WattCost

Data through April 2026

Running cost · Freezers · ENERGY STAR certified

Liebherr SIF5181

Running around the clock, the Liebherr SIF5181 uses a certified 350 kWh per year — about $66 at the U.S. average rate, or $5.49 a month, the equivalent of a steady 40-watt draw. Even among certified models it's on the thirsty end: 43% more electricity than the median compact freezer, ranked 109 of 128. The same unit costs $43 a year in North Dakota but $163 in Hawaii — electricity rates, not the appliance, make the difference. It also meets ENERGY STAR's stricter “Most Efficient” criteria.

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

$66/yr

$26 · cheapest certified freezers$122 · priciest
Per month
$5.49
Per day
18¢
Certified use
350 kWh/yr
Configuration
Compact
Total capacity
7.5 cu ft
Defrost
Automatic
Compact
Yes
137 kWh649 kWh
Where the Liebherr SIF5181 (▮) sits among all 568 certified freezers, by annual kWh

What it costs in every state

Liebherr SIF5181: 350 kWh/yr × each state's average residential rate (EIA)
StateRate ¢/kWhThis model $/yrRelative cost
Alabama17.4¢$61
Alaska27.4¢$96
Arizona15.5¢$54
Arkansas14.2¢$50
California35.3¢$123
Colorado16.5¢$58
Connecticut32.2¢$113
Delaware18.8¢$66
District of Columbia25.4¢$89
Florida15.4¢$54
Georgia15.4¢$54
Hawaiipriciest46.6¢$163
Idaho12.7¢$44
Illinois20.5¢$72
Indiana17.9¢$63
Iowa13.9¢$49
Kansas15.8¢$55
Kentucky15.0¢$53
Louisiana14.4¢$51
Maine28.4¢$99
Maryland22.1¢$77
Massachusetts29.4¢$103
Michigan21.4¢$75
Minnesota16.4¢$57
Mississippi16.8¢$59
Missouri14.0¢$49
Montana13.9¢$49
Nebraska13.3¢$46
Nevada14.3¢$50
New Hampshire27.2¢$95
New Jersey23.5¢$82
New Mexico15.2¢$53
New York29.4¢$103
North Carolina16.3¢$57
North Dakotacheapest12.3¢$43
Ohio19.5¢$68
Oklahoma13.3¢$47
Oregon15.8¢$55
Pennsylvania21.5¢$75
Rhode Island28.3¢$99
South Carolina17.1¢$60
South Dakota14.5¢$51
Tennessee14.9¢$52
Texas17.0¢$59
Utah13.3¢$47
Vermont24.6¢$86
Virginia17.4¢$61
Washington14.4¢$50
West Virginia16.1¢$56
Wisconsin19.2¢$67
Wyoming14.7¢$51

Certified models closest in efficiency

compact freezers within reach of 350 kWh/yr
ModelkWh/yr$/yr (US avg)
Miele FNS 7794 Emost efficient350$66
Summit ADFD2D24355$67
Sub-Zero ID-30F356$67
Marvel MLFZ*24-IS*1A369$69
Marvel MLFZ*24-SS*1A369$69
Marvel MOFZ*24-SS*1A369$69

Run your own numbers

Your rate, your numbers

Per day
18¢
Per month
$5.49
Per year
$66

350 kWh/yr × 18.8¢/kWh = $66/yr

Prefilled with this model's certified 350 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.

Questions, answered with the data

How much electricity does the Liebherr SIF5181 use?
ENERGY STAR certifies the Liebherr SIF5181 at 350 kWh per year. The certified annual kWh comes from the DOE test procedure, which measures continuous 24/7 operation at standardized temperatures.
How much does the Liebherr SIF5181 cost to run per month?
About $5.49 a month at the U.S. average residential rate (18.8¢/kWh) — 18¢ a day, or $66 a year. Your state's rate moves this up or down; see the table above.
Is the Liebherr SIF5181 energy efficient?
It uses 43% more electricity than the median certified compact freezer, which puts it among the least efficient certified models. It also meets ENERGY STAR's Most Efficient criteria.
What does the Liebherr SIF5181 cost to run in the cheapest vs. priciest state?
At current residential rates it costs about $43 a year in North Dakota (12.3¢/kWh) and $163 in Hawaii (46.6¢/kWh).
How many watts does the Liebherr SIF5181 draw on average?
Spread over a year of continuous operation, 350 kWh works out to an average draw of about 40 watts — like leaving a 40-watt bulb on 24/7.

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