Best Air Purifier Of 2021

Best Air Purifier Of 2021

Last Updated on by

Best Air Purifiers Compilation Chart

Name Features Where to Buy

Alen BreatheSmart Classic Large Room Air Purifier

  • Cleans 1100 SqFt Every 30 Minutes
  • Dust and Allergy Filter
  • Advanced WhisperMax Technology
Get it on Amazon

Dyson Pure Hot + Cool HP02 Air Purifier

  • Triple Functionality
  • Auto Mode, Sleep Timer, Night-time Mode
  • Certified Asthma and Allergy Friendly
Get it on Amazon

Austin Air Bedroom Machine Air Purifier

  • Comprehensive 5 Stages of Filtration
  • True Medical Grade HEPA Filter
  • 3 Speed Settings for Fan
Get it on Amazon

LG PuriCare 360-Degree Air Purifier

  • Intelligent LED Indicator System
  • PM 1.0 Sensor
  • Cleans Air of a Large Space Up to 512 sq. ft.
Get it on Amazon

Nuwave OxyPure Large Room Air Purifier

  • Wi-Fi Capabilities
  • 5-Filter System
  • Whisper-quiet Sleep Mode
Get it on Amazon

Blueair Classic 480i Air Purifier

  • HEPASilent Technology and Mechanical Filtration
  • Dual-Protection Filters
  • Wi-Fi Enabled
Get it on Amazon

Samsung Cube Smart Air Purifier

  • 3-layer True HEPA Filtration System
  • Voice Control and Wi-Fi
  • Air-Quality Sensor
Get it on Amazon

Coway Airmega 400 Smart Air Purifier

  • Accommodate Room Sizes up to 1,560 Square Feet
  • Five Fan Mode
  • Smart Mode with Three Settings
Get it on Amazon

Dyson Pure BP01 HEPA Air Purifier & Fan

  • Personal Purifying Fan
  • LCD Display
  • Low Maintenance Filters
Get it on Amazon

Blueair HealthProtect 7470i Smart Air Purifier

  • Third-Party Verified for Medium Rooms
  • Low Energy and Noise
  • Truly Smart Features
Get it on Amazon


Let’s say you just hit luck by landing on this page in your search for the best air purifier to keep your home environment clean, especially amid the Covid-19 virus catastrophe; you won’t want to make the wrong choice.

On the ground that air purifiers are the best means to improve your indoor air quality, we have taken out time to select only the best air purifier on the current market. And particularly, from celebrated brands of air purifiers dedicated to better the air you breathe.

These air purifiers are popular for effectively filtering out triggering particles like pollen and preserving a healthy environment. Your spotlight should be on the guide we have made to help you purchase the best air purifier for your home and budget.

Best Air Purifier Buying Guide

The first point of action to buying your ideal air purifier is to keep reading this post. Then promptly zoom in on these five factors and features that will ensure you enjoy better air quality from your new air purifier.

1. Space

Before clicking on the link for your new air purifier to come home to you, ponder on the amount of space, you want the air purifier to purify to enable you to select the perfect size.

A small air purifier for desktops will do nothing in a large room, while a large air purifier might be an overdose in a tiny space. To find the right size of air purifier for your room, check for the ‘air changes per hour’ to tell you the number of times an air purifier can clean all the quantity of air in your space each hour.

2. Pollutants

Air purifiers are peculiar according to their effectiveness in purifying different air pollution from allergens, odor, dust to smoke, dust, and pet dander.

Although many air purifiers are similar across the board, some air purifiers focus on cleaning specific pollutants than others. For instance, air purifiers that are good at filtering odors are famous for their activated carbon filter. Air purifiers built to relieve allergies have multiple filters to remove indoor allergens.

Your target is to buy an air purifier that is best at filtering out pollutants particular to your home or health needs. If you are bothered about pet dander, you should not concentrate on an air purifier that is more effective at filtering out cigarette smoke. In a scenario where you want an air purifier for extensive air-quality, be vigilant for the air purifier that performs best across the board.

3. Noise Level

Similar to a vacuum cleaner, the noise level of an air purifier is indicated in decibels. In your search for the best air purifier, put into consideration the noise level of the air purifier and the room where you want to set it.

Probably you are buying an air purifier for a bedroom; you might want to select a quieter air purifier that won’t disturb your sleep even at higher speeds.

4. Filter

Air purifiers come with different types of filtration technology to target different pollutant types. There are many types of filters in an air purifier, including HEPA filter, Activated Carbon Filter, Charged Media Filter, Antibacterial and Germicidal filters, and others.

