WattCost

Data through April 2026

Running cost · Computer Monitors · ENERGY STAR certified

AOC 270LM00043

The AOC 270LM00043's certified consumption is 60 kWh per year, which prices out to about $11 at the national average rate — your hours of use scale that directly. Efficiency-wise it's unremarkable in a good way: within 33% of the median certified computer monitor (rank 1034 of 1482). The same unit costs $7.38 a year in North Dakota but $28 in Hawaii — electricity rates, not the appliance, make the difference.

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

$11/yr

$2.09 · cheapest certified computer monitors$76 · priciest
Per month
$0.94
Per day
Certified use
60 kWh/yr
Screen size
27 in
Panel
TFT LCD
On-mode power
18.95 W
Sleep-mode power
0.29 W
11 kWh403 kWh
Where the AOC 270LM00043 (▮) sits among all 1,482 certified computer monitors, by annual kWh

What it costs in every state

AOC 270LM00043: 60 kWh/yr × each state's average residential rate (EIA)
StateRate ¢/kWhThis model $/yrRelative cost
Alabama17.4¢$10
Alaska27.4¢$16
Arizona15.5¢$9.25
Arkansas14.2¢$8.46
California35.3¢$21
Colorado16.5¢$9.88
Connecticut32.2¢$19
Delaware18.8¢$11
District of Columbia25.4¢$15
Florida15.4¢$9.19
Georgia15.4¢$9.18
Hawaiipriciest46.6¢$28
Idaho12.7¢$7.59
Illinois20.5¢$12
Indiana17.9¢$11
Iowa13.9¢$8.28
Kansas15.8¢$9.43
Kentucky15.0¢$8.97
Louisiana14.4¢$8.63
Maine28.4¢$17
Maryland22.1¢$13
Massachusetts29.4¢$18
Michigan21.4¢$13
Minnesota16.4¢$9.79
Mississippi16.8¢$10
Missouri14.0¢$8.37
Montana13.9¢$8.31
Nebraska13.3¢$7.93
Nevada14.3¢$8.54
New Hampshire27.2¢$16
New Jersey23.5¢$14
New Mexico15.2¢$9.05
New York29.4¢$18
North Carolina16.3¢$9.71
North Dakotacheapest12.3¢$7.38
Ohio19.5¢$12
Oklahoma13.3¢$7.95
Oregon15.8¢$9.43
Pennsylvania21.5¢$13
Rhode Island28.3¢$17
South Carolina17.1¢$10
South Dakota14.5¢$8.68
Tennessee14.9¢$8.93
Texas17.0¢$10
Utah13.3¢$7.94
Vermont24.6¢$15
Virginia17.4¢$10
Washington14.4¢$8.58
West Virginia16.1¢$9.60
Wisconsin19.2¢$11
Wyoming14.7¢$8.77

Certified models closest in efficiency

computer monitors within reach of 60 kWh/yr
ModelkWh/yr$/yr (US avg)
ViewSonic VS1830360$11
Acer CB27260$11
Lenovo D26TIO2760$11
PHILIPS 272B7QU60$11
Samsung S27A600NAN60$11
ViewSonic VS1778059$11

Run your own numbers

Your rate, your numbers

Per day
Per month
$0.94
Per year
$11

60 kWh/yr × 18.8¢/kWh = $11/yr

Prefilled with this model's certified 60 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 AOC 270LM00043 use?
ENERGY STAR certifies the AOC 270LM00043 at 60 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 AOC 270LM00043 cost to run per month?
About $0.94 a month at the U.S. average residential rate (18.8¢/kWh) — 3¢ a day, or $11 a year. Your state's rate moves this up or down; see the table above.
Is the AOC 270LM00043 energy efficient?
It uses 33% more electricity than the median certified computer monitor.
What does the AOC 270LM00043 cost to run in the cheapest vs. priciest state?
At current residential rates it costs about $7.38 a year in North Dakota (12.3¢/kWh) and $28 in Hawaii (46.6¢/kWh).

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