WattCost

Data through June 2026

Running cost · Refrigerators · ENERGY STAR certified

Samsung RF90F29BE

The Samsung RF90F29BE never switches off, and its certified 656 kWh a year works out to about $120 on a U.S.-average electric bill — roughly $10.03 a month for an average continuous draw of 75 watts. Even among certified models it's on the thirsty end: 17% more electricity than the median bottom-freezer refrigerator, ranked 1144 of 1478. Where you live moves the bill from $86 a year in Nevada to $346 in Hawaii.

Uses 9% less energy than the U.S. federal minimum

Dimensions 70.3" H × 35.8" W

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

$120/yr

$7.70 · cheapest certified refrigerators$148 · priciest
Per month
$10.03
Per day
33¢
Certified use
656 kWh/yr
Configuration
Bottom Freezer
Total capacity
28.6 cu ft
Defrost
Automatic
Ice maker
Yes
Through-door dispenser
No
42 kWh805 kWh
Where the Samsung RF90F29BE (▮) sits among all 4,371 certified refrigerators, by annual kWh

What it costs in every state

Samsung RF90F29BE: 656 kWh/yr × each state's average residential rate (EIA)
StateRate ¢/kWhThis model $/yrRelative cost
Alabama16.4¢$108
Alaska28.2¢$185
Arizona15.2¢$100
Arkansas14.1¢$93
California34.7¢$228
Colorado17.1¢$112
Connecticut24.3¢$160
Delaware19.3¢$127
District of Columbia24.4¢$160
Florida15.1¢$99
Georgia16.4¢$107
Hawaiipriciest52.7¢$346
Idaho14.4¢$94
Illinois19.9¢$130
Indiana17.5¢$115
Iowa15.9¢$105
Kansas15.7¢$103
Kentucky14.3¢$94
Louisiana13.5¢$88
Maine29.6¢$194
Maryland21.8¢$143
Massachusetts29.6¢$194
Michigan23.0¢$151
Minnesota17.5¢$115
Mississippi14.9¢$98
Missouri16.2¢$106
Montana15.1¢$99
Nebraska13.3¢$87
Nevadacheapest13.1¢$86
New Hampshire27.0¢$177
New Jersey24.9¢$164
New Mexico15.1¢$99
New York29.5¢$193
North Carolina14.7¢$97
North Dakota14.1¢$93
Ohio19.2¢$126
Oklahoma14.3¢$94
Oregon16.3¢$107
Pennsylvania21.7¢$143
Rhode Island29.2¢$192
South Carolina15.6¢$102
South Dakota15.4¢$101
Tennessee14.1¢$92
Texas15.9¢$105
Utah13.4¢$88
Vermont24.4¢$160
Virginia17.2¢$113
Washington14.9¢$98
West Virginia15.4¢$101
Wisconsin19.6¢$128
Wyoming15.2¢$100

Certified models closest in efficiency

bottom-freezer refrigerators within reach of 656 kWh/yr
ModelkWh/yr$/yr (US avg)
Bosch B36CD50SN656$120
Bosch B36CD51SN656$120
Samsung RF27CG5010656$120
Samsung RF27CG5100656$120
Bertazzoni REF36FDFZXNT658$121
Bosch B36CD10EN654$120

Run your own numbers

Your rate, your numbers

Per day
33¢
Per month
$10.03
Per year
$120

656 kWh/yr × 18.3¢/kWh = $120/yr

Prefilled with this model's certified 656 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 RF90F29BE use?
ENERGY STAR certifies the Samsung RF90F29BE at 656 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 RF90F29BE cost to run per month?
About $10.03 a month at the U.S. average residential rate (18.3¢/kWh) — 33¢ a day, or $120 a year. Your state's rate moves this up or down; see the table above.
Is the Samsung RF90F29BE energy efficient?
It uses 17% more electricity than the median certified bottom-freezer refrigerator, which puts it among the least efficient certified models.
What does the Samsung RF90F29BE cost to run in the cheapest vs. priciest state?
At current residential rates it costs about $86 a year in Nevada (13.1¢/kWh) and $346 in Hawaii (52.7¢/kWh).
How many watts does the Samsung RF90F29BE draw on average?
Spread over a year of continuous operation, 656 kWh works out to an average draw of about 75 watts — like leaving a 75-watt bulb on 24/7.

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