WattCost

Data through June 2026

Running cost · Refrigerators · ENERGY STAR certified

Miele KFN 9855 iDE li

The Miele KFN 9855 iDE li never switches off, and its certified 507 kWh a year works out to about $93 on a U.S.-average electric bill — roughly $7.75 a month for an average continuous draw of 58 watts. Compared with the median certified bottom-freezer refrigerator, it uses 10% less electricity — rank 464 out of 1478. Where you live moves the bill from $66 a year in Nevada to $267 in Hawaii.

Uses 15% less energy than the U.S. federal minimum

Dimensions 79.5" H × 29.9" W

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

$93/yr

$7.70 · cheapest certified refrigerators$148 · priciest
Per month
$7.75
Per day
25¢
Certified use
507 kWh/yr
Configuration
Bottom Freezer
Total capacity
14.1 cu ft
Defrost
Automatic
Ice maker
Yes
Through-door dispenser
No
42 kWh805 kWh
Where the Miele KFN 9855 iDE li (▮) sits among all 4,371 certified refrigerators, by annual kWh

What it costs in every state

Miele KFN 9855 iDE li: 507 kWh/yr × each state's average residential rate (EIA)
StateRate ¢/kWhThis model $/yrRelative cost
Alabama16.4¢$83
Alaska28.2¢$143
Arizona15.2¢$77
Arkansas14.1¢$72
California34.7¢$176
Colorado17.1¢$87
Connecticut24.3¢$123
Delaware19.3¢$98
District of Columbia24.4¢$124
Florida15.1¢$77
Georgia16.4¢$83
Hawaiipriciest52.7¢$267
Idaho14.4¢$73
Illinois19.9¢$101
Indiana17.5¢$89
Iowa15.9¢$81
Kansas15.7¢$80
Kentucky14.3¢$72
Louisiana13.5¢$68
Maine29.6¢$150
Maryland21.8¢$111
Massachusetts29.6¢$150
Michigan23.0¢$117
Minnesota17.5¢$89
Mississippi14.9¢$75
Missouri16.2¢$82
Montana15.1¢$77
Nebraska13.3¢$67
Nevadacheapest13.1¢$66
New Hampshire27.0¢$137
New Jersey24.9¢$126
New Mexico15.1¢$76
New York29.5¢$150
North Carolina14.7¢$75
North Dakota14.1¢$72
Ohio19.2¢$97
Oklahoma14.3¢$73
Oregon16.3¢$83
Pennsylvania21.7¢$110
Rhode Island29.2¢$148
South Carolina15.6¢$79
South Dakota15.4¢$78
Tennessee14.1¢$71
Texas15.9¢$81
Utah13.4¢$68
Vermont24.4¢$124
Virginia17.2¢$87
Washington14.9¢$76
West Virginia15.4¢$78
Wisconsin19.6¢$99
Wyoming15.2¢$77

Certified models closest in efficiency

bottom-freezer refrigerators within reach of 507 kWh/yr
ModelkWh/yr$/yr (US avg)
Miele KFN 9855 iDE re507$93
FULGOR MILANO, BERTAZZONI, VITARA FM4BM36FBI506$93
FULGOR MILANO, BERTAZZONI, VITARA FM4FBM36FBI505$93
LG LRDNS2200505$93
Gaggenau RB492705504$92
Liebherr MCB 3050510$94

Run your own numbers

Your rate, your numbers

Per day
25¢
Per month
$7.75
Per year
$93

507 kWh/yr × 18.3¢/kWh = $93/yr

Prefilled with this model's certified 507 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 Miele KFN 9855 iDE li use?
ENERGY STAR certifies the Miele KFN 9855 iDE li at 507 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 Miele KFN 9855 iDE li cost to run per month?
About $7.75 a month at the U.S. average residential rate (18.3¢/kWh) — 25¢ a day, or $93 a year. Your state's rate moves this up or down; see the table above.
Is the Miele KFN 9855 iDE li energy efficient?
It uses 10% less electricity than the median certified bottom-freezer refrigerator, placing it in the efficient third of certified models.
What does the Miele KFN 9855 iDE li cost to run in the cheapest vs. priciest state?
At current residential rates it costs about $66 a year in Nevada (13.1¢/kWh) and $267 in Hawaii (52.7¢/kWh).
How many watts does the Miele KFN 9855 iDE li draw on average?
Spread over a year of continuous operation, 507 kWh works out to an average draw of about 58 watts — like leaving a 58-watt bulb on 24/7.

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