Auto Air Purifiers
Best Buy customers often prefer the following products when searching for Auto Air Purifiers.
Air purifiers are a great way to improve the air quality in your home. They can help remove dust, pollen, smoke, and other airborne pollutants that can make you sick. And they can also help clean the air in rooms where you spend a lot of time, such as your home office or bedroom. Browse the top-ranked list of automatic air purifiers below along with associated reviews and opinions.
Blueair - Replacement Filter for Blue Pure 411, 411+, 411 Auto Air Purifiers - Black/White
Model: F411PACF102174SKU: 6404518Top comment"Great air purifier...The auto setting on this air purifier runs really well in quietly along with the other modes...When our Blueair Air Purifier let us know it was time to replace the filter, we chose to use the original replacement Filter for Blue Pure 411, 411+, 411 Auto Air Purifiers. "
See all customer reviewsSee all Air Purifier Filters & PartsProduct Description
Genuine Blueair Replacement filter compatible with Blue Pure 411, 411+, MINI, and 411 Auto air purifier models. The Combination Particle + Carbon filter protects against both gaseous and particulate contaminates. Advanced polypropylene filter media removes particle pollutants from your indoor air, such as pollen, dust, and pet dander. At the same time, a layer of activated carbon mesh traps light household odors from pets, cooking, smoke, and more. The 360-degree design allows the filter surface area to be over 13 square feet in size.See all Air Purifier Filters & PartsTop comment"Great air purifier...The auto setting on this air purifier runs really well in quietly along with the other modes...When our Blueair Air Purifier let us know it was time to replace the filter, we chose to use the original replacement Filter for Blue Pure 411, 411+, 411 Auto Air Purifiers. "
See all customer reviewsSee all Air Purifier Filters & PartsProduct Description
Genuine Blueair Replacement filter compatible with Blue Pure 411, 411+, MINI, and 411 Auto air purifier models. The Combination Particle + Carbon filter protects against both gaseous and particulate contaminates. Advanced polypropylene filter media removes particle pollutants from your indoor air, such as pollen, dust, and pet dander. At the same time, a layer of activated carbon mesh traps light household odors from pets, cooking, smoke, and more. The 360-degree design allows the filter surface area to be over 13 square feet in size.
Shark - 3-in-1 Air Purifier, Heater & Fan with NanoSeal HEPA, Cleansense IQ, Odor Lock, 500 Sq. Ft Coverage - White
Model: HC455SKU: 6634753Top comment"Very nice air purifier with great features...[This review was collected as part of a promotion.] This 3-in-1 air purifier is quite nice. The additional features make it stand out from other purifiers. ...Like the fact that it very quiet and cleans the air up to 1000 Sq. feet. Although there are a lot of settings, keeping it at auto works perfectly. "
See all customer reviewsSee all Air PurifiersProduct Description
Meet the Shark Air Purifier 3-in-1. It uses Pure Air Microforce to deliver fast, powerful, and quiet purification. Choose between 3 powerful modes—purified air, purified heat, and purified fan—and find year-round comfort, for every moment. In heat & fan modes, optional oscillation assures you get whole-room coverage. Shark’s 3-in-1 purifies spaces up to 500 square feet, making it perfect for living rooms, bedrooms, and studies. Clean Sense IQ senses air quality & auto-adjusts to improve your air quality. Its LED display reports results in real time, telling you exactly when you’ve reached 100% pure air. In Purified Heat mode, Shark’s Thermal Comfort Control automatically adjusts to the temperature you’ve selected, to warm your home to your liking. Purified fan mode gives you powerful airflow to help quietly cool down rooms. A NanoSeal HEPA filter captures 99.98% of airborne particles like allergens*, dust, and dander (based on IEST-RP-CC007.3, 0.1-0.2 microns). Shark’s multi-layer filter delivers thorough purification, and can last up to 12 months before needing replacement. For added confidence and peace of mind, Shark’s Advanced safety features & rigorous testing prevent risks from overheating, tipping over, and more. The 3-in-1 goes beyond simple purification, to deliver a year-round purifying experience.