Best HEPA Air Purifier

First and foremost, a HEPA air purifier helps purify the air in your room and complement other ways to keep your room clean. Below, you will find HEPA filter air purifier reviews to help you choose from these popular ones for use in your home. By the way, some of the purifiers reviewed below have ionic air purifier features.

Review of Best HEPA Air Purifiers

Editor’s Choice of Best HEPA Air Purifier

Germ Guardian

Comparison of Best HEPA Air Purifiers

Filter Stages

Germ Guardian - 3

Winix 5500-2 - 3

LEVOIT - 3

Hathaspace HSP001 - 5

Coway AP-1512HH - 4

Room size (square feet)

Germ Guardian - 167

Winix 5500-2 - 360

LEVOIT - 360

Hathaspace HSP001 - 350

Coway AP-1512HH - 361

Hourly air exchange of room

Germ Guardian - 4x

Winix 5500-2 - 5x

LEVOIT - 4.5x

Hathaspace HSP001 - 2x

Coway AP-1512HH - Data not published

Auto mode

Germ Guardian - No

Winix 5500-2 - Yes

LEVOIT - Yes

Hathaspace HSP001 - Yes

Coway AP-1512HH - Yes

Dust CADR

Germ Guardian - 118 for dust, 125 for pollen, and 108 for smoke

Winix 5500-2 - Data not published

LEVOIT - 230

Hathaspace HSP001 - 160

Coway AP-1512HH - 246 for dust, 240 for pollen, and 233 for smoke

Warranty

Germ Guardian - 3-years limited warranty

Winix 5500-2 - 1-year limited manufacturer’s warranty

LEVOIT - 1-year limited warranty

Hathaspace HSP001 - 2-years

Coway AP-1512HH - 1-year limited manufacturer’s warranty on internal parts, and 3-year warranty for motor and electronic parts

A/A+ Feedback

Germ Guardian - 93%

Winix 5500-2 - 95%

LEVOIT - 90%

Hathaspace HSP001 - 92%

Coway AP-1512HH - 95%

1-5 Rating

Germ Guardian - 5.0

Winix 5500-2 - 4.9

LEVOIT - 4.6

Hathaspace HSP001 - 4.7

Coway AP-1512HH - 4.8

1. Germ Guardian

Germ Guardian True HEPA Filter Air Purifier - UV-C Sanitizer - AC4825

Best HEPA air purifiers

Filtration Features

First, the 3-stage filtration captures and removes up to 99.97% of harmful germs, dust, pollen, pet dander, mold spores, and other allergens as small as 0.3 microns. And, the three stages are:

First, in stage 1, the pre-filter traps dust, pet hair, and other large particles, thereby extending the life of the HEPA filter.

Second, in stage 2, there is a true HEPA air filter.

Third, in stage 3, there is an optional UV-C light works with titanium dioxide to reduce volatile organic compounds.

Key Features

First, the Germ Guardian HEPA air purifier filters air in a 167 square foot room up to four times per hour while operating at its highest speed.

Second, it has three speed settings.

Third, at its ultra-quiet lowest speed setting, it can be used to create gentle white noise to get a quiet, restful sleep.

Also, the Germ Guardian has been verified by the Association of Home Appliance Manufacturers or AHAM for its ability to clean tobacco smoke, dust, and pollen from rooms.

Finally, it has the following Clean Air Delivery Rate or CADR ratings (in cubic feet per minute):

Dust – CADR 118,
Pollen – CADR 125,
Smoke – CADR 108.

Other Features

First, this HEPA filter air purifier is 9” wide, 5.5” deep and 22” high.

Second, it weighs 7 pounds.

Finally, it comes with a 3-year limited warranty.

Eliminates or Reduces

Allergies
Dust
Germs
Mold spores
Odors. Activated charcoal filter helps to reduce unwanted odors from pets, smoke, cooking fumes.
Other allergens as small as 0.3 microns
Pet Dander
Pollen
Smoke including tobacco smoke
UV-C light helps kill airborne viruses such as influenza, staph, rhinovirus

Uses

Most of all, this air purifier can be used in the home, office, bedrooms, or rooms up to 167 square feet.

