WattCost

Data through April 2026

Running cost · Computer Monitors · ENERGY STAR certified

Samsung S27F43*UA

The Samsung S27F43*UA's certified consumption is 45 kWh per year, which prices out to about $8.49 at the national average rate — your hours of use scale that directly. Efficiency-wise it's unremarkable in a good way: within 0% of the median certified computer monitor (rank 742 of 1482). The same unit costs $5.57 a year in North Dakota but $21 in Hawaii — electricity rates, not the appliance, make the difference.

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

$8.49/yr

$2.09 · cheapest certified computer monitors$76 · priciest
Per month
$0.71
Per day
Certified use
45 kWh/yr
Screen size
27 in
Panel
IPS LCD
On-mode power
13.85 W
Sleep-mode power
0.46 W
11 kWh403 kWh
Where the Samsung S27F43*UA (▮) sits among all 1,482 certified computer monitors, by annual kWh

What it costs in every state

Samsung S27F43*UA: 45 kWh/yr × each state's average residential rate (EIA)
StateRate ¢/kWhThis model $/yrRelative cost
Alabama17.4¢$7.85
Alaska27.4¢$12
Arizona15.5¢$6.98
Arkansas14.2¢$6.38
California35.3¢$16
Colorado16.5¢$7.46
Connecticut32.2¢$15
Delaware18.8¢$8.47
District of Columbia25.4¢$11
Florida15.4¢$6.93
Georgia15.4¢$6.93
Hawaiipriciest46.6¢$21
Idaho12.7¢$5.73
Illinois20.5¢$9.23
Indiana17.9¢$8.07
Iowa13.9¢$6.25
Kansas15.8¢$7.11
Kentucky15.0¢$6.77
Louisiana14.4¢$6.51
Maine28.4¢$13
Maryland22.1¢$9.95
Massachusetts29.4¢$13
Michigan21.4¢$9.64
Minnesota16.4¢$7.39
Mississippi16.8¢$7.56
Missouri14.0¢$6.32
Montana13.9¢$6.27
Nebraska13.3¢$5.99
Nevada14.3¢$6.44
New Hampshire27.2¢$12
New Jersey23.5¢$11
New Mexico15.2¢$6.83
New York29.4¢$13
North Carolina16.3¢$7.33
North Dakotacheapest12.3¢$5.57
Ohio19.5¢$8.79
Oklahoma13.3¢$6.00
Oregon15.8¢$7.11
Pennsylvania21.5¢$9.68
Rhode Island28.3¢$13
South Carolina17.1¢$7.69
South Dakota14.5¢$6.55
Tennessee14.9¢$6.73
Texas17.0¢$7.66
Utah13.3¢$5.99
Vermont24.6¢$11
Virginia17.4¢$7.83
Washington14.4¢$6.47
West Virginia16.1¢$7.24
Wisconsin19.2¢$8.66
Wyoming14.7¢$6.62

Certified models closest in efficiency

computer monitors within reach of 45 kWh/yr
ModelkWh/yr$/yr (US avg)
ASUS VA259HGA45$8.49
LG 26BQ50045$8.49
LG 26WQ50045$8.49
LG 24BA55W45$8.48
LG 29WP60G45$8.48
PHILIPS 241B8Q45$8.49

Run your own numbers

Your rate, your numbers

Per day
Per month
$0.71
Per year
$8.47

45 kWh/yr × 18.8¢/kWh = $8.47/yr

Prefilled with this model's certified 45 kWh/yr — adjust if your usage differs from the DOE test basis. The certified annual kWh (TEC) assumes the monitor is on 35% of the day and asleep the other 65%, per the ENERGY STAR test basis.

Questions, answered with the data

How much electricity does the Samsung S27F43*UA use?
ENERGY STAR certifies the Samsung S27F43*UA at 45 kWh per year. The certified annual kWh (TEC) assumes the monitor is on 35% of the day and asleep the other 65%, per the ENERGY STAR test basis.
How much does the Samsung S27F43*UA cost to run per month?
About $0.71 a month at the U.S. average residential rate (18.8¢/kWh) — 2¢ a day, or $8.49 a year. Your state's rate moves this up or down; see the table above.
Is the Samsung S27F43*UA energy efficient?
It uses 0% less electricity than the median certified computer monitor.
What does the Samsung S27F43*UA cost to run in the cheapest vs. priciest state?
At current residential rates it costs about $5.57 a year in North Dakota (12.3¢/kWh) and $21 in Hawaii (46.6¢/kWh).

Keep digging