*“Allergens” refers to non-living matter.See all Air PurifiersTop comment"Very nice air purifier with great features...[This review was collected as part of a promotion.] This 3-in-1 air purifier is quite nice. The additional features make it stand out from other purifiers. ...Like the fact that it very quiet and cleans the air up to 1000 Sq. feet. Although there are a lot of settings, keeping it at auto works perfectly. "
See all customer reviewsSee all Air PurifiersProduct Description
Meet the Shark Air Purifier 3-in-1. It uses Pure Air Microforce to deliver fast, powerful, and quiet purification. Choose between 3 powerful modes—purified air, purified heat, and purified fan—and find year-round comfort, for every moment. In heat & fan modes, optional oscillation assures you get whole-room coverage. Shark’s 3-in-1 purifies spaces up to 500 square feet, making it perfect for living rooms, bedrooms, and studies. Clean Sense IQ senses air quality & auto-adjusts to improve your air quality. Its LED display reports results in real time, telling you exactly when you’ve reached 100% pure air. In Purified Heat mode, Shark’s Thermal Comfort Control automatically adjusts to the temperature you’ve selected, to warm your home to your liking. Purified fan mode gives you powerful airflow to help quietly cool down rooms. A NanoSeal HEPA filter captures 99.98% of airborne particles like allergens*, dust, and dander (based on IEST-RP-CC007.3, 0.1-0.2 microns). Shark’s multi-layer filter delivers thorough purification, and can last up to 12 months before needing replacement. For added confidence and peace of mind, Shark’s Advanced safety features & rigorous testing prevent risks from overheating, tipping over, and more. The 3-in-1 goes beyond simple purification, to deliver a year-round purifying experience.*“Allergens” refers to non-living matter.
GermGuardian - 743 Sq. Ft. Tower Air Purifier with HEPA Pure Filter, Intellisense Air Quality Monitor, UV-C, AC4880G - Graphite
Model: AC4880GSKU: 6596925Top comment"I bought this product because I just got a cat and I have a 6 month old daughter. The Purifier has 3 levels and a auto button. The auto setting calculates how pure the air is and automatically picks which level the purifier needs to be at. ...Works great, air quality in my large living area is always fresh with setting on auto...The only Air Purifier you need!...Fresh Air"
See all customer reviewsSee all Air PurifiersProduct Description
BREATHE FRESH AND CLEANER AIR The GermGuardian Intelligent 22" Tower air purifier helps to reduce germs and viruses*, filter odors, and trap allergens with 3 layers of protection. Containing a Genuine HEPA PURE™ filter, optional UV-C light, and an activated carbon pre-filter, this air purifier delivers refreshing air to your home. Your at home comfort can be customized on the seven segment display panel with auto mode + 3 speed settings and ultra-quiet mode on the lowest speed setting. The Intellisense air quality indicator measures the air quality 60 times per minute. It automatically adjusts the fan speed when poor air is detected and can monitor air quality 24/7. Circulates the air in a 153 sq. ft. room every 12.5 minutes or in a medium to large 743 sq. ft. room every hour, making it ideal for bedrooms, offices, basements, and other open concept spaces. Your purifier is only as powerful and effective as the filter you put inside, and our Genuine GermGuardian replacement parts are essential for maintaining product performance. Each filter or bulb is designed specifically for a particular unit. Not only will Genuine replacement parts fit like a glove, but they also have the combination technology to match. Replacement Parts: FLT4825 HEPA Filter B (plus additional specialty filters FLT4850PT, FLT4825VO, and FLT4825SM), FLT22CB4 Carbon Filter, and UV-C Bulb LB4000. *Tested with Staphylococcus Albus, and Escherichia Coli, Aspergillus Niger, and Phi-X174See all Air PurifiersTop comment"I bought this product because I just got a cat and I have a 6 month old daughter. The Purifier has 3 levels and a auto button. The auto setting calculates how pure the air is and automatically picks which level the purifier needs to be at. ...Works great, air quality in my large living area is always fresh with setting on auto...The only Air Purifier you need!...Fresh Air"
