Top 20 Best Air Purifier Reviews and Guide

top rated 20 best air purifier reviews and guideWe sometimes take clean air for granted, but often action is required to ensure your house is providing the best environment for healthy living. Our 20 best air purifier reviews and guide will help in making a wise selection if you are in the market for an air purifier machine. We know you want your home air to be as clean as possible, so we have assembled a list of the best machines available for the job.

Buying an air purifying machine is a great step in making the air in your home clean and healthy. If odors are the issue, take a look at our best air purifiers for odors reviews to address odors from pets, smoking, and cooking.

Top 20 Air Purifier Reviews

Now let’s get down to the top twenty air purifier reviews. There are a lot of options that fit different scenarios and needs, so ranking is a bit difficult, but these are all solid choices. So, just look for a model with the features that seem to fit your needs best. If you want a good, all-around choice, you can go with our top pick, the Germ Guardian, #1 on our list.

1. GermGuardian Air Cleaning System


This unit will typically cost between $100 and $120. It is ideal for medium-sized rooms. The GermGuardian AC4825 provides multiple levels of cleaning. Its features include a HEPA filter UV-C and odor reduction. All these features work together to trap allergens and kill bacteria, airborne viruses, molds, and odors.

The True HEPA filter is known for capturing up to 99 percent of airborne allergens like dust, mold spores, pet dander, plant pollen, and small-sized particles down to 0.3 microns. This can create a remarkable difference in indoor air quality.

In addition, the powerful UV-C light can help kill bacteria and viruses such as E.coli, rhinovirus, and streptococcus. The UV-C works effectively by permanently destroying the DNA of the germs, killing them.

Furthermore, you will enjoy its odor reduction ability. It will help wipe away odors that may result from your cooking and pets. It can also get rid of smoke particles with its activated carbon filter.

Other notable features:

  1. Light indicator for filter or UV-C bulb replacement.
  2. Ultra-quiet operation.
  3. Energy Star qualified.

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2. Honeywell 50250-S True HEPA Air Purifier

Honeywell 50250-S True HEPA Air Purifier, 390 sq ft reviews

This purifier is from the Honeywell brand, a brand known for excellent customer satisfaction. This particular model is the Honeywell 50250-S Air Purifier. With this machine, you can purify a space of up to 390 square feet. Its features are robust.

An HEPA filter is a typical characteristic of all of the best air purifiers because it can capture many forms of allergens. The 50250 is not left out; it comes with a long-life HEPA filter, which is frequently recommended by doctors. The Glass fiber HEPA filter captures up to 99.97 percent of particles as small as 0.3 microns.

The activated carbon pre-filter helps to capture substances like dust, fur, and also helps reduce odor in the home. When it is time to change or clean the filter, the Intelli-Check Electronic Filter Indicator will let you know when it needs service.

What we like

  • It’s portable and powerful.
  • Not expensive and easy to maintain.
  • It comes with a permanent HEPA filter.
  • 360-degree air intake and output.
  • Five-year limited warranty.

What we dislike

  • It creates noticeable noise.
  • High electricity consumption.
  • You may not like the design.

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3. Honeywell Tower Air Purifier with Permanent Filter

Honeywell HHT-090 HEPAClean Tower Air Purifier with Permanent Filter, 170 sq ft review

This state-of-the-art, dynamic air purifier can purify a living space of up to 179 square feet. It’s great for small room sizes and is cost-effective for those with a tight budget. This Honeywell model is also equipped with a HEPA filter which can remove up to 95 percent of allergens and airborne particles from the air.

The HHT-090 is great on energy consumption. The electric filter reminder will let you know when to change the filter, giving you peace of mind. Usually, you can expect to change the filter every six months.

Compared with the Honeywell 50250-S above, this machine also features three cleaning levels that help to free the air from germs and bacteria. Let’s quickly examine the features at a glance:

  • 2 HEPA filters.
  • Energy efficient.
  • Purify up to 170 square feet of space.
  • Good for small to medium-sized rooms.
  • Circulate the room air up to five times per hour.
  • Electronic filter replacement reminder.

Honeywell HHT-090 can be used with an odor-reducing filter that is sold separately. You can buy it separately or look for a purifier that includes it. If you decide to buy it, remember to replace the odor reduction filter every three months.

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4. Holmes HEPA Air Cleaner for Large Spaces

Holmes True HEPA Air Cleaner review

If you need to purify the air in a large space, you can rely on the Holmes True HEPA Air Cleaner for its reliability and performance. The slim design and quiet operation of the machine help eliminate dirt and allergens from areas up to 340 square feet. It features a True HEPA filter that effectively traps air pollutants as they pass through it. Maintaining clean and odorless air is possible using the Holmes HAP756 purifier machine.

