WattCost

Data through June 2026

Running cost · Televisions · ENERGY STAR certified

Samsung QN43QN90FAF

The Samsung QN43QN90FAF's certified consumption is 119 kWh per year, which prices out to about $22 at the national average rate — your hours of use scale that directly. That's 36% less than the median certified television, placing it comfortably in the efficient third of the field (32 of 180). The same unit costs $16 a year in Nevada but $63 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

$22/yr

$3.37 · cheapest certified televisions$116 · priciest
Per month
$1.82
Per day
6¢
Certified use
119 kWh/yr
Screen size
42.5 in
Display type
QD-LED (QLED)
Backlight
Direct-lit LED
On-mode power
62.8 W
18 kWh631 kWh
Where the Samsung QN43QN90FAF (▮) sits among all 180 certified televisions, by annual kWh

What it costs in every state

Samsung QN43QN90FAF: 119 kWh/yr × each state's average residential rate (EIA)
StateRate ¢/kWhThis model $/yrRelative cost
Alabama16.4¢$19
Alaska28.2¢$34
Arizona15.2¢$18
Arkansas14.1¢$17
California34.7¢$41
Colorado17.1¢$20
Connecticut24.3¢$29
Delaware19.3¢$23
District of Columbia24.4¢$29
Florida15.1¢$18
Georgia16.4¢$19
Hawaiipriciest52.7¢$63
Idaho14.4¢$17
Illinois19.9¢$24
Indiana17.5¢$21
Iowa15.9¢$19
Kansas15.7¢$19
Kentucky14.3¢$17
Louisiana13.5¢$16
Maine29.6¢$35
Maryland21.8¢$26
Massachusetts29.6¢$35
Michigan23.0¢$27
Minnesota17.5¢$21
Mississippi14.9¢$18
Missouri16.2¢$19
Montana15.1¢$18
Nebraska13.3¢$16
Nevadacheapest13.1¢$16
New Hampshire27.0¢$32
New Jersey24.9¢$30
New Mexico15.1¢$18
New York29.5¢$35
North Carolina14.7¢$18
North Dakota14.1¢$17
Ohio19.2¢$23
Oklahoma14.3¢$17
Oregon16.3¢$19
Pennsylvania21.7¢$26
Rhode Island29.2¢$35
South Carolina15.6¢$18
South Dakota15.4¢$18
Tennessee14.1¢$17
Texas15.9¢$19
Utah13.4¢$16
Vermont24.4¢$29
Virginia17.2¢$20
Washington14.9¢$18
West Virginia15.4¢$18
Wisconsin19.6¢$23
Wyoming15.2¢$18

Certified models closest in efficiency

televisions within reach of 119 kWh/yr
ModelkWh/yr$/yr (US avg)
Sansui LE-43V1119$22
LG 50QNED82AU119$22
LG 50QNED85AU119$22
LOEWE. stellar 55120$22
LG OLED42C6PU117$21
PHILIPS 50HFL4518U/27114$21

Run your own numbers

Your rate, your numbers

Per day
6¢
Per month
$1.82
Per year
$22

119 kWh/yr × 18.3¢/kWh = $22/yr

Prefilled with this model's certified 119 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 QN43QN90FAF use?
ENERGY STAR certifies the Samsung QN43QN90FAF at 119 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 QN43QN90FAF cost to run per month?
About $1.82 a month at the U.S. average residential rate (18.3¢/kWh) — 6¢ a day, or $22 a year. Your state's rate moves this up or down; see the table above.
Is the Samsung QN43QN90FAF energy efficient?
It uses 36% less electricity than the median certified television, placing it in the efficient third of certified models.
What does the Samsung QN43QN90FAF cost to run in the cheapest vs. priciest state?
At current residential rates it costs about $16 a year in Nevada (13.1¢/kWh) and $63 in Hawaii (52.7¢/kWh).

Keep digging