See all customer reviewsSee all Air PurifiersProduct Description
BREATHE FRESH AND CLEANER AIR The GermGuardian Intelligent 22" Tower air purifier helps to reduce germs and viruses*, filter odors, and trap allergens with 3 layers of protection. Containing a Genuine HEPA PURE™ filter, optional UV-C light, and an activated carbon pre-filter, this air purifier delivers refreshing air to your home. Your at home comfort can be customized on the seven segment display panel with auto mode + 3 speed settings and ultra-quiet mode on the lowest speed setting. The Intellisense air quality indicator measures the air quality 60 times per minute. It automatically adjusts the fan speed when poor air is detected and can monitor air quality 24/7. Circulates the air in a 153 sq. ft. room every 12.5 minutes or in a medium to large 743 sq. ft. room every hour, making it ideal for bedrooms, offices, basements, and other open concept spaces. Your purifier is only as powerful and effective as the filter you put inside, and our Genuine GermGuardian replacement parts are essential for maintaining product performance. Each filter or bulb is designed specifically for a particular unit. Not only will Genuine replacement parts fit like a glove, but they also have the combination technology to match. Replacement Parts: FLT4825 HEPA Filter B (plus additional specialty filters FLT4850PT, FLT4825VO, and FLT4825SM), FLT22CB4 Carbon Filter, and UV-C Bulb LB4000. *Tested with Staphylococcus Albus, and Escherichia Coli, Aspergillus Niger, and Phi-X174
Alen - BreatheSmart 45i 800 SqFt Air Purifier with Pure HEPA Filter for Allergens, Dust & Mold - Oak
Model: 101001SKU: 6464730Top comment"Great air purifier. Works as...Great air purifier. Works as promised. Auto setting does the job of adjusting air quality for you. ...Great purifiers, completely recommend--attractively designed...Great purifiers, completely recommend--attractively designed and thoughtfully packaged, slim and nice range of color/paneling options--sort of the Apple product of air purifiers."
See all customer reviewsSee all Air PurifiersProduct Description
The Alen BreatheSmart 45i is ideal for bedrooms and other rooms up to 800 sq. ft. Proven to improve sleep by and independent SleepScore Labs study, the BreatheSmart 45i emits a soothing pink noise that boosts frequencies in the lower octaves, so you wake up feeling rested. Alen air purifiers offer superior performance through the combination of a powerful fan, quiet motor, and advanced filtration technology to deliver and maximize airflow while minimizing noise. Our medical-grade filters capture particles as small as 0.1 micron, removing even the tiniest pollutants including dust, pollen, pet dander, mold spores, germs and bacteria, and more. Laser sensor technology detects when particles are present and auto-adjusts fan speed, so you don’t have to. The 5 color coded rings show your indoor air quality at a glance and let you see how Alen is working to clean the air quickly and efficiently. Get real time air quality insights, view historical trends, or control your purifier remotely using the Alen Air app. Alen air purifiers are backed by the industry’s only Forever Guarantee.Top comment"Great air purifier. Works as...Great air purifier. Works as promised. Auto setting does the job of adjusting air quality for you. ...Great purifiers, completely recommend--attractively designed...Great purifiers, completely recommend--attractively designed and thoughtfully packaged, slim and nice range of color/paneling options--sort of the Apple product of air purifiers."
