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Data through June 2026

Running cost · Computer Monitors · ENERGY STAR certified

LG 38BP85C

At the standardized usage ENERGY STAR assumes, the LG 38BP85C consumes 104 kWh a year — about $19 at the U.S. average electricity rate ($1.58 a month). It sits near the bottom of the certified table — using 130% more than the median computer monitor (rank 1458 of 1530) — so the state you live in matters more than usual. The same unit costs $14 a year in Nevada but $55 in Hawaii — electricity rates, not the appliance, make the difference.

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

$19/yr

$2.04 · cheapest certified computer monitors$74 · priciest
Per month
$1.58
Per day
5¢
Certified use
104 kWh/yr
Screen size
37.5 in
Panel
IPS LCD
On-mode power
33.53 W
Sleep-mode power
0.13 W
11 kWh403 kWh
Where the LG 38BP85C (▮) sits among all 1,530 certified computer monitors, by annual kWh

What it costs in every state

LG 38BP85C: 104 kWh/yr × each state's average residential rate (EIA)
StateRate ¢/kWhThis model $/yrRelative cost
Alabama16.4¢$17
Alaska28.2¢$29
Arizona15.2¢$16
Arkansas14.1¢$15
California34.7¢$36
Colorado17.1¢$18
Connecticut24.3¢$25
Delaware19.3¢$20
District of Columbia24.4¢$25
Florida15.1¢$16
Georgia16.4¢$17
Hawaiipriciest52.7¢$55
Idaho14.4¢$15
Illinois19.9¢$21
Indiana17.5¢$18
Iowa15.9¢$16
Kansas15.7¢$16
Kentucky14.3¢$15
Louisiana13.5¢$14
Maine29.6¢$31
Maryland21.8¢$23
Massachusetts29.6¢$31
Michigan23.0¢$24
Minnesota17.5¢$18
Mississippi14.9¢$15
Missouri16.2¢$17
Montana15.1¢$16
Nebraska13.3¢$14
Nevadacheapest13.1¢$14
New Hampshire27.0¢$28
New Jersey24.9¢$26
New Mexico15.1¢$16
New York29.5¢$31
North Carolina14.7¢$15
North Dakota14.1¢$15
Ohio19.2¢$20
Oklahoma14.3¢$15
Oregon16.3¢$17
Pennsylvania21.7¢$22
Rhode Island29.2¢$30
South Carolina15.6¢$16
South Dakota15.4¢$16
Tennessee14.1¢$15
Texas15.9¢$16
Utah13.4¢$14
Vermont24.4¢$25
Virginia17.2¢$18
Washington14.9¢$15
West Virginia15.4¢$16
Wisconsin19.6¢$20
Wyoming15.2¢$16

Certified models closest in efficiency

computer monitors within reach of 104 kWh/yr
ModelkWh/yr$/yr (US avg)
PHILIPS 279P1B103$19
AOC CU34E4CV103$19
DELL U3226Qb103$19
Lenovo D21270UP0105$19
DELL S3425DWc102$19
MSI PRO MAX 341QPXW14G102$19

Run your own numbers

Your rate, your numbers

Per day
5¢
Per month
$1.59
Per year
$19

104 kWh/yr × 18.3¢/kWh = $19/yr

Prefilled with this model's certified 104 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 38BP85C use?
ENERGY STAR certifies the LG 38BP85C at 104 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 38BP85C cost to run per month?
About $1.58 a month at the U.S. average residential rate (18.3¢/kWh) — 5¢ a day, or $19 a year. Your state's rate moves this up or down; see the table above.
Is the LG 38BP85C energy efficient?
It uses 130% more electricity than the median certified computer monitor, which puts it among the least efficient certified models.
What does the LG 38BP85C cost to run in the cheapest vs. priciest state?
At current residential rates it costs about $14 a year in Nevada (13.1¢/kWh) and $55 in Hawaii (52.7¢/kWh).

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