WattCost

Data through April 2026

Running cost · Computer Monitors · ENERGY STAR certified

PHILIPS 27B2U35

The PHILIPS 27B2U35's certified consumption is 57 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 27% of the median certified computer monitor (rank 1005 of 1482). Where you live moves the bill from $7.08 a year in North Dakota to $27 in Hawaii.

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

$11/yr

$2.09 · cheapest certified computer monitors$76 · priciest
Per month
$0.90
Per day
Certified use
57 kWh/yr
Screen size
27 in
Panel
TFT LCD
On-mode power
18.3 W
Sleep-mode power
0.22 W
11 kWh403 kWh
Where the PHILIPS 27B2U35 (▮) sits among all 1,482 certified computer monitors, by annual kWh

What it costs in every state

PHILIPS 27B2U35: 57 kWh/yr × each state's average residential rate (EIA)
StateRate ¢/kWhThis model $/yrRelative cost
Alabama17.4¢$9.99
Alaska27.4¢$16
Arizona15.5¢$8.88
Arkansas14.2¢$8.12
California35.3¢$20
Colorado16.5¢$9.49
Connecticut32.2¢$18
Delaware18.8¢$11
District of Columbia25.4¢$15
Florida15.4¢$8.82
Georgia15.4¢$8.82
Hawaiipriciest46.6¢$27
Idaho12.7¢$7.28
Illinois20.5¢$12
Indiana17.9¢$10
Iowa13.9¢$7.95
Kansas15.8¢$9.05
Kentucky15.0¢$8.62
Louisiana14.4¢$8.28
Maine28.4¢$16
Maryland22.1¢$13
Massachusetts29.4¢$17
Michigan21.4¢$12
Minnesota16.4¢$9.40
Mississippi16.8¢$9.61
Missouri14.0¢$8.04
Montana13.9¢$7.97
Nebraska13.3¢$7.62
Nevada14.3¢$8.20
New Hampshire27.2¢$16
New Jersey23.5¢$13
New Mexico15.2¢$8.69
New York29.4¢$17
North Carolina16.3¢$9.32
North Dakotacheapest12.3¢$7.08
Ohio19.5¢$11
Oklahoma13.3¢$7.63
Oregon15.8¢$9.05
Pennsylvania21.5¢$12
Rhode Island28.3¢$16
South Carolina17.1¢$9.79
South Dakota14.5¢$8.33
Tennessee14.9¢$8.57
Texas17.0¢$9.75
Utah13.3¢$7.62
Vermont24.6¢$14
Virginia17.4¢$9.97
Washington14.4¢$8.24
West Virginia16.1¢$9.21
Wisconsin19.2¢$11
Wyoming14.7¢$8.42

Certified models closest in efficiency

computer monitors within reach of 57 kWh/yr
ModelkWh/yr$/yr (US avg)
ASUS XG27WCS57$11
PHILIPS 24B2U3657$11
Lenovo A26270FT057$11
PHILIPS 256P157$11
PHILIPS 276B957$11
ViewSonic VS1973658$11

Run your own numbers

Your rate, your numbers

Per day
Per month
$0.89
Per year
$11

57 kWh/yr × 18.8¢/kWh = $11/yr

Prefilled with this model's certified 57 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 PHILIPS 27B2U35 use?
ENERGY STAR certifies the PHILIPS 27B2U35 at 57 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 PHILIPS 27B2U35 cost to run per month?
About $0.90 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 PHILIPS 27B2U35 energy efficient?
It uses 27% more electricity than the median certified computer monitor.
What does the PHILIPS 27B2U35 cost to run in the cheapest vs. priciest state?
At current residential rates it costs about $7.08 a year in North Dakota (12.3¢/kWh) and $27 in Hawaii (46.6¢/kWh).

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