See all customer reviewsSee all Air PurifiersProduct Description
The Alen BreatheSmart 45i is ideal for bedrooms and other rooms up to 800 sq. ft. Proven to improve sleep by and independent SleepScore Labs study, the BreatheSmart 45i emits a soothing pink noise that boosts frequencies in the lower octaves, so you wake up feeling rested. Alen air purifiers offer superior performance through the combination of a powerful fan, quiet motor, and advanced filtration technology to deliver and maximize airflow while minimizing noise. Our medical-grade filters capture particles as small as 0.1 micron, removing even the tiniest pollutants including dust, pollen, pet dander, mold spores, germs and bacteria, and more. Laser sensor technology detects when particles are present and auto-adjusts fan speed, so you don’t have to. The 5 color coded rings show your indoor air quality at a glance and let you see how Alen is working to clean the air quickly and efficiently. Get real time air quality insights, view historical trends, or control your purifier remotely using the Alen Air app. Alen air purifiers are backed by the industry’s only Forever Guarantee.See all Air PurifiersYour price for this item is $467.99Sold Out
Dyson - Purifier Cool PC1 - Exclusive - White/Silver
Model: 544841-01SKU: 6628955Top comment"We have been using the purifier in the Auto mode. When the purifier detects a different smell in the room, the air purifier automatically begins to speed up to filter the air through the system so we know that it is working. ...Purifier Cool PC1...Quieter than any previous models, with more air circulation. I compared to my bigger BP unit and prefer the Purifier Cool PC1. "
See all customer reviewsSee all Air PurifiersProduct Description
Dyson Purifier Cool PC1, exclusive to Bestbuy, delivers whole-room purification⁴ and powerful cooling.⁶ The fully sealed filter system captures 99.97% of microscopic allergens² and pollutants as small as 0.3 microns.¹ The whole purifier, not just the filtration system, is fully sealed to HEPA H13 grade.³ Air Multiplier technology projects over 76 gallons per second of smooth, yet powerful airflow.⁷ Connects to the MyDyson app to control and monitor air quality from anywhere, or hands-free with compatible voice services.⁵Top comment"We have been using the purifier in the Auto mode. When the purifier detects a different smell in the room, the air purifier automatically begins to speed up to filter the air through the system so we know that it is working. ...Purifier Cool PC1...Quieter than any previous models, with more air circulation. I compared to my bigger BP unit and prefer the Purifier Cool PC1. "
See all customer reviewsSee all Air PurifiersProduct Description
Dyson Purifier Cool PC1, exclusive to Bestbuy, delivers whole-room purification⁴ and powerful cooling.⁶ The fully sealed filter system captures 99.97% of microscopic allergens² and pollutants as small as 0.3 microns.¹ The whole purifier, not just the filtration system, is fully sealed to HEPA H13 grade.³ Air Multiplier technology projects over 76 gallons per second of smooth, yet powerful airflow.⁷ Connects to the MyDyson app to control and monitor air quality from anywhere, or hands-free with compatible voice services.⁵See all Air PurifiersYour price for this item is $449.99The comparable value price is $549.99Select pickup
Select shipping
Dyson - Purifier Cool TP07 - Exclusive - Black/Nickel
Model: 369806-01SKU: 6632297Top comment"My husband and I both have dust allergies. We've tried other air filters/air purifiers. But, none seemed to "do the trick". ...Dyson Purifier Cool - quiet and efficient...During both times the fan cranked up to help purify the air. The fan is quite quiet as well."
See all customer reviewsSee all Air PurifiersProduct Description
The Dyson Purifier Cool purifying fan, an exclusive to BestBuy, combines intelligent sensing with an advanced, fully sealed filtration system.⁵ It is engineered with two phases of purification so what goes inside stays inside. The HEPA filter⁴ captures 99.97% of particles 0.3 microns⁵ in size, and powerful Air Multiplier technology purifies the whole room¹ and cools you.²Top comment"My husband and I both have dust allergies. We've tried other air filters/air purifiers. But, none seemed to "do the trick". ...Dyson Purifier Cool - quiet and efficient...During both times the fan cranked up to help purify the air. The fan is quite quiet as well."
