WattCost

Data through April 2026

Running cost · Televisions · ENERGY STAR certified

Samsung QN85QN90FAF

At the standardized usage ENERGY STAR assumes, the Samsung QN85QN90FAF consumes 345 kWh a year — about $65 at the U.S. average electricity rate ($5.41 a month). It sits near the bottom of the certified table — using 84% more than the median television (rank 159 of 172) — so the state you live in matters more than usual. The same unit costs $43 a year in North Dakota but $161 in Hawaii — electricity rates, not the appliance, make the difference. Note the certified pool here is small (172 models), so rankings shift more with each data refresh.

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

$65/yr

$3.46 · cheapest certified televisions$119 · priciest
Per month
$5.41
Per day
18¢
Certified use
345 kWh/yr
Screen size
84.5 in
Display type
QD-LED (QLED)
Backlight
Direct-lit LED
On-mode power
186.31 W
18 kWh631 kWh
Where the Samsung QN85QN90FAF (▮) sits among all 172 certified televisions, by annual kWh

What it costs in every state

Samsung QN85QN90FAF: 345 kWh/yr × each state's average residential rate (EIA)
StateRate ¢/kWhThis model $/yrRelative cost
Alabama17.4¢$60
Alaska27.4¢$94
Arizona15.5¢$53
Arkansas14.2¢$49
California35.3¢$122
Colorado16.5¢$57
Connecticut32.2¢$111
Delaware18.8¢$65
District of Columbia25.4¢$88
Florida15.4¢$53
Georgia15.4¢$53
Hawaiipriciest46.6¢$161
Idaho12.7¢$44
Illinois20.5¢$71
Indiana17.9¢$62
Iowa13.9¢$48
Kansas15.8¢$54
Kentucky15.0¢$52
Louisiana14.4¢$50
Maine28.4¢$98
Maryland22.1¢$76
Massachusetts29.4¢$102
Michigan21.4¢$74
Minnesota16.4¢$57
Mississippi16.8¢$58
Missouri14.0¢$48
Montana13.9¢$48
Nebraska13.3¢$46
Nevada14.3¢$49
New Hampshire27.2¢$94
New Jersey23.5¢$81
New Mexico15.2¢$52
New York29.4¢$102
North Carolina16.3¢$56
North Dakotacheapest12.3¢$43
Ohio19.5¢$67
Oklahoma13.3¢$46
Oregon15.8¢$54
Pennsylvania21.5¢$74
Rhode Island28.3¢$98
South Carolina17.1¢$59
South Dakota14.5¢$50
Tennessee14.9¢$52
Texas17.0¢$59
Utah13.3¢$46
Vermont24.6¢$85
Virginia17.4¢$60
Washington14.4¢$50
West Virginia16.1¢$55
Wisconsin19.2¢$66
Wyoming14.7¢$51

Certified models closest in efficiency

televisions within reach of 345 kWh/yr
ModelkWh/yr$/yr (US avg)
LG OLED77B5344$65
LG OLED77C5344$65
SANSUI. LE-85TE1347$65
LG OLED77G5348$66
LG 86QNED90TU340$64
Samsung QN98QN90FAF357$67

Run your own numbers

Your rate, your numbers

Per day
18¢
Per month
$5.41
Per year
$65

345 kWh/yr × 18.8¢/kWh = $65/yr

Prefilled with this model's certified 345 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 QN85QN90FAF use?
ENERGY STAR certifies the Samsung QN85QN90FAF at 345 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 QN85QN90FAF cost to run per month?
About $5.41 a month at the U.S. average residential rate (18.8¢/kWh) — 18¢ a day, or $65 a year. Your state's rate moves this up or down; see the table above.
Is the Samsung QN85QN90FAF energy efficient?
It uses 84% more electricity than the median certified television, which puts it among the least efficient certified models.
What does the Samsung QN85QN90FAF 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 $161 in Hawaii (46.6¢/kWh).

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