A home with smoke problems can also benefit from this air cleaning product. Other features include a filter that provides alerts that signal when to change the filter for maximum performance and reliability.

Two compatible filters that work with this unit are the Holmes HAPF600D-U2 True HEPA filter and the Holmes HAPF60-U3 Carbon filter.

Features at a glance:

  • Adequate for rooms of about 340 square feet (20ft x 17ft).
  • HEPA filtration filter.
  • Four speed settings.
  • Digital display with timer.
  • Filter service indicators.

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5. Holmes 3 Speed Tower Allergen Remover

Holmes True HEPA 3 Speed Tower Allergen Remover, HAP716-U

If you are looking for an air purifier to improve your indoor air quality, the Holmes True HEPA is a great choice. Even with so many great options, this HEPA Tower stands out among the rest.

Whether in your room or office, you can start enjoying the benefits of cleaner air thanks to the Holmes allergen remover. Three different speed air purity settings help you reach your ideal air quality. The HEPA purifier helps effectively remove airborne particles.

This purifier includes an ionizer option; you can easily turn it on or off. This product works best in areas of up to about 150 square feet. It runs quietly and produces a mild vibration.


  • Works in areas up to 150 square feet.
  • HEPA filter system removes airborne allergens.
  • Three speed settings.
  • Washable pre-filter.
  • Filter life monitor.
  • Optional ionizer setting.

This portable air purifier will make your air clean and fresh and also add some decor to your home. It is also cost-effective and comes with a diverse set of features.

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6. Alen Paralda Tower Air Purifier

Alen Paralda Tower Air Purifier review

This unit is best suited to help purify the air in areas up to 500 square feet. Even with all the competition, the Alen Paralda Tower stands out. It adds both function and style to your home. The tower air cleaner removes indoor airborne allergens, helping to clean the air in your home.

With a dual-opening purified system, the air goes into the air purifier, is processed, and then is released back into the home. The multi-filter system helps trap any Volatile Organic Compounds (VOC) from the air in your home.

This air cleaner comes with responsive light-touch buttons that make using it a breeze. Using the settings, you can program the machine to meet your needs. Other features include UV-light, an ionization option, and fan speed control.

The Alen Paralda air purifier is backed by a lifetime warranty, making sure you have pure air in your home for years.

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7. Honeywell HFD310 Air Cleaner

The Honeywell HFD310 air cleaner is another unit that is rated highly by users and delivers consistent performance. It is designed for large rooms and circulates the air up to five times an hour.

best hepa air purifier guide

Unlike some of the other products on this list that use HEPA filters, this one uses the patented QuietClean® ifD®, which is a permanent filter that helps remove microscopic allergens and harmful gases. The optional pre-filter helps capture larger allergens, smoke, and unpleasant odors from the air.


  • Designed for large rooms up to 250 square feet.
  • Sleek design.
  • Four cleaning settings.
  • On/off oscillation.
  • Two pre-filters (washable foam pre-filter and an odor-reducing pre-filter)
  • Smart controls that help do the work for you.
  • Automatic shut-off timer that can be programmed from two to eight hours.
  • Quiet operation.

What’s more, the Honeywell AirGenius is Energy Star rated and consumes the same amount of energy as a standard light bulb.

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8. Winix PlasmaWave 5300 Air Cleaner

Winix PlasmaWave 5300 Air Cleaner Model

The PlasmaWave is a good choice for large family rooms or bedrooms. With coverage areas up to 350 square feet, the machine can help clean the air in even some of the largest rooms. The easy-to-use features like the electronic controls, fan speed light indicator, and filter replacement indicator make using this purifier easy and convenient.

The Winix PlasmaWave 5300 is a three-stage air cleaning purifier. This means air passes through three stages before returning to the room. Here are the stages the air undergoes:

  • Carbon pre-filter collects large particles and absorbs odor and gases.
  • True HEPA filter captures up to 99.98 percent of particles as tiny as 0.3 microns, including pollen, dust, smoke, and pet dander.
  • PlasmaWave™ Technology finishes the work by generating both positive and negative ions which help neutralize bacteria, viruses, chemicals, and vapors.

Features at a glance:

  1. Attractive and lightweight.
  2. Air quality sensor.
  3. Sleep Mode.
  4. Auto Mode.
  5. Simple operation.
  6. Filter Replacement Indicator.

The 5300 air purifier is ideal for those who want small particles and odors to be removed from their homes. The unit also features quiet operation, is an Energy Star rated air purifier, and requires little maintenance.