See all customer reviewsSee all Air PurifiersProduct Description
The Dyson Purifier Cool purifying fan, an exclusive to BestBuy, combines intelligent sensing with an advanced, fully sealed filtration system.⁵ It is engineered with two phases of purification so what goes inside stays inside. The HEPA filter⁴ captures 99.97% of particles 0.3 microns⁵ in size, and powerful Air Multiplier technology purifies the whole room¹ and cools you.²See all Air PurifiersYour price for this item is $649.99
Dyson - Purifier Hot+Cool HP1 - White
Model: 519311-01SKU: 6628306Top comment"The filtration and cooling on this device is excellent. We set it to "auto" and it does it's thing whenever the temperature rises or the air quality changes. ...Air purifier...Very good air purifier. Easy to use, almost silent"
See all customer reviewsSee all Air PurifiersProduct Description
Dyson Purifier Hot+Cool HP1 delivers whole-room heating⁴ and powerful cooling⁶ with purified air. The fully sealed filter system captures 99.97% of microscopic allergens² and pollutants as small as 0.3 microns.¹ The whole purifier, not just the filtration system, is fully sealed to HEPA H13 grade.³ Air Multiplier technology projects over 76 gallons per second of smooth, yet powerful airflow.⁷ Connects to the MyDyson app to control and monitor air quality from anywhere, or hands-free with compatible voice services.⁵Top comment"The filtration and cooling on this device is excellent. We set it to "auto" and it does it's thing whenever the temperature rises or the air quality changes. ...Air purifier...Very good air purifier. Easy to use, almost silent"
See all customer reviewsSee all Air PurifiersProduct Description
Dyson Purifier Hot+Cool HP1 delivers whole-room heating⁴ and powerful cooling⁶ with purified air. The fully sealed filter system captures 99.97% of microscopic allergens² and pollutants as small as 0.3 microns.¹ The whole purifier, not just the filtration system, is fully sealed to HEPA H13 grade.³ Air Multiplier technology projects over 76 gallons per second of smooth, yet powerful airflow.⁷ Connects to the MyDyson app to control and monitor air quality from anywhere, or hands-free with compatible voice services.⁵See all Air PurifiersYour price for this item is $499.99The comparable value price is $659.99Select pickup
Select shipping
Dyson - Cool Purifier PC1 - White
Model: 518970-01SKU: 6628300Top comment"Very Cool Purifier...When it comes to small appliances, like vacuum cleaners, fans, air purifiers etc Dyson cannot be beat. Dyson’s newest product called Cool Purifier PC1 is no exception. ...Great purifier & fan...No information on recommended square footage. Have purifier in room size 20'X24'. Using purifier for a week room smells like fresh air. "
See all customer reviewsSee all Air PurifiersProduct Description
Dyson Purifier Cool PC1 delivers whole-room purification⁴ and powerful cooling.⁶ The fully sealed filter system captures 99.97% of microscopic allergens² and pollutants as small as 0.3 microns.¹ The whole purifier, not just the filtration system, is fully sealed to HEPA H13 grade.³ Air Multiplier technology projects over 76 gallons per second of smooth, yet powerful airflow.⁷ Connects to the MyDyson app to control and monitor air quality from anywhere, or hands-free with compatible voice services.⁵Top comment"Very Cool Purifier...When it comes to small appliances, like vacuum cleaners, fans, air purifiers etc Dyson cannot be beat. Dyson’s newest product called Cool Purifier PC1 is no exception. ...Great purifier & fan...No information on recommended square footage. Have purifier in room size 20'X24'. Using purifier for a week room smells like fresh air. "
See all customer reviewsSee all Air PurifiersProduct Description
Dyson Purifier Cool PC1 delivers whole-room purification⁴ and powerful cooling.⁶ The fully sealed filter system captures 99.97% of microscopic allergens² and pollutants as small as 0.3 microns.¹ The whole purifier, not just the filtration system, is fully sealed to HEPA H13 grade.³ Air Multiplier technology projects over 76 gallons per second of smooth, yet powerful airflow.⁷ Connects to the MyDyson app to control and monitor air quality from anywhere, or hands-free with compatible voice services.⁵See all Air PurifiersYour price for this item is $449.99The comparable value price is $549.99Select pickup
Select shipping
Dyson - Purifier Hot+Cool HP2 De-NOx - White/Gold
Model: 544564-01SKU: 6628305Top comment"Cleans up air fantastically....While there are cheaper “box” air purifiers out there, this is definitely a style choice. ...Excellent Air Purifier...[This review was collected as part of a promotion.] This air purifier has done an excellent job of cleaning the air in our new construction home. "
