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Data through June 2026

Running cost · Computer Monitors · ENERGY STAR certified

LG 38GN95B

At the standardized usage ENERGY STAR assumes, the LG 38GN95B consumes 127 kWh a year — about $23 at the U.S. average electricity rate ($1.95 a month). It sits near the bottom of the certified table — using 183% more than the median computer monitor (rank 1496 of 1530) — so the state you live in matters more than usual. The same unit costs $17 a year in Nevada but $67 in Hawaii — electricity rates, not the appliance, make the difference.

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

$23/yr

$2.04 · cheapest certified computer monitors$74 · priciest
Per month
$1.95
Per day
6¢
Certified use
127 kWh/yr
Screen size
37.5 in
Panel
IPS LCD
On-mode power
40.87 W
Sleep-mode power
0.36 W
11 kWh403 kWh
Where the LG 38GN95B (▮) sits among all 1,530 certified computer monitors, by annual kWh

What it costs in every state

LG 38GN95B: 127 kWh/yr × each state's average residential rate (EIA)
StateRate ¢/kWhThis model $/yrRelative cost
Alabama16.4¢$21
Alaska28.2¢$36
Arizona15.2¢$19
Arkansas14.1¢$18
California34.7¢$44
Colorado17.1¢$22
Connecticut24.3¢$31
Delaware19.3¢$25
District of Columbia24.4¢$31
Florida15.1¢$19
Georgia16.4¢$21
Hawaiipriciest52.7¢$67
Idaho14.4¢$18
Illinois19.9¢$25
Indiana17.5¢$22
Iowa15.9¢$20
Kansas15.7¢$20
Kentucky14.3¢$18
Louisiana13.5¢$17
Maine29.6¢$38
Maryland21.8¢$28
Massachusetts29.6¢$38
Michigan23.0¢$29
Minnesota17.5¢$22
Mississippi14.9¢$19
Missouri16.2¢$21
Montana15.1¢$19
Nebraska13.3¢$17
Nevadacheapest13.1¢$17
New Hampshire27.0¢$34
New Jersey24.9¢$32
New Mexico15.1¢$19
New York29.5¢$38
North Carolina14.7¢$19
North Dakota14.1¢$18
Ohio19.2¢$24
Oklahoma14.3¢$18
Oregon16.3¢$21
Pennsylvania21.7¢$28
Rhode Island29.2¢$37
South Carolina15.6¢$20
South Dakota15.4¢$20
Tennessee14.1¢$18
Texas15.9¢$20
Utah13.4¢$17
Vermont24.4¢$31
Virginia17.2¢$22
Washington14.9¢$19
West Virginia15.4¢$20
Wisconsin19.6¢$25
Wyoming15.2¢$19

Certified models closest in efficiency

computer monitors within reach of 127 kWh/yr
ModelkWh/yr$/yr (US avg)
Acer CB382CUR127$23
Lenovo A253975P0127$23
PHILIPS 27E3U79128$23
PHILIPS 499P9128$23
LG 38BR85QC125$23
LG 38WR85QC125$23

Run your own numbers

Your rate, your numbers

Per day
6¢
Per month
$1.94
Per year
$23

127 kWh/yr × 18.3¢/kWh = $23/yr

Prefilled with this model's certified 127 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 LG 38GN95B use?
ENERGY STAR certifies the LG 38GN95B at 127 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 LG 38GN95B cost to run per month?
About $1.95 a month at the U.S. average residential rate (18.3¢/kWh) — 6¢ a day, or $23 a year. Your state's rate moves this up or down; see the table above.
Is the LG 38GN95B energy efficient?
It uses 183% more electricity than the median certified computer monitor, which puts it among the least efficient certified models.
What does the LG 38GN95B cost to run in the cheapest vs. priciest state?
At current residential rates it costs about $17 a year in Nevada (13.1¢/kWh) and $67 in Hawaii (52.7¢/kWh).

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