WattCost

Data through June 2026

Running cost · Refrigerators · ENERGY STAR certified

Samsung RF30BB6900

Running around the clock, the Samsung RF30BB6900 uses a certified 693 kWh per year — about $127 at the U.S. average rate, or $10.59 a month, the equivalent of a steady 79-watt draw. Even among certified models it's on the thirsty end: 23% more electricity than the median bottom-freezer refrigerator, ranked 1254 of 1478. The same unit costs $91 a year in Nevada but $365 in Hawaii — electricity rates, not the appliance, make the difference.

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

Dimensions 70" H × 35.8" W

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

$127/yr

$7.70 · cheapest certified refrigerators$148 · priciest
Per month
$10.59
Per day
35¢
Certified use
693 kWh/yr
Configuration
Bottom Freezer
Total capacity
29.8 cu ft
Defrost
Automatic
Ice maker
Yes
Through-door dispenser
No
42 kWh805 kWh
Where the Samsung RF30BB6900 (▮) sits among all 4,371 certified refrigerators, by annual kWh

What it costs in every state

Samsung RF30BB6900: 693 kWh/yr × each state's average residential rate (EIA)
StateRate ¢/kWhThis model $/yrRelative cost
Alabama16.4¢$114
Alaska28.2¢$195
Arizona15.2¢$105
Arkansas14.1¢$98
California34.7¢$241
Colorado17.1¢$119
Connecticut24.3¢$169
Delaware19.3¢$134
District of Columbia24.4¢$169
Florida15.1¢$105
Georgia16.4¢$113
Hawaiipriciest52.7¢$365
Idaho14.4¢$100
Illinois19.9¢$138
Indiana17.5¢$121
Iowa15.9¢$110
Kansas15.7¢$109
Kentucky14.3¢$99
Louisiana13.5¢$93
Maine29.6¢$205
Maryland21.8¢$151
Massachusetts29.6¢$205
Michigan23.0¢$159
Minnesota17.5¢$121
Mississippi14.9¢$103
Missouri16.2¢$112
Montana15.1¢$105
Nebraska13.3¢$92
Nevadacheapest13.1¢$91
New Hampshire27.0¢$187
New Jersey24.9¢$173
New Mexico15.1¢$104
New York29.5¢$204
North Carolina14.7¢$102
North Dakota14.1¢$98
Ohio19.2¢$133
Oklahoma14.3¢$99
Oregon16.3¢$113
Pennsylvania21.7¢$151
Rhode Island29.2¢$203
South Carolina15.6¢$108
South Dakota15.4¢$106
Tennessee14.1¢$98
Texas15.9¢$110
Utah13.4¢$93
Vermont24.4¢$169
Virginia17.2¢$119
Washington14.9¢$103
West Virginia15.4¢$107
Wisconsin19.6¢$136
Wyoming15.2¢$106

Certified models closest in efficiency

bottom-freezer refrigerators within reach of 693 kWh/yr
ModelkWh/yr$/yr (US avg)
Bosch B26FT50SNS693$127
Criterion 453-8127692$127
Criterion CFDR256H1S692$127
Hisense HRM260N6T*E692$127
Hisense HRM260P9T*E692$127
Kenmore 7568692$127

Run your own numbers

Your rate, your numbers

Per day
35¢
Per month
$10.59
Per year
$127

693 kWh/yr × 18.3¢/kWh = $127/yr

Prefilled with this model's certified 693 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 RF30BB6900 use?
ENERGY STAR certifies the Samsung RF30BB6900 at 693 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 RF30BB6900 cost to run per month?
About $10.59 a month at the U.S. average residential rate (18.3¢/kWh) — 35¢ a day, or $127 a year. Your state's rate moves this up or down; see the table above.
Is the Samsung RF30BB6900 energy efficient?
It uses 23% more electricity than the median certified bottom-freezer refrigerator, which puts it among the least efficient certified models.
What does the Samsung RF30BB6900 cost to run in the cheapest vs. priciest state?
At current residential rates it costs about $91 a year in Nevada (13.1¢/kWh) and $365 in Hawaii (52.7¢/kWh).
How many watts does the Samsung RF30BB6900 draw on average?
Spread over a year of continuous operation, 693 kWh works out to an average draw of about 79 watts — like leaving a 79-watt bulb on 24/7.

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