The most common are air purifiers with a HEPA filter, which is perfect for filtering out household allergens such as dust, animal dander, pollen, and other pollutants. Today, it is possible to find air purifiers with a combination of two or more filter types.

While shopping, look for air purifiers that use the standard filter for an indoor air purifier, which is the high-Efficiency Particulate Air know to remove 99.97% of all particles as small as 0.3 microns. A HEPA filter works superbly for all common particle allergens but at a price that you will be willing to change the filter repeatedly.

5. Features

If money is no problem, you can consider buying air purifiers with extra features like remote control unit, programmable timer, app integration, filters replacement indicator light, and the likes.

In a situation where you are on a tight budget, you can still get the best air purifier even without the additional features. You only have to line up other factors such as buying an air purifier that is Energy Star-rated to save you money and conserve energy.


Alen BreatheSmart Classic Large Room Air Purifier

Coverage Area: 1,100 Square Feet | Power: 105 W | Weight: 21 pounds | Dimensions: 75″ × 17.75″ × 10″ | Noise Level: 41.5-56 dB

Like many best humidifiers, this powerful air purifier comes with features to clean any area in your house that has strong odors. Thanks to the HEPA Odorcell filter which traps dust, pollen, and even larger particles like pet dander, while leaving the air you breathe clean and fresh.

Because this powerful air purifier has your comfort in mind, it comes with a whisperMax technology that makes the air purifier to run without making a lot of noise. Even if you are sound sensitive, the lowest setting of this air purifier is whisper-quiet like a faint sound in the distance.

Place this smart air purifier anywhere in your house from the master bedroom, home office, and kitchen and breathe in clean air at a whisper. Get this best air purifier if you own a pet or have a large space that stinks; the BreatheDmart Classic air purifier is capable of capturing 99% of any airborne particles.

Pros Cons
Excellent Value For Money Only Practical For Large and Extra-Large Rooms
Smart Functions  
Powerful Circulation  

Dyson Pure Hot + Cool HP02 Air Purifier

Coverage area: Large | Power: 2100 W | Weight: 8.62 pounds | Dimensions: 8.7″ × 6″ × 24.88″ | Noise Level: 64 dB

This intelligent air purifier is your best partner for all-year-round purification as it heats and cools you while automatically removing 99.97% of allergens and pollutants as small as 0.3 microns.

You will find loads of smart features to heat and cool you with purified air like voice control that allows you to take command of your Dyson Pure Hot+Cool Link with simple, spoken words. An automatic night-time mode that uses the quietest settings to monitor and purify your space and notably as well as the 360° Glass HEPA filter which captures ultrafine particles from the air from pollen to bacteria and pet dander.

Are you looking for the best air purifier with triple functionality? Settle for this superior air purifier from Dyson that purifies year-round, a cooling fan in summer, and a powerful heater in winter. A full package indeed!

Pros Cons
Rare Design Pricey Filter
Smooth Air Output  
Exceptional Cooling and Heating Combo  

Austin Air Bedroom Machine Air Purifier

Coverage area: 465 Square Feet | Power: 132 W | Weight: 45 pounds | Dimensions: 23″ × 14.5″ × 14.5″ | Noise Level: 66 dB

This sturdy air purifier comes tugging in plenty of benefits for your home and health, including strengthening your immune system, reducing dry mouths, easing coughing, and above all, keeping your bedroom free from pollution.

The medical-grade HEPA filter of this best air purifier removes 99.97% of all particles larger than 0.3 microns as the 5 stage filter protects you against a wide range of indoor air pollutants such as dust, dander, pollen, and gases.

If you suffer from sleep-related problems like night-time asthma attacks, this powerful air purifier is capable of getting you the good night’s sleep you deserve.

Pros Cons
Low Maintenance Quite Pricey
Solid Build  
High-Performance Air Purifier  

LG PuriCare 360-Degree Air Purifier

Coverage area: 512 Square Feet | Power: 85 W | Weight: 42 pounds | Dimensions: 14.7″ × 14.7″ × 42.2″ | Noise Level: 25 dB

With unique, innovative, and smart features, this peerless air purifier filters out allergens as well as improves air quality in your home with a 360° air purification that absorbs pollutants to deliver neat air. Thanks to the advanced HEPA filter that is best at trapping particles as small as fine dust and allergens.

You won’t want your clean air ruined by noise. This best air purifier operates at a whisper-quiet sound level, with no noise, only clean air. Plus, the beautiful design of this air purifier from LG can seamlessly