WattCost

Data through April 2026

Running cost · Televisions · ENERGY STAR certified

Samsung QN98QN90FAF

At the standardized usage ENERGY STAR assumes, the Samsung QN98QN90FAF consumes 357 kWh a year — about $67 at the U.S. average electricity rate ($5.61 a month). Even among certified models it's on the thirsty end: 91% more electricity than the median television, ranked 162 of 172. The same unit costs $44 a year in North Dakota but $167 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

$67/yr

$3.46 · cheapest certified televisions$119 · priciest
Per month
$5.61
Per day
18¢
Certified use
357 kWh/yr
Screen size
97.5 in
Display type
QD-LED (QLED)
Backlight
Direct-lit LED
On-mode power
193.08 W
18 kWh631 kWh
Where the Samsung QN98QN90FAF (▮) sits among all 172 certified televisions, by annual kWh

What it costs in every state

Samsung QN98QN90FAF: 357 kWh/yr × each state's average residential rate (EIA)
StateRate ¢/kWhThis model $/yrRelative cost
Alabama17.4¢$62
Alaska27.4¢$98
Arizona15.5¢$55
Arkansas14.2¢$51
California35.3¢$126
Colorado16.5¢$59
Connecticut32.2¢$115
Delaware18.8¢$67
District of Columbia25.4¢$91
Florida15.4¢$55
Georgia15.4¢$55
Hawaiipriciest46.6¢$167
Idaho12.7¢$45
Illinois20.5¢$73
Indiana17.9¢$64
Iowa13.9¢$50
Kansas15.8¢$56
Kentucky15.0¢$54
Louisiana14.4¢$52
Maine28.4¢$102
Maryland22.1¢$79
Massachusetts29.4¢$105
Michigan21.4¢$76
Minnesota16.4¢$59
Mississippi16.8¢$60
Missouri14.0¢$50
Montana13.9¢$50
Nebraska13.3¢$47
Nevada14.3¢$51
New Hampshire27.2¢$97
New Jersey23.5¢$84
New Mexico15.2¢$54
New York29.4¢$105
North Carolina16.3¢$58
North Dakotacheapest12.3¢$44
Ohio19.5¢$70
Oklahoma13.3¢$48
Oregon15.8¢$56
Pennsylvania21.5¢$77
Rhode Island28.3¢$101
South Carolina17.1¢$61
South Dakota14.5¢$52
Tennessee14.9¢$53
Texas17.0¢$61
Utah13.3¢$47
Vermont24.6¢$88
Virginia17.4¢$62
Washington14.4¢$51
West Virginia16.1¢$57
Wisconsin19.2¢$69
Wyoming14.7¢$52

Certified models closest in efficiency

televisions within reach of 357 kWh/yr
ModelkWh/yr$/yr (US avg)
Samsung QN77S95DAF361$68
LG OLED83C4PU362$68
LG OLED77G5348$66
SANSUI. LE-85TE1347$65
Samsung QN85QN90FAF345$65
Samsung QN83S95HAE370$70

Run your own numbers

Your rate, your numbers

Per day
18¢
Per month
$5.60
Per year
$67

357 kWh/yr × 18.8¢/kWh = $67/yr

Prefilled with this model's certified 357 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 QN98QN90FAF use?
ENERGY STAR certifies the Samsung QN98QN90FAF at 357 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 QN98QN90FAF cost to run per month?
About $5.61 a month at the U.S. average residential rate (18.8¢/kWh) — 18¢ a day, or $67 a year. Your state's rate moves this up or down; see the table above.
Is the Samsung QN98QN90FAF energy efficient?
It uses 91% more electricity than the median certified television, which puts it among the least efficient certified models.
What does the Samsung QN98QN90FAF cost to run in the cheapest vs. priciest state?
At current residential rates it costs about $44 a year in North Dakota (12.3¢/kWh) and $167 in Hawaii (46.6¢/kWh).

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