WattCost

Data through June 2026

Running cost · Televisions · ENERGY STAR certified

Samsung QN55QN90DAF

The Samsung QN55QN90DAF's certified consumption is 224 kWh per year, which prices out to about $41 at the national average rate — your hours of use scale that directly. That's close to the middle of the certified pack — about 20% above the median television, ranked 118 of 180. The same unit costs $29 a year in Nevada but $118 in Hawaii — electricity rates, not the appliance, make the difference. Note the certified pool here is small (180 models), so rankings shift more with each data refresh.

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

$41/yr

$3.37 · cheapest certified televisions$116 · priciest
Per month
$3.42
Per day
11¢
Certified use
224 kWh/yr
Screen size
54.6 in
Display type
QD-LED (QLED)
Backlight
Direct-lit LED
On-mode power
102.15 W
18 kWh631 kWh
Where the Samsung QN55QN90DAF (▮) sits among all 180 certified televisions, by annual kWh

What it costs in every state

Samsung QN55QN90DAF: 224 kWh/yr × each state's average residential rate (EIA)
StateRate ¢/kWhThis model $/yrRelative cost
Alabama16.4¢$37
Alaska28.2¢$63
Arizona15.2¢$34
Arkansas14.1¢$32
California34.7¢$78
Colorado17.1¢$38
Connecticut24.3¢$54
Delaware19.3¢$43
District of Columbia24.4¢$55
Florida15.1¢$34
Georgia16.4¢$37
Hawaiipriciest52.7¢$118
Idaho14.4¢$32
Illinois19.9¢$45
Indiana17.5¢$39
Iowa15.9¢$36
Kansas15.7¢$35
Kentucky14.3¢$32
Louisiana13.5¢$30
Maine29.6¢$66
Maryland21.8¢$49
Massachusetts29.6¢$66
Michigan23.0¢$51
Minnesota17.5¢$39
Mississippi14.9¢$33
Missouri16.2¢$36
Montana15.1¢$34
Nebraska13.3¢$30
Nevadacheapest13.1¢$29
New Hampshire27.0¢$60
New Jersey24.9¢$56
New Mexico15.1¢$34
New York29.5¢$66
North Carolina14.7¢$33
North Dakota14.1¢$32
Ohio19.2¢$43
Oklahoma14.3¢$32
Oregon16.3¢$37
Pennsylvania21.7¢$49
Rhode Island29.2¢$65
South Carolina15.6¢$35
South Dakota15.4¢$34
Tennessee14.1¢$32
Texas15.9¢$36
Utah13.4¢$30
Vermont24.4¢$55
Virginia17.2¢$39
Washington14.9¢$33
West Virginia15.4¢$35
Wisconsin19.6¢$44
Wyoming15.2¢$34

Certified models closest in efficiency

televisions within reach of 224 kWh/yr
ModelkWh/yr$/yr (US avg)
Samsung QN65S84FAE221$41
Samsung QN65S84HAE221$41
Samsung QN65S90HAE221$41
Sansui LE-75VH5220$40
LG OLED55C5228$42
LG OLED55G5217$40

Run your own numbers

Your rate, your numbers

Per day
11¢
Per month
$3.42
Per year
$41

224 kWh/yr × 18.3¢/kWh = $41/yr

Prefilled with this model's certified 224 kWh/yr — adjust if your usage differs from the DOE test basis. The certified annual kWh is based on the standardized ENERGY STAR duty cycle of about 5 hours of on-time per day plus standby the rest of the time. Heavy streaming households will use more.

Questions, answered with the data

How much electricity does the Samsung QN55QN90DAF use?
ENERGY STAR certifies the Samsung QN55QN90DAF at 224 kWh per year. The certified annual kWh is based on the standardized ENERGY STAR duty cycle of about 5 hours of on-time per day plus standby the rest of the time. Heavy streaming households will use more.
How much does the Samsung QN55QN90DAF cost to run per month?
About $3.42 a month at the U.S. average residential rate (18.3¢/kWh) — 11¢ a day, or $41 a year. Your state's rate moves this up or down; see the table above.
Is the Samsung QN55QN90DAF energy efficient?
It uses 20% more electricity than the median certified television.
What does the Samsung QN55QN90DAF cost to run in the cheapest vs. priciest state?
At current residential rates it costs about $29 a year in Nevada (13.1¢/kWh) and $118 in Hawaii (52.7¢/kWh).

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