PROS

This machine cleans a 167 square foot room up to four times an hour.

2. Winix 5500-2

Winix 5500-2 Air Purifier with True HEPA, PlasmaWave and Odor Reducing Washable AOC Carbon Filter

Filtration Features

First, this HEPA filter air purifier uses 3-stage filtration stages to capture and remove up to 99.97% of particles as small as 0.3 microns. Now, the three stages are:

First, a washable, Advanced Odor Control or AOC carbon filter, made from activated carbon granules that reduces Volatile Organic Compounds or VOCs and household odors from cooking, pets, and smoke. Furthermore, this carbon filter is designed to catch airborne particles found indoors. As a result, the filter helps prolong the life of the True HEPA filter.

Next, the True HEPA filter captures airborne allergens, pollutants, dust, dust mites, pet dander, microbes, smoke particles, pollen, mold spores and other allergens, as small as 0.3 microns in size, 99.97% of the time.

Finally, PlasmaWave works at a molecular level and acts as a permanent filter to safely break down odors, allergens, chemical vapors, and other indoor pollutants without emitting any harmful ozone or other byproducts.

Key Features

First, the Winix HEPA air purifier filters air in a 360 square foot room five times in an hour.

Second, Auto Mode uses smart sensors, that continuously monitor the air, to adjust fan speed so that the air is quickly filtered.

Third, in sleep mode, the Winix purifier measures the amount of ambient light in the room to adjust the fan speed and dim indicator lights to provide a quiet, clean air that does not disturb sleep.

Next, the smart sensor LEDs display air quality on a scale of good to poor, with blue being good, red being poor, and amber being in-between.

Meanwhile, the four fan speeds of low, medium, high, and turbo can be manually selected. For example, the low or medium speed is used for silent cleaning while high or Turbo speed is used for maximum air flow and cleaning power.

By the way, the filter replacement indicator LED illuminates when filter need to be replaced.

Furthermore, the Clean Air Delivery Rate or CADR is rated at 360 square feet, which corresponds to a medium or large room such as children’s bedroom, family room, or kitchen.

Finally, the remote control lets you control the Winix 5500-2 from a couch, chair, or anywhere else in the vicinity.

Other Features

First, this HEPA filter air purifier is 15” wide, 23.6” high, and 8.2” deep.

Second, it weighs 15.4 pounds.

Finally, the HEPA air purifier comes with a 1-year limited manufacturer’s warranty.

Eliminates or Reduces

Allergens as small as 0.3 microns
Bacteria
Chemical vapors
Dust
Dust mites
Hair
Microbes
Mold spores
Odors.
Pet dander
Pollen
Pollutants
Smoke and smoke particles
Volatile organic compounds

Use

Most of all, this air purifier can be used in a living room, kitchen, office, or rooms up to 360 square feet.

PROS

First, the Winix has a PlasmaWave to safely break down allergens, chemical vapors, and other indoor pollutants without emitting any harmful ozone.

Second, this purifier filters air in a 360 square foot room five times in an hour.

Third, it comes with a remote control so you can operate the air purifier while on a couch, chair, or bed.

3. LEVOIT Air Purifier

LEVOIT LV-PUR131 - H13 True HEPA Filter - Air Cleaners

Filtration Features

First, the 3-stage filtration captures and removes up to 99.97% of harmful allergens, germs, bacteria, dust, odors, pollen, pet dander, mold spores, and other allergens as small as 0.3 microns from the air. Meanwhile, the three stages are:

First, a pre-filter captures large particles such as hair, pet fur, and lint.

Next, H13 True HEPA filter traps fine particles such as dust mites, airborne bacteria, and pollen. By the way, LEVOIT filters last up to 8 months.

Finally, the high-efficiency huge honeycomb activated carbon filter removes various household odors such as cooking smells and pet odors.

