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Data through June 2026

Running cost · Computer Monitors · ENERGY STAR certified

BenQ MA270U-B

At the standardized usage ENERGY STAR assumes, the BenQ MA270U-B consumes 76 kWh a year — about $14 at the U.S. average electricity rate ($1.16 a month). It sits near the bottom of the certified table — using 68% more than the median computer monitor (rank 1244 of 1530) — so the state you live in matters more than usual. The same unit costs $9.92 a year in Nevada but $40 in Hawaii — electricity rates, not the appliance, make the difference.

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

$14/yr

$2.04 · cheapest certified computer monitors$74 · priciest
Per month
$1.16
Per day
4¢
Certified use
76 kWh/yr
Screen size
27 in
Panel
IPS LCD
On-mode power
24.2 W
Sleep-mode power
0.26 W
11 kWh403 kWh
Where the BenQ MA270U-B (▮) sits among all 1,530 certified computer monitors, by annual kWh

What it costs in every state

BenQ MA270U-B: 76 kWh/yr × each state's average residential rate (EIA)
StateRate ¢/kWhThis model $/yrRelative cost
Alabama16.4¢$12
Alaska28.2¢$21
Arizona15.2¢$11
Arkansas14.1¢$11
California34.7¢$26
Colorado17.1¢$13
Connecticut24.3¢$18
Delaware19.3¢$15
District of Columbia24.4¢$18
Florida15.1¢$11
Georgia16.4¢$12
Hawaiipriciest52.7¢$40
Idaho14.4¢$11
Illinois19.9¢$15
Indiana17.5¢$13
Iowa15.9¢$12
Kansas15.7¢$12
Kentucky14.3¢$11
Louisiana13.5¢$10
Maine29.6¢$22
Maryland21.8¢$17
Massachusetts29.6¢$22
Michigan23.0¢$17
Minnesota17.5¢$13
Mississippi14.9¢$11
Missouri16.2¢$12
Montana15.1¢$11
Nebraska13.3¢$10
Nevadacheapest13.1¢$9.92
New Hampshire27.0¢$20
New Jersey24.9¢$19
New Mexico15.1¢$11
New York29.5¢$22
North Carolina14.7¢$11
North Dakota14.1¢$11
Ohio19.2¢$15
Oklahoma14.3¢$11
Oregon16.3¢$12
Pennsylvania21.7¢$16
Rhode Island29.2¢$22
South Carolina15.6¢$12
South Dakota15.4¢$12
Tennessee14.1¢$11
Texas15.9¢$12
Utah13.4¢$10
Vermont24.4¢$18
Virginia17.2¢$13
Washington14.9¢$11
West Virginia15.4¢$12
Wisconsin19.6¢$15
Wyoming15.2¢$12

Certified models closest in efficiency

computer monitors within reach of 76 kWh/yr
ModelkWh/yr$/yr (US avg)
DELL P3223QEt76$14
Samsung S27D700EAN76$14
PHILIPS 24B2D530076$14
ViewSonic VS1709076$14
BenQ GW3290-T75$14
ViewSonic VS2037475$14

Run your own numbers

Your rate, your numbers

Per day
4¢
Per month
$1.16
Per year
$14

76 kWh/yr × 18.3¢/kWh = $14/yr

Prefilled with this model's certified 76 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 BenQ MA270U-B use?
ENERGY STAR certifies the BenQ MA270U-B at 76 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 BenQ MA270U-B cost to run per month?
About $1.16 a month at the U.S. average residential rate (18.3¢/kWh) — 4¢ a day, or $14 a year. Your state's rate moves this up or down; see the table above.
Is the BenQ MA270U-B energy efficient?
It uses 68% more electricity than the median certified computer monitor, which puts it among the least efficient certified models.
What does the BenQ MA270U-B cost to run in the cheapest vs. priciest state?
At current residential rates it costs about $9.92 a year in Nevada (13.1¢/kWh) and $40 in Hawaii (52.7¢/kWh).

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