WattCost

Data through April 2026

Running cost · Refrigerators · ENERGY STAR certified

Smeg CB3620UWI

Running around the clock, the Smeg CB3620UWI uses a certified 590 kWh per year — about $111 at the U.S. average rate, or $9.26 a month, the equivalent of a steady 67-watt draw. That's close to the middle of the certified pack — about 5% above the median bottom-freezer refrigerator, ranked 918 of 1458. Where you live moves the bill from $73 a year in North Dakota to $275 in Hawaii.

Uses 10% less energy than the U.S. federal minimum

Dimensions 83.6" H × 35.8" W

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

$111/yr

$7.91 · cheapest certified refrigerators$152 · priciest
Per month
$9.26
Per day
30¢
Certified use
590 kWh/yr
Configuration
Bottom Freezer
Total capacity
19.8 cu ft
Defrost
Automatic
Ice maker
Yes
Through-door dispenser
No
42 kWh805 kWh
Where the Smeg CB3620UWI (▮) sits among all 4,229 certified refrigerators, by annual kWh

What it costs in every state

Smeg CB3620UWI: 590 kWh/yr × each state's average residential rate (EIA)
StateRate ¢/kWhThis model $/yrRelative cost
Alabama17.4¢$103
Alaska27.4¢$161
Arizona15.5¢$91
Arkansas14.2¢$84
California35.3¢$208
Colorado16.5¢$98
Connecticut32.2¢$190
Delaware18.8¢$111
District of Columbia25.4¢$150
Florida15.4¢$91
Georgia15.4¢$91
Hawaiipriciest46.6¢$275
Idaho12.7¢$75
Illinois20.5¢$121
Indiana17.9¢$106
Iowa13.9¢$82
Kansas15.8¢$93
Kentucky15.0¢$89
Louisiana14.4¢$85
Maine28.4¢$168
Maryland22.1¢$130
Massachusetts29.4¢$174
Michigan21.4¢$126
Minnesota16.4¢$97
Mississippi16.8¢$99
Missouri14.0¢$83
Montana13.9¢$82
Nebraska13.3¢$78
Nevada14.3¢$84
New Hampshire27.2¢$161
New Jersey23.5¢$139
New Mexico15.2¢$89
New York29.4¢$174
North Carolina16.3¢$96
North Dakotacheapest12.3¢$73
Ohio19.5¢$115
Oklahoma13.3¢$79
Oregon15.8¢$93
Pennsylvania21.5¢$127
Rhode Island28.3¢$167
South Carolina17.1¢$101
South Dakota14.5¢$86
Tennessee14.9¢$88
Texas17.0¢$100
Utah13.3¢$78
Vermont24.6¢$145
Virginia17.4¢$103
Washington14.4¢$85
West Virginia16.1¢$95
Wisconsin19.2¢$113
Wyoming14.7¢$87

Certified models closest in efficiency

bottom-freezer refrigerators within reach of 590 kWh/yr
ModelkWh/yr$/yr (US avg)
Avanti FFFD22IWR3S590$111
COSMO COS-FDR223GWSS590$111
Crosley CFDNH2216AS590$111
Durra Elite DE210FDBMDSS590$111
Elica ER36SRB191PR-R590$111
Forno FFFFD1866-36SB590$111

Run your own numbers

Your rate, your numbers

Per day
30¢
Per month
$9.26
Per year
$111

590 kWh/yr × 18.8¢/kWh = $111/yr

Prefilled with this model's certified 590 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 Smeg CB3620UWI use?
ENERGY STAR certifies the Smeg CB3620UWI at 590 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 Smeg CB3620UWI cost to run per month?
About $9.26 a month at the U.S. average residential rate (18.8¢/kWh) — 30¢ a day, or $111 a year. Your state's rate moves this up or down; see the table above.
Is the Smeg CB3620UWI energy efficient?
It uses 5% more electricity than the median certified bottom-freezer refrigerator.
What does the Smeg CB3620UWI cost to run in the cheapest vs. priciest state?
At current residential rates it costs about $73 a year in North Dakota (12.3¢/kWh) and $275 in Hawaii (46.6¢/kWh).
How many watts does the Smeg CB3620UWI draw on average?
Spread over a year of continuous operation, 590 kWh works out to an average draw of about 67 watts — like leaving a 67-watt bulb on 24/7.

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