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9. Honeywell HFD Tower Air Purifier

Honeywell HFD-120-Q QuietClean HEPA Tower Air Purifier, 170 sq ft Review

The Honeywell HFD-120-Q is also a great option. It is designed for areas of up to 170 square feet, making it ideal for medium-sized rooms.

This product comes with plenty of great features. The HFD-120-Q QuietClean comes with a permanent pre-filter to purify the air. This feature can catch larger air allergens of up to 2 microns.

With electronic filter indicator, maintaining the HFD-120-Q air purifier is stress-free. The built-in ionizer feature handles the airborne particles by grounding them for easy vacuuming. This unit is also ARB certified. This means the QuietClean meets federal ozone emissions standards.

Features at a glance:

  1. Room sizes up to 170 square feet.
  2. Three cleaning levels.
  3. Washable filters.
  4. On/off oscillation control.
  5. Energy Star rated.
  6. Dust CADR: 100.
  7. Pollen CADR: 132.
  8. Smoke CADR: 110.

What we like:

  • Great design.
  • Works quietly.
  • Energy saving.
  • Good price.
  • Oscillating function.

What we don’t like:

Some users complain about its inefficiency to clean some pollutants. You should also allow the washable filter to dry before re-installing it in your machine.

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10. Honeywell True HEPA Allergen Remover

Honeywell True HEPA Allergen Remover reviews

If you’re looking for an air purifier that is rich in features and control, consider the Honeywell True HEPA Allergen Remover. This air cleaning device uses a fan to pull the particles in your air into the system and then forces the air through its HEPA filter. It circulates the air up to five times per hour for effective cleaning of the home atmosphere.

The activated carbon pre-filter will help suppress unpleasant odors like those produced from cooking, rotten food items, smoke, and chemicals. One of the main reasons why people prefer the Honeywell True HEPA air purifiers is because they don’t release ozone back into your room air in the course of filtration. This feature makes this air purifier suitable for individuals with certain breathing disorders.


  • Easy-to-use electronic controls.
  • Three air cleaning levels.
  • Turbo Clean setting.
  • Two, four, and eight-hour timer.
  • Electronic filter replacement reminders.

What we like:

  • Built-in handles for easy transporting.
  • Complementary design and color.
  • LED light at the top of the unit is nice for bedrooms.

What we dislike:

  • At higher speeds, it tends to be noisy.

The Honeywell True HEPA Allergen Remover is a great choice to help you cut down on air allergens in your home.

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11. Winix WAC9500 True HEPA Air Cleaner

Winix WAC9500 Ultimate Pet True HEPA Air Cleaner Review

This Winix WAC9500 air purifier is one the most expensive items on this list. It covers a larger area than some of the other options and is great for larger rooms. The Ultimate Pet True HEPA air cleaner uses cutting-edge technology to produce fresher, cleaner air.

This Winix WAC9500 offers five-stage cleaning for increased air purity. These stages include the HEPA filter that captures 99.99 percent of allergens as small as 0.3 microns, pet dander, and airborne pollutants.

The advanced washable carbon filter helps remove offensive odors such as those from cooking, smoke, and other indoor odors. The pre-filter is designed to support the lifespan of the main filter and catches larger airborne particles and pet hair.

The PlasmaWave technology helps neutralize bacteria, viruses, odors, and gases present in the air. The Auto Smart Sensors adjust the air cleaner settings to meet your requirements.

Features at a glance:

  • Five stage air cleaning.
  • Washable pre-filter.
  • True HEPA 99.97% effective filtration.
  • CleanCel Anti-Bacterial Treatment.
  • Winix PlasmaWave Technology.
  • Advanced granular carbon filter odor control.

Most air purifiers come with three air cleaning levels, but the Ultimate Pet True HEPA Air Cleaner offers five stages of cleaning. If removing pet allergens in your home is a priority for you, this is a great option.

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12. Alen BreatheSmart Customizable Air Purifier

Alen BreatheSmart Customizable Air Purifier with HEPA-Pure Filter for Allergies and Dust

If you love modern designs, choose the Alen BreatheSmart Customizable Air Purifier. It will cost you a little more but offers some of the best features from BreatheSmart.

This air purifier is a perfect selection for open rooms, living rooms, and larger rooms up to about 1,100 square feet. It’s Energy Star Certified and functions quietly.

As the name suggests, it is customizable to give you full control over the air purity in the room. The 14-panel color settings will look great in your home. The unit will efficiently remove allergen and dust using the HEPA-Pure Filter. In less than two hours, this product will get you on your way to cleaner air in your home.

