WattCost

Data through April 2026

Running cost · Refrigerators · ENERGY STAR certified

LG LF29H9730

The LG LF29H9730 never switches off, and its certified 785 kWh a year works out to about $148 on a U.S.-average electric bill — roughly $12.32 a month for an average continuous draw of 90 watts. Even among certified models it's on the thirsty end: 40% more electricity than the median bottom-freezer refrigerator, ranked 1443 of 1458. The same unit costs $97 a year in North Dakota but $366 in Hawaii — electricity rates, not the appliance, make the difference.

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

$148/yr

$7.91 · cheapest certified refrigerators$152 · priciest
Per month
$12.32
Per day
40¢
Certified use
785 kWh/yr
Configuration
Bottom Freezer
Total capacity
28.6 cu ft
Defrost
Automatic
Ice maker
Yes
Through-door dispenser
Yes
42 kWh805 kWh
Where the LG LF29H9730 (▮) sits among all 4,229 certified refrigerators, by annual kWh

What it costs in every state

LG LF29H9730: 785 kWh/yr × each state's average residential rate (EIA)
StateRate ¢/kWhThis model $/yrRelative cost
Alabama17.4¢$137
Alaska27.4¢$215
Arizona15.5¢$122
Arkansas14.2¢$111
California35.3¢$277
Colorado16.5¢$130
Connecticut32.2¢$253
Delaware18.8¢$148
District of Columbia25.4¢$199
Florida15.4¢$121
Georgia15.4¢$121
Hawaiipriciest46.6¢$366
Idaho12.7¢$100
Illinois20.5¢$161
Indiana17.9¢$141
Iowa13.9¢$109
Kansas15.8¢$124
Kentucky15.0¢$118
Louisiana14.4¢$113
Maine28.4¢$223
Maryland22.1¢$173
Massachusetts29.4¢$231
Michigan21.4¢$168
Minnesota16.4¢$129
Mississippi16.8¢$132
Missouri14.0¢$110
Montana13.9¢$109
Nebraska13.3¢$104
Nevada14.3¢$112
New Hampshire27.2¢$214
New Jersey23.5¢$185
New Mexico15.2¢$119
New York29.4¢$231
North Carolina16.3¢$128
North Dakotacheapest12.3¢$97
Ohio19.5¢$153
Oklahoma13.3¢$104
Oregon15.8¢$124
Pennsylvania21.5¢$169
Rhode Island28.3¢$222
South Carolina17.1¢$134
South Dakota14.5¢$114
Tennessee14.9¢$117
Texas17.0¢$133
Utah13.3¢$104
Vermont24.6¢$193
Virginia17.4¢$136
Washington14.4¢$113
West Virginia16.1¢$126
Wisconsin19.2¢$151
Wyoming14.7¢$115

Certified models closest in efficiency

bottom-freezer refrigerators within reach of 785 kWh/yr
ModelkWh/yr$/yr (US avg)
LG LF29H8330785$148
LG LF29N8330785$148
LG LF29S8230785$148
LG LF29S8250785$148
LG LF29S8330785$148
LG LF29S8365785$148

Run your own numbers

Your rate, your numbers

Per day
40¢
Per month
$12.32
Per year
$148

785 kWh/yr × 18.8¢/kWh = $148/yr

Prefilled with this model's certified 785 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 LG LF29H9730 use?
ENERGY STAR certifies the LG LF29H9730 at 785 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 LG LF29H9730 cost to run per month?
About $12.32 a month at the U.S. average residential rate (18.8¢/kWh) — 40¢ a day, or $148 a year. Your state's rate moves this up or down; see the table above.
Is the LG LF29H9730 energy efficient?
It uses 40% more electricity than the median certified bottom-freezer refrigerator, which puts it among the least efficient certified models.
What does the LG LF29H9730 cost to run in the cheapest vs. priciest state?
At current residential rates it costs about $97 a year in North Dakota (12.3¢/kWh) and $366 in Hawaii (46.6¢/kWh).
How many watts does the LG LF29H9730 draw on average?
Spread over a year of continuous operation, 785 kWh works out to an average draw of about 90 watts — like leaving a 90-watt bulb on 24/7.

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