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Data through April 2026

Running cost · Computer Monitors · ENERGY STAR certified

DELL P1424Hf

At the standardized usage ENERGY STAR assumes, the DELL P1424Hf consumes 13 kWh a year — about $2.53 at the U.S. average electricity rate ($0.21 a month). Only a handful of certified computer monitors do better: it ranks 3 of 1482 and undercuts the median by 70%. Where you live moves the bill from $1.66 a year in North Dakota to $6.27 in Hawaii.

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

$2.53/yr

$2.09 · cheapest certified computer monitors$76 · priciest
Per month
$0.21
Per day
Certified use
13 kWh/yr
Screen size
14 in
Panel
IPS LCD
On-mode power
4.1 W
Sleep-mode power
0.3 W
11 kWh403 kWh
Where the DELL P1424Hf (▮) sits among all 1,482 certified computer monitors, by annual kWh

What it costs in every state

DELL P1424Hf: 13 kWh/yr × each state's average residential rate (EIA)
StateRate ¢/kWhThis model $/yrRelative cost
Alabama17.4¢$2.34
Alaska27.4¢$3.68
Arizona15.5¢$2.08
Arkansas14.2¢$1.90
California35.3¢$4.74
Colorado16.5¢$2.22
Connecticut32.2¢$4.34
Delaware18.8¢$2.53
District of Columbia25.4¢$3.42
Florida15.4¢$2.07
Georgia15.4¢$2.07
Hawaiipriciest46.6¢$6.27
Idaho12.7¢$1.71
Illinois20.5¢$2.75
Indiana17.9¢$2.41
Iowa13.9¢$1.86
Kansas15.8¢$2.12
Kentucky15.0¢$2.02
Louisiana14.4¢$1.94
Maine28.4¢$3.82
Maryland22.1¢$2.97
Massachusetts29.4¢$3.96
Michigan21.4¢$2.88
Minnesota16.4¢$2.20
Mississippi16.8¢$2.25
Missouri14.0¢$1.88
Montana13.9¢$1.87
Nebraska13.3¢$1.79
Nevada14.3¢$1.92
New Hampshire27.2¢$3.66
New Jersey23.5¢$3.16
New Mexico15.2¢$2.04
New York29.4¢$3.96
North Carolina16.3¢$2.19
North Dakotacheapest12.3¢$1.66
Ohio19.5¢$2.62
Oklahoma13.3¢$1.79
Oregon15.8¢$2.12
Pennsylvania21.5¢$2.89
Rhode Island28.3¢$3.81
South Carolina17.1¢$2.29
South Dakota14.5¢$1.95
Tennessee14.9¢$2.01
Texas17.0¢$2.29
Utah13.3¢$1.79
Vermont24.6¢$3.30
Virginia17.4¢$2.34
Washington14.4¢$1.93
West Virginia16.1¢$2.16
Wisconsin19.2¢$2.58
Wyoming14.7¢$1.97

Certified models closest in efficiency

computer monitors within reach of 13 kWh/yr
ModelkWh/yr$/yr (US avg)
HP HP E14 G4most efficient13$2.41
VAIO VJ5VP141XXXXmost efficient14$2.69
Wacom One DTC14114$2.72
PLANAR PM16-S14$2.73
EIZO FlexScan FLTmost efficient15$2.75
MSI PRO MP161 E2most efficient15$2.83

Run your own numbers

Your rate, your numbers

Per day
Per month
$0.20
Per year
$2.45

13 kWh/yr × 18.8¢/kWh = $2.45/yr

Prefilled with this model's certified 13 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 DELL P1424Hf use?
ENERGY STAR certifies the DELL P1424Hf at 13 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 DELL P1424Hf cost to run per month?
About $0.21 a month at the U.S. average residential rate (18.8¢/kWh) — 1¢ a day, or $2.53 a year. Your state's rate moves this up or down; see the table above.
Is the DELL P1424Hf energy efficient?
It uses 70% less electricity than the median certified computer monitor, placing it in the top 10% of certified models.
What does the DELL P1424Hf cost to run in the cheapest vs. priciest state?
At current residential rates it costs about $1.66 a year in North Dakota (12.3¢/kWh) and $6.27 in Hawaii (46.6¢/kWh).

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