See all customer reviewsSee all Air PurifiersProduct Description
Dyson Purifier Hot+Cool HP2 De-NOx delivers whole-room heating⁴ and powerful cooling⁶ with purified air. Advanced air purification captures 50% more NO₂.⁸ Removes odors and gases,¹ and continuously destroys formaldehyde.⁹ The fully sealed, 3-stage filter system captures 99.97% of particles as small as 0.3 microns.³ The whole purifier, not just the filtration system, is fully sealed to HEPA H13 grade.³ Air Multiplier technology projects over 76 gallons per second of smooth, yet powerful airflow.⁷ Connects to the MyDyson app to control and monitor air quality from anywhere, or hands-free with compatible voice services.⁵Top comment"Cleans up air fantastically....While there are cheaper “box” air purifiers out there, this is definitely a style choice. ...Excellent Air Purifier...[This review was collected as part of a promotion.] This air purifier has done an excellent job of cleaning the air in our new construction home. "
See all customer reviewsSee all Air PurifiersProduct Description
Dyson Purifier Hot+Cool HP2 De-NOx delivers whole-room heating⁴ and powerful cooling⁶ with purified air. Advanced air purification captures 50% more NO₂.⁸ Removes odors and gases,¹ and continuously destroys formaldehyde.⁹ The fully sealed, 3-stage filter system captures 99.97% of particles as small as 0.3 microns.³ The whole purifier, not just the filtration system, is fully sealed to HEPA H13 grade.³ Air Multiplier technology projects over 76 gallons per second of smooth, yet powerful airflow.⁷ Connects to the MyDyson app to control and monitor air quality from anywhere, or hands-free with compatible voice services.⁵See all Air PurifiersYour price for this item is $699.99The comparable value price is $949.99Select pickup
Select shipping
Dyson - Purifier Cool PC2 De-NOx - White/Gold
Model: 544536-01SKU: 6628301Top comment"I’ve been using the purifier for almost a week. My daughter made dinner and burnt the food, the purifier immediately went from great air quality to poor based on the smoke and toxins in the air. ...I like the smart features-like air quality monitoring and auto mode, and having a remote at my bedside. "
See all customer reviewsSee all Air PurifiersProduct Description
Dyson Purifier Cool PC2 De-NOx delivers whole-room purification⁴ and powerful cooling.⁶ Advanced air purification captures 50% more NO₂.⁸ Removes odors and gases,¹ and continuously destroys formaldehyde.⁹ The fully sealed, 3-stage filter system captures 99.97% of particles as small as 0.3 microns.³ The whole purifier, not just the filtration system, is fully sealed to HEPA H13 grade.³ Air Multiplier technology projects over 76 gallons per second of smooth, yet powerful airflow.⁷ Connects to the MyDyson app to control and monitor air quality from anywhere, or hands-free with compatible voice services.⁵Top comment"I’ve been using the purifier for almost a week. My daughter made dinner and burnt the food, the purifier immediately went from great air quality to poor based on the smoke and toxins in the air. ...I like the smart features-like air quality monitoring and auto mode, and having a remote at my bedside. "
See all customer reviewsSee all Air PurifiersProduct Description
Dyson Purifier Cool PC2 De-NOx delivers whole-room purification⁴ and powerful cooling.⁶ Advanced air purification captures 50% more NO₂.⁸ Removes odors and gases,¹ and continuously destroys formaldehyde.⁹ The fully sealed, 3-stage filter system captures 99.97% of particles as small as 0.3 microns.³ The whole purifier, not just the filtration system, is fully sealed to HEPA H13 grade.³ Air Multiplier technology projects over 76 gallons per second of smooth, yet powerful airflow.⁷ Connects to the MyDyson app to control and monitor air quality from anywhere, or hands-free with compatible voice services.⁵See all Air PurifiersYour price for this item is $649.99The comparable value price is $849.99Select pickup
Select shipping
Shopping ideas related to Auto Air Purifiers
- Air Purifier
"I got this about a month ago and I love it. I like that it has heat and cool. However, I do not like that the filters are so costly"
- Allergy Air Purifiers
"This fits my Shark Clean Sense IQ air purifier and lasts for about a year, and I leave my air purifier on 24/7"
- Bedroom Air Purifier
"The Blueair Blue Pure 411i Max is a highly efficient air purifier designed for small rooms and bedrooms up to 219 sq. ft"
- Best Selling Air Purifiers
"This filter last long 6 month. Amazon sells cheap one not Dyson brand but those are not last long…"