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Data through April 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 ($1.19 a month). It sits near the bottom of the certified table — using 68% more than the median computer monitor (rank 1202 of 1482) — so the state you live in matters more than usual. The same unit costs $9.35 a year in North Dakota but $35 in Hawaii — electricity rates, not the appliance, make the difference.

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

$14/yr

$2.09 · cheapest certified computer monitors$76 · priciest
Per month
$1.19
Per day
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 1,482 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
Alabama17.4¢$13
Alaska27.4¢$21
Arizona15.5¢$12
Arkansas14.2¢$11
California35.3¢$27
Colorado16.5¢$13
Connecticut32.2¢$24
Delaware18.8¢$14
District of Columbia25.4¢$19
Florida15.4¢$12
Georgia15.4¢$12
Hawaiipriciest46.6¢$35
Idaho12.7¢$9.61
Illinois20.5¢$15
Indiana17.9¢$14
Iowa13.9¢$10
Kansas15.8¢$12
Kentucky15.0¢$11
Louisiana14.4¢$11
Maine28.4¢$22
Maryland22.1¢$17
Massachusetts29.4¢$22
Michigan21.4¢$16
Minnesota16.4¢$12
Mississippi16.8¢$13
Missouri14.0¢$11
Montana13.9¢$11
Nebraska13.3¢$10
Nevada14.3¢$11
New Hampshire27.2¢$21
New Jersey23.5¢$18
New Mexico15.2¢$11
New York29.4¢$22
North Carolina16.3¢$12
North Dakotacheapest12.3¢$9.35
Ohio19.5¢$15
Oklahoma13.3¢$10
Oregon15.8¢$12
Pennsylvania21.5¢$16
Rhode Island28.3¢$21
South Carolina17.1¢$13
South Dakota14.5¢$11
Tennessee14.9¢$11
Texas17.0¢$13
Utah13.3¢$10
Vermont24.6¢$19
Virginia17.4¢$13
Washington14.4¢$11
West Virginia16.1¢$12
Wisconsin19.2¢$15
Wyoming14.7¢$11

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
Per month
$1.19
Per year
$14

76 kWh/yr × 18.8¢/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 $1.19 a month at the U.S. average residential rate (18.8¢/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 $9.35 a year in North Dakota (12.3¢/kWh) and $35 in Hawaii (46.6¢/kWh).

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