The Best Air Purifiers of
Join the countless satisfied shoppers who trust ConsumerRating.org’s expert reviews. Our side-by-side comparisons of the best air purifiers and research-backed recommendations save you both time and money.
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- AirDoctor 3500
- Removes 99.99% of tested bacteria and viruses from the air
- UltraHEPA® filter, that’s 100x more effective than ordinary HEPA
- 3-stage filtration with 4 fan speeds
- Filter particles like allergens, dust, smoke, odors, VOCs and more
- Color changing air quality sensor, filter replacement light
- Covers up to 1,274 sq. ft. every 30 minutes
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- PuroAir 400
- Filters out 99.99% of pet dander, smoke, pollen, allergens, dust, mold, odors and contaminants
- The world's first, quietest, and most powerful HEPA 14 filter available
- Clean large rooms up to 2,145 sq. ft automatically
- 3 different fan speeds including a sleep and auto mode
- 2 year cleaner air guaranteed warranty included
- Timer option settings for 1, 2, 4, and 8 hour increments
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- Air Mini +
- Uses advanced PECO technology destroy pollutants in small rooms and spaces
- App that lets you track your air quality
- Automatically adjusts to the surrounding air quality
- Destroys allergens, pet & dust-mite dander, odors, mold & more
- Traps soot and ash, and destroy toxic gases from smoke
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- Hathaspace 3.0 Smart True HEPA Air Purifier
- Ideal for extra-large rooms, businesses, schools, and commercial use
- Powerful 3-stage filtration system
- Completely replaces the air up to 2800 sq ft every hour
- Removes over 99.9% of PM2.5 particles of all types
- Comes with a 5-year warranty & free shipping
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- Alen BreatheSmart FLEX
- True HEPA Pure air filter
- Covers up to 700 Sq. Ft.
- Removes 99% of particles greater than 0.1 microns
- H 25" (63.50 cm) x W 15" (38.10 cm) x D 8.5" (21.59 cm)
- Forever Guarantee for easy replacement
Save Up To $100 Off
- Blue Pure 211i Max
- Removes everything from pollen, dust, and pet dander to viruses and bacteria
- Covers up to 2640 ft² every hour
- Three layers of ultra-advanced filtration
- Up to 45% faster with up to 67% less noise than traditional HEPA filters
- Risk-free shopping with free shipping and returns
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- Brondell Pro
- Uses advanced PECO technology destroy pollutants in small rooms and spaces
- App that lets you track your air quality
- Automatically adjusts to the surrounding air quality
- Destroys allergens, pet & dust-mite dander, odors, mold & more
- Traps soot and ash, and destroy toxic gases from smoke
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- Hathaspace 2.0 Smart True HEPA Air Purifier
- Filters over 99% of airborne particles as small as 0.1 microns
- Award-winning product with 5-stage HEPA filtration
- Washable pre-filter, laser air quality sensor, real time PM2.5 monitor and whisper quiet fan
- Energy efficient mode for real-time air quality needs
- 5-Year Warranty & 60-Day Guarantee
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- MORENTO Large Room Air Purifier
- Perfect for rooms up to 1,076 sq ft
- Dual side air intake performs purification on both sides simultaneously
- Sleep mode operates at less than 24dB
- Effectively removes 99.97% of air particles
- PM2.5 sensor monitors air quality in real time
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- CHIVALZ 2 Pack Air Purifier
- True HEPA Filter and high-efficiency activated carbon filter
- Portable air purifier offers a simple one-button operation
- Enhance the atmosphere by adding 2-3 drops of essential oil
- 3 different speeds and 4-hour timer mode
- CARB Certified and FCC Certified
View Price on Amazon
Air Purifier FAQs
Air purifiers filter out bacteria, viruses, pollutants and allergens from the air, trapping them in a filter—or, in some cases, destroying them—then recirculating cleaner air.
Yes, air purifiers work by reducing airborne pollutants in your home. Some are more efficient at removing particulate matter while others are designed to remove gases and odors.
Air purifiers are particularly beneficial for those suffering from asthma and respiratory conditions. It’s best to consult with your doctor if you’re unsure if a purifier could be helpful for you.
Air purifiers are available in retail stores as well as online. Brands like AirDoctor, NuWave and Molekule offer an easy online purchasing experience and generous Money Back Guarantees in the event that you aren’t satisfied with your purchase.
The best air purifier removes both particles and gasses from the air. Some of our top picks include AirDoctor, NuWave and Molekule.