Key Features

First, the Levoit filters air in a 360 square feet room 4.5 times in one hour.

Second, at the highest of the fan’s three speeds, the Levoit cleans a 900 square feet room in one hour, a 500 square feet room in 33 minutes, and a 360 square feet room in 24 minutes.

Third, when smart auto mode is activated, a cutting-edge intelligent smart sensor automatically adjusts between the three fan speeds based on the quality of the surrounding air.

Also, in sleep mode, the LV-PUR131 operates at 27 dB so that you get undisturbed sleep. Also, you can turn off the LED display for a darker sleeping environment.

In addition, the centrifugal fan design and semi-spiral air ducts increase intake volume, allowing air purifier to filter air faster and more efficiently.

Next, the Check Filter Indicator tells you when to check on your filter and see if it needs to be replaced.

Furthermore, the Clean Air Delivery Rate or CADR rating is 230 cubic feet per minute.

Finally, the Levoit air purifier is 100% ozone-free, never using the UV-C light and anion purification methods that cause harm to children and people with asthma.

Other Features

First, it is 14.5” wide, 18.5” high, and 7.2” deep.

Second, it weighs 11.24 pounds.

Third, it has Wi-Fi connectivity.

Consequently, you can use Alexa to control Purifier.

Finally, this HEPA air purifier comes with a 1-year limited warranty.

Eliminates or Reduces

Allergies
Allergens
Other allergens as small as 0.3 microns
Bacteria
Dust
Germs
Hair
Mold spores
Odors
Pet odors and dander
Pollen
Smoke
Wildfire smoke

Use

Most of all, this air purifier can be used in a bedroom, extra-large room, living room, kitchen, or in the office.

Beneficiaries

Air purifier helps those with:

Allergies
Asthma
Stuffy nose
Pet owners
Children
Elderly
Those needing relief from seasonal allergies
People sensitive to air quality

PROS

First, the LV-PUR131 operates at 27 dB in sleep mode so that you get undisturbed sleep. Also, you can turn off the LED display for a darker sleeping environment.

Also, this purifier is 100% ozone-free, never using the UV-C light and anion purification methods that cause harm to children and people with asthma.

Finally, the Wi-Fi connectivity allows you to use Alexa to control the purifier.

4. Hathaspace HSP001

Hathaspace Smart True HEPA Air Purifier - 5-in-1 Large Room Air Cleaner & Deodorizer - HSP001

Filtration Features

First, this purifier has a 5-in-1 purification system. And, these five systems include the following.

First, a Nano cold catalyst filter captures large dust particles like dust, pet dander, pollen, mold, and toxic household chemicals like formaldehyde, ammonia, and benzene.

Second, a cellular-activated carbon filter absorbs smoke, gases, Volatile Organic Compounds (VOCs) found in household products, odors from cooking, cigarettes, and pets.

Third, the anti-bacterial filter captures bacteria and germs.

Next, the True HEPA filter removes 99.97% of allergens and pollutants such as dust mites, pollen, pet dander, and mold spores as small as 0.3 microns. 

Lastly, the California Air Resources Board or CARB approved ozone safe ionizer, the ionic air purifier can be separately controlled. In fact, this ionic air purifier releases negatively charged ions (known as anions) that neutralize and eliminate odors, smoke, dust, and pet hair. By the way, this ionic air purifier can be independently turned on or off.

Key Features

First, this purifier replaces air two times an hour in a 350 square foot room or once an hour in a 700 square foot room.

Second, in auto mode, the automatic smart air quality sensor system measures the air quality and adjusts the fan’s speed in real-time. Furthermore, the display on the unit will continuously diagnose your air and show the air quality levels (green, yellow, red), so you always know what you are breathing.

Third, you can set your air purifier to a whisper quiet sleep mode. Consequently, it will operate at this very quiet level of 20 dB. Also, the lights on the purifier are turned off.

Furthermore, the Clean Air Delivery Rate or CADR is 160 cubic meters per hour.