Features at a glance:

  1. Ideal for areas up to 1,100 square feet.
  2. Four filter types (including the HEPA-Pure Filter)
  3. 15-panel color options.
  4. WhisperMax technology.
  5. Energy Star Certified.
  6. Uses 120V power supply.

What we like:

  • Functions quietly.
  • Great for large rooms like living rooms or open rooms.
  • Energy efficient.

What we dislike:

  • Those living outside the USA must use a converter or will void their warranty.
  • 60-day guarantee.

With distinguished features and reliability, this is a great choice for any home.

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13. Honeywell QuietCare  HEPA Air Purifier

best air cleaner

The Honeywell 17000-S is designed for rooms up to 168 square feet. This QuietCare air cleaning system will circulate the air in your room about six times an hour.

The true HEPA machine uses two filters to remove common particles like dust, pollen, smoke, dust mites, animal dander, bacteria, viruses, mold, and odors. This air purifier may help allergy and asthma patients.

This air purifier features a True HEPA filter and a pre-filter. Both work together to reduce air contaminants in your home. The pre-filter is responsible for reducing odor from the home atmosphere. It features three speed settings.

Honeywell’s IntelliCheck system lets you know when a filter is due to be replaced. The device also has features to help you determine how much life is left in the filters. To keep it simple, the HEPA filter lasts about a year, but the pre-filter should be changed every three months.

This item uses 120V and should not be used in regions with 220-240V outlets. It comes with a five-year warranty.

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14. Whirlpool Whispure Air Purifier

Whirlpool Whispure Air Purifier review

Those thinking of buying a Whirlpool Air Purifier should consider this Whirlpool Whispure Air Purifier. It comes at an affordable price and has nice features. This Whirlpool unit features a three-stage filtration process. The pre-filter activated carbon filter, and the True HEPA filter all work together to help purify the air in your home.

The air cleaner features an outside grill that serves as a permanent pre-filter by trapping large pollutants and stopping them from getting into the air purifier. If some large particles do find their way into the machine, the carbon filter will help capture them. The carbon filter also functions to eliminate odors and lengthens the life expectancy of the HEPA Filter.

The HEPA Filter in the Whirlpool Whispure works to catch up to 99.97 percent of harmful particles. Among these particles are dust mites, pet dander, ragweed, mold spores, pollen, and others that can pollute indoor air and trigger asthma and allergy symptoms.


  1. True HEPA 0.3-micron filtration.
  2. Filters air 4.8 times in an hour.
  3. Perfect for areas up to 500 square feet.
  4. Quiet and easy-to-use electronic controls.
  5. Four fan speeds, plus sleep and turbo modes.
  6. Clean Air Delivery Rate (CEDR) 315.

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15. Airocide for allergies and asthma Air Purifier

Airocide - NASA Air Purifier for allergies, asthma and chemical sensitive individuals with Odor control

This Airocide Air Purifier is a scientifically advanced air cleaning device. It features a filter-less air purifier, eliminating the issues that come along with the filters. When this machine is working, it helps rid the home air of particles including pollen, fungi, mold, bacteria, viruses, and dust mites.

This air purifier is also able to reduce air pollutants such as gases, aerosol sprays, paints, carpet, dry-cleaned clothing, furniture, and even air fresheners.

This product can help eliminate some of the particles in the air that may aggravate asthma, allergies, and other breathing disorders.

Features at a glance:

  • Remove common household odors.
  • Zero ozone emissions.
  • The air purifier does not have a filter.
  • Technology developed by NASA and FDA approved.
  • No filters to change or blades to wipe off, ever.

The APS-200 unit operates at 120 volts, 60 Hz, and meets electrical standards in North America.

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16. GermGuardian AC5350B Elite 4-in-1 True HEPA

GermGuardian AC5350B Elite 4-in-1 True HEPA Air Purifier System with UV Sanitizer and Odor Reduction, 28-Inch Digital Tower
The GermGuardian AC5350B Elite comes with a 4-in-1 True HEPA Filter, perfect for allergy and asthma patients. The True HEPA Filter is capable of capturing up to 99.97 percent of dust and allergens as small as 0.3 microns.

Doctors from the American Academy of Pediatric Allergy and Immunology recommend HEPA air filter systems to asthma sufferers to reduce their exposure to indoor asthma triggers. The device is equipped with an Ultraviolet-C light that destroys germs. The charcoal filter reduces odor from the air.

The product is 28 inches tall and has a CADR rate of 125. It features a digital display panel for easy operation. Transporting this lightweight air cleaning machine from one room to another is a breeze. It is also stylish and will fit in well with your home decor.


