WattCost

Data through April 2026

Running cost · Refrigerators · ENERGY STAR certified

Samsung RF30BB6900

Running around the clock, the Samsung RF30BB6900 uses a certified 693 kWh per year — about $130 at the U.S. average rate, or $10.87 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 1240 of 1458. The same unit costs $86 a year in North Dakota but $323 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 18.8¢/kWh

$130/yr

$7.91 · cheapest certified refrigerators$152 · priciest
Per month
$10.87
Per day
36¢
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 4,229 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
Alabama17.4¢$121
Alaska27.4¢$190
Arizona15.5¢$107
Arkansas14.2¢$98
California35.3¢$244
Colorado16.5¢$115
Connecticut32.2¢$223
Delaware18.8¢$130
District of Columbia25.4¢$176
Florida15.4¢$107
Georgia15.4¢$107
Hawaiipriciest46.6¢$323
Idaho12.7¢$88
Illinois20.5¢$142
Indiana17.9¢$124
Iowa13.9¢$96
Kansas15.8¢$109
Kentucky15.0¢$104
Louisiana14.4¢$100
Maine28.4¢$197
Maryland22.1¢$153
Massachusetts29.4¢$204
Michigan21.4¢$148
Minnesota16.4¢$114
Mississippi16.8¢$116
Missouri14.0¢$97
Montana13.9¢$96
Nebraska13.3¢$92
Nevada14.3¢$99
New Hampshire27.2¢$189
New Jersey23.5¢$163
New Mexico15.2¢$105
New York29.4¢$204
North Carolina16.3¢$113
North Dakotacheapest12.3¢$86
Ohio19.5¢$135
Oklahoma13.3¢$92
Oregon15.8¢$109
Pennsylvania21.5¢$149
Rhode Island28.3¢$196
South Carolina17.1¢$118
South Dakota14.5¢$101
Tennessee14.9¢$104
Texas17.0¢$118
Utah13.3¢$92
Vermont24.6¢$170
Virginia17.4¢$120
Washington14.4¢$100
West Virginia16.1¢$111
Wisconsin19.2¢$133
Wyoming14.7¢$102

Certified models closest in efficiency

bottom-freezer refrigerators within reach of 693 kWh/yr
ModelkWh/yr$/yr (US avg)
Bosch B26FT50SNS693$130
Criterion 453-8127692$130
Criterion CFDR256H1S692$130
Hisense HRM260N6T*E692$130
Hisense HRM260P9T*E692$130
Kenmore 7568692$130

Run your own numbers

Your rate, your numbers

Per day
36¢
Per month
$10.87
Per year
$130

693 kWh/yr × 18.8¢/kWh = $130/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 $10.87 a month at the U.S. average residential rate (18.8¢/kWh) — 36¢ a day, or $130 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 $86 a year in North Dakota (12.3¢/kWh) and $323 in Hawaii (46.6¢/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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