WattCost

Data through April 2026

Running cost · Air Purifiers · ENERGY STAR certified

Ikea E2111

At the standardized usage ENERGY STAR assumes, the Ikea E2111 consumes 44 kWh a year — about $8.29 at the U.S. average electricity rate ($0.69 a month). That's 70% less than the median certified air purifier, placing it comfortably in the efficient third of the field (23 of 214). Where you live moves the bill from $5.43 a year in North Dakota to $21 in Hawaii. It also meets ENERGY STAR's stricter “Most Efficient” criteria. Note the certified pool here is small (214 models), so rankings shift more with each data refresh.

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

$8.29/yr

$5.65 · cheapest certified air purifiers$92 · priciest
Per month
$0.69
Per day
2¢
Certified use
44 kWh/yr
Rated room size
68 sq ft
CADR (smoke)
44
Technology
Fan and Filter
Efficiency
6.1 CFM/W
30 kWh490 kWh
Where the Ikea E2111 (▮) sits among all 214 certified air purifiers, by annual kWh

What it costs in every state

Ikea E2111: 44 kWh/yr × each state's average residential rate (EIA)
StateRate ¢/kWhThis model $/yrRelative cost
Alabama17.4¢$7.66
Alaska27.4¢$12
Arizona15.5¢$6.81
Arkansas14.2¢$6.23
California35.3¢$16
Colorado16.5¢$7.28
Connecticut32.2¢$14
Delaware18.8¢$8.27
District of Columbia25.4¢$11
Florida15.4¢$6.77
Georgia15.4¢$6.76
Hawaiipriciest46.6¢$21
Idaho12.7¢$5.59
Illinois20.5¢$9.01
Indiana17.9¢$7.88
Iowa13.9¢$6.10
Kansas15.8¢$6.94
Kentucky15.0¢$6.61
Louisiana14.4¢$6.35
Maine28.4¢$13
Maryland22.1¢$9.71
Massachusetts29.4¢$13
Michigan21.4¢$9.41
Minnesota16.4¢$7.21
Mississippi16.8¢$7.37
Missouri14.0¢$6.16
Montana13.9¢$6.12
Nebraska13.3¢$5.84
Nevada14.3¢$6.29
New Hampshire27.2¢$12
New Jersey23.5¢$10
New Mexico15.2¢$6.67
New York29.4¢$13
North Carolina16.3¢$7.15
North Dakotacheapest12.3¢$5.43
Ohio19.5¢$8.58
Oklahoma13.3¢$5.86
Oregon15.8¢$6.94
Pennsylvania21.5¢$9.45
Rhode Island28.3¢$12
South Carolina17.1¢$7.51
South Dakota14.5¢$6.39
Tennessee14.9¢$6.57
Texas17.0¢$7.48
Utah13.3¢$5.85
Vermont24.6¢$11
Virginia17.4¢$7.65
Washington14.4¢$6.32
West Virginia16.1¢$7.07
Wisconsin19.2¢$8.45
Wyoming14.7¢$6.46

Certified models closest in efficiency

air purifiers within reach of 44 kWh/yr
ModelkWh/yr$/yr (US avg)
Blueair 3131000100most efficient44$8.22
GoveeLife H7126most efficient42$7.91
LEVOIT LAP-C161-WUS42$7.91
Rainbow Exhalaron Ultra Trimost efficient42$7.91
MoreLite MLRAP-2000Wmost efficient40$7.53
LEVOIT LAP-C171-QUSR39$7.41

Run your own numbers

Your rate, your numbers

Per day
2¢
Per month
$0.69
Per year
$8.29

44 kWh/yr × 18.8¢/kWh = $8.29/yr

Prefilled with this model's certified 44 kWh/yr — adjust if your usage differs from the DOE test basis. The certified annual kWh comes from the ENERGY STAR room air cleaner test basis, which assumes continuous daily operation. Running fewer hours costs proportionally less.

Questions, answered with the data

How much electricity does the Ikea E2111 use?
ENERGY STAR certifies the Ikea E2111 at 44 kWh per year. The certified annual kWh comes from the ENERGY STAR room air cleaner test basis, which assumes continuous daily operation. Running fewer hours costs proportionally less.
How much does the Ikea E2111 cost to run per month?
About $0.69 a month at the U.S. average residential rate (18.8¢/kWh) — 2¢ a day, or $8.29 a year. Your state's rate moves this up or down; see the table above.
Is the Ikea E2111 energy efficient?
It uses 70% less electricity than the median certified air purifier, placing it in the efficient third of certified models. It also meets ENERGY STAR's Most Efficient criteria.
What does the Ikea E2111 cost to run in the cheapest vs. priciest state?
At current residential rates it costs about $5.43 a year in North Dakota (12.3¢/kWh) and $21 in Hawaii (46.6¢/kWh).

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