  • True HEPA Filter
  • Captures 99.97 percent of dust and allergens.
  • The charcoal filter reduces odors from pets, cooking, and smoking.
  • UV-C light technology kills airborne bacteria, germs, viruses, and mold spores.
  • 28 inches tall.
  • Digital display panel.
  • Five speeds settings.
  • CADR rated 125+
  • Voltage: 120V 60Hz.

The GermGuardian AC5350B Elite air purifier comes with great features to meet your home air needs.

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17. Honeywell HFD310 AirGenius4 Air Cleaner

Honeywell HFD310 AirGenius4 Air Cleaner/Odor Reducer

The Honeywell HFD310 is a great option for your household. The AirGenius4 comes with smart controls to adjust the settings based on the current level of pollutants in the air. The optional filter captures larger substances, unpleasant odors, and harmful gases. The main filter is responsible for the removal of microscopic factors that find their way through the filter.

This Honeywell Air Purifier is designed to be used in large rooms and has the power to circulate air up to five times per hour. It is also efficient for smaller rooms.

This machine operates very quietly. Customers love it for this reason. Choose from four speed settings. It also features an automatic shut-off timer. The device is energy efficient and uses the same amount of energy as a standard light bulb.


  • Quiet operation.
  • Smart controls.
  • Four clean settings: sleep, general, allergen, and max.
  • Sleek design.
  • Designed for a room sizes up to 250 square feet.
  • Patented QuietClean ifD® technology.
  • Energy Star rated.
  • Permanent washable ifD® filter.
  • Two pre-filter options (washable foam pre-filter or odor-reducing pre-filter)
  • Two-to-eight hour automatic shut-off timer.
  • Optional oscillation.

This air purifier is a great choice if you are looking for a product that operates quietly and efficiently.

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18. Blueair Slim Air-Purification System

allergy air purifier

If you have been disappointed by cheap air purifiers in the past, we advise you upgrade to the Blueair 203 Slim. Although it is a bit more costly, it will clean your home air properly.

The sleek design is a perfect selection for the bedroom, office, or any indoor environment up to 240 square feet. This machine uses a HEPASilent® filter that captures up to 99.97 percent of airborne particles down as little as 0.1 microns in size. This device combines electrostatic HEPASilent technology and a mechanical filtration process to clean the air. The Cleaning Air Delivery Rate of 155 will help clean your air quickly.

The Slim air system weighs only five pounds and measures 21 x 17 x 10 inches. Blueair 203 comes with a handle for moving it. Having this Energy Star air purifier with three speed settings a great choice for those who are concerned about energy consumption, too!

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19. Honeywell HEPAClean Compact Air Purifier

best tabletop air purifier

If you are in need of a tabletop air purifier, consider the Honeywell HHT-011. It can be mounted off the ground or on any surface. The compact air purification unit can be used in areas of up to 85 square feet.

The HEPA Filter will catch up to 99 percent of impurities in the air, including mold spores, pet dander, pollen, smoke, and dust.

Other features of this indoor air purifier include an optional ionizer for more cleaning power. The nightlight offers a pleasant level of illumination. The washable air filter helps reduce the replacement costs. This item comes with a three-year warranty.

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20. Honeywell QuietClean Tower Air Purifier

hepa air purifier reviews

The HFD-110 air cleaner is another amazing machine from Honeywell. This unit is great for people looking for a low-budget air cleaner. It offers many of the same great features you’ll find on other items on this list.

It comes with a permanent HEPA Filter, which can eliminate up to 99 percent of harmful particles in your air. The permanent filter is easy to clean by rinsing it with water. The Honeywell HFD-110 is also engineered with an electronic filter indicator that lets you know when the filter is dirty or due for replacement.

Its advanced controls give you flexibility in operating the machine. For instance, three speed settings and an automatic shut off timer make using this device a breeze. This air purifier system measures about 12 x 10 x 29 inches and is backed by a five-year limited warranty.

If you are looking for a low-cost air purifier for your home, look no further than this option from Honeywell.

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How Does an Air Purifier Work?

Air purifier machines help eliminate contaminants from the air. They can help get rid of some of the smallest particles. Some of the pollutants these items can help remove from the home are:

  • Dust
  • Smoke
  • Pollen
  • Chemicals
  • Asbestos
  • Pet dander

The device is equipped with filters which help clean the air as it passes through it. Those that use a True HEPA Filter are often considered the best. A HEPA Filter will help clean the air in your home or business.

Final Thoughts

We have shown you a list of our top-rated 20 best air purifiers. We know it will be difficult to decide. The truth is that the absolute best air purifier for you will depend on your particular needs. Remember to consider the coverage area and the device’s features when choosing an air purifier.

That said, we do have a favorite… the GermGuardian Air Cleaning System. This unit will be a good choice for most people.