Finally, you can control your air purifier with a remote controller. As a result, you can operate the air purifier from your couch, chair, or bed.

Other Features

First, it is 13.5” wide, 19.5” high, and 7” deep.

Second, it weighs 12 pounds.

Finally, it comes with a 2-year warranty.

Eliminates or Reduces

Airborne pollutants
Allergens
Bacteria
Dust
Dust mites
Gases
Germs
Hair
Mold
Mold spores
Odors such as those from litter boxes, cigarettes, and old homes
Pet odors, dander, and hair
Pollen
Pollutants as small as 0.3 microns
Smoke
Toxic chemicals
Volatile organic compounds (VOCs)

Beneficiaries

Air purifier helps those with:

Allergies
Allergy symptoms like sneezing, coughing, and irritated eyes.
Asthma
Pets
Smokers

PROS

First, this purifier purifies a 350 square foot room in 30 minutes.

Also, this purifier can be managed from a remote controller.

5. Coway AP-1512HH

Coway AP-1512HH Mighty Air Purifier

Filtration Features

First, the strict 4-stage filtration captures and removes up to 99.97% of particles as small as 0.3 microns, including pollen, pollutants, and other allergens. Also, the Coway removes and reduces volatile organic compounds and odors.

First, the pre-filter is a washable micro mesh that captures large particles like hair, fur, and dust.

Second, the deodorization filter uses advanced activated carbon to eliminate smaller particles, bad odors, and harmful gases. Meanwhile, other examples include Volatile Organic Compounds or VOCs, cigarette fumes, harmful gases, pet odor, food smells, and other odors. By the way, activated carbon filters need to be replaced every 6 months.

Third, true HEPA filters trap fine dust, dust particles, mold, cigarette fumes, airborne allergens, and contaminants, as small as 0.3 microns in size, 99.97% of the time. Meanwhile, these HEPA filters need to be replaced every 12 months.

Finally, by using negative ions, the vital ionizer boosts cleaning power and freshens air. In fact, the bipolar ionizer generates electrochemical reaction that reduces particles in the air.

Key Features

First, the three fan speeds can be set either manually or automatically. In fact, when the Conway is in auto mode it automatically selects speed settings 1 to 3 based on the level of indoor air quality (clean, medium polluted, highly polluted). Also, when no pollution is detected for 30 minutes the fan will automatically stop and go into Eco mode to save energy.

Second, the timer feature lets you run the machine for 1, 4 or 8 hours before it automatically powers off.

Third, the Coway has a filter replacement indicator that checks both the pre-filter and the HEPA filter to let you know when to wash or replace the filter.

Fourth, it has the following Clean Air Delivery Rate or CADR ratings (in cubic feet per minute):

Dust – 246,
Pollen – 240, and
Smoke – 233.

Finally, the brightly colored LED display lets you know the cleanliness or dirtiness of air every minute of the day. In fact, these indicators are:.

Clean,
Medium polluted, and
Highly polluted.

Other Features

First, it is 16.8” wide, 18.3” high, and 9.6” deep.

Second, it weighs 12.35 pounds.

Third, it runs quietly with noise level ranging from 24.4 to 53.8 dB.

Also, it consumes 4.9 to 77.8 watts of power.

Finally, it comes with a 1-year limited manufacturer’s warranty on internal parts, and 3-year warranty for motor and electronic parts.

Eliminates or Reduces

Dust
Fur
Hair
Odors.
Other allergens as small as 0.3 microns
Pollen
Pollutants
Smoke
Volatile organic compounds

Uses

Living room
Apartments
Middle sized spaces
Room sizes up to 361 square feet.

PROS

This purifier runs quietly with noise level ranging from 24.4 to 53.8 dB.

HEPA Air Purifiers Buyers Guide

The HEPA air purifier's buyer's guide gives you insight into HEPA air purifier's features. 

HEPA Air Purifiers FAQ - Frequently Asked Questions

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