California35.3¢$218
Colorado16.5¢$102
Connecticut32.2¢$199
Delaware18.8¢$116
District of Columbia25.4¢$157
Florida15.4¢$95
Georgia15.4¢$95
Hawaiipriciest46.6¢$288
Idaho12.7¢$78
Illinois20.5¢$127
Indiana17.9¢$111
Iowa13.9¢$86
Kansas15.8¢$98
Kentucky15.0¢$93
Louisiana14.4¢$89
Maine28.4¢$176
Maryland22.1¢$136
Massachusetts29.4¢$182
Michigan21.4¢$132
Minnesota16.4¢$101
Mississippi16.8¢$104
Missouri14.0¢$87
Montana13.9¢$86
Nebraska13.3¢$82
Nevada14.3¢$88
New Hampshire27.2¢$168
New Jersey23.5¢$145
New Mexico15.2¢$94
New York29.4¢$182
North Carolina16.3¢$100
North Dakotacheapest12.3¢$76
Ohio19.5¢$120
Oklahoma13.3¢$82
Oregon15.8¢$98
Pennsylvania21.5¢$133
Rhode Island28.3¢$175
South Carolina17.1¢$105
South Dakota14.5¢$90
Tennessee14.9¢$92
Texas17.0¢$105
Utah13.3¢$82
Vermont24.6¢$152
Virginia17.4¢$107
Washington14.4¢$89
West Virginia16.1¢$99
Wisconsin19.2¢$119
Wyoming14.7¢$91

Certified models closest in efficiency

bottom-freezer refrigerators within reach of 618 kWh/yr
ModelkWh/yr$/yr (US avg)
Samsung RF23BB8900618$116
Samsung RF90F23BE618$116
Samsung RF90F23EE618$116
Liebherr FDBC36S620$117
Liebherr FDBHC36S620$117
Miele KFFD 6765 edt/cs620$117

Run your own numbers

Your rate, your numbers

Per day
32¢
Per month
$9.70
Per year
$116

618 kWh/yr × 18.8¢/kWh = $116/yr

Prefilled with this model's certified 618 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 Samsung RF90F23AE use?
ENERGY STAR certifies the Samsung RF90F23AE at 618 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 Samsung RF90F23AE cost to run per month?
About $9.70 a month at the U.S. average residential rate (18.8¢/kWh) — 32¢ a day, or $116 a year. Your state's rate moves this up or down; see the table above.
Is the Samsung RF90F23AE energy efficient?
It uses 10% more electricity than the median certified bottom-freezer refrigerator.
What does the Samsung RF90F23AE cost to run in the cheapest vs. priciest state?
At current residential rates it costs about $76 a year in North Dakota (12.3¢/kWh) and $288 in Hawaii (46.6¢/kWh).
How many watts does the Samsung RF90F23AE draw on average?
Spread over a year of continuous operation, 618 kWh works out to an average draw of about 71 watts — like leaving a 71-watt bulb on 24/7.

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