WattCost

Data through April 2026

Running cost · Refrigerators · ENERGY STAR certified

Maytag MRMF5436TZ

Running around the clock, the Maytag MRMF5436TZ uses a certified 733 kWh per year — about $138 at the U.S. average rate, or $11.50 a month, the equivalent of a steady 84-watt draw. Even among certified models it's on the thirsty end: 30% more electricity than the median bottom-freezer refrigerator, ranked 1365 of 1458. The same unit costs $91 a year in North Dakota but $342 in Hawaii — electricity rates, not the appliance, make the difference.

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

Dimensions 71" H × 39" W

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

$138/yr

$7.91 · cheapest certified refrigerators$152 · priciest
Per month
$11.50
Per day
38¢
Certified use
733 kWh/yr
Configuration
Bottom Freezer
Total capacity
28.9 cu ft
Defrost
Automatic
Ice maker
Yes
Through-door dispenser
Yes
42 kWh805 kWh
Where the Maytag MRMF5436TZ (▮) sits among all 4,229 certified refrigerators, by annual kWh

What it costs in every state

Maytag MRMF5436TZ: 733 kWh/yr × each state's average residential rate (EIA)
StateRate ¢/kWhThis model $/yrRelative cost
Alabama17.4¢$128
Alaska27.4¢$200
Arizona15.5¢$113
Arkansas14.2¢$104
California35.3¢$258
Colorado16.5¢$121
Connecticut32.2¢$236
Delaware18.8¢$138
District of Columbia25.4¢$186
Florida15.4¢$113
Georgia15.4¢$113
Hawaiipriciest46.6¢$342
Idaho12.7¢$93
Illinois20.5¢$150
Indiana17.9¢$131
Iowa13.9¢$102
Kansas15.8¢$116
Kentucky15.0¢$110
Louisiana14.4¢$106
Maine28.4¢$208
Maryland22.1¢$162
Massachusetts29.4¢$216
Michigan21.4¢$157
Minnesota16.4¢$120
Mississippi16.8¢$123
Missouri14.0¢$103
Montana13.9¢$102
Nebraska13.3¢$97
Nevada14.3¢$105
New Hampshire27.2¢$200
New Jersey23.5¢$172
New Mexico15.2¢$111
New York29.4¢$216
North Carolina16.3¢$119
North Dakotacheapest12.3¢$91
Ohio19.5¢$143
Oklahoma13.3¢$98
Oregon15.8¢$116
Pennsylvania21.5¢$157
Rhode Island28.3¢$207
South Carolina17.1¢$125
South Dakota14.5¢$106
Tennessee14.9¢$110
Texas17.0¢$125
Utah13.3¢$97
Vermont24.6¢$180
Virginia17.4¢$127
Washington14.4¢$105
West Virginia16.1¢$118
Wisconsin19.2¢$141
Wyoming14.7¢$108

Certified models closest in efficiency

bottom-freezer refrigerators within reach of 733 kWh/yr
ModelkWh/yr$/yr (US avg)
KitchenAid KRMF436SBE733$138
KitchenAid KRMF436SJP733$138
KitchenAid KRMF436SPL733$138
KitchenAid KRMF436SPS733$138
Whirlpool WRMF3536SV733$138
Whirlpool WRMF3536SW733$138

Run your own numbers

Your rate, your numbers

Per day
38¢
Per month
$11.50
Per year
$138

733 kWh/yr × 18.8¢/kWh = $138/yr

Prefilled with this model's certified 733 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 Maytag MRMF5436TZ use?
ENERGY STAR certifies the Maytag MRMF5436TZ at 733 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 Maytag MRMF5436TZ cost to run per month?
About $11.50 a month at the U.S. average residential rate (18.8¢/kWh) — 38¢ a day, or $138 a year. Your state's rate moves this up or down; see the table above.
Is the Maytag MRMF5436TZ energy efficient?
It uses 30% more electricity than the median certified bottom-freezer refrigerator, which puts it among the least efficient certified models.
What does the Maytag MRMF5436TZ cost to run in the cheapest vs. priciest state?
At current residential rates it costs about $91 a year in North Dakota (12.3¢/kWh) and $342 in Hawaii (46.6¢/kWh).
How many watts does the Maytag MRMF5436TZ draw on average?
Spread over a year of continuous operation, 733 kWh works out to an average draw of about 84 watts — like leaving a 84-watt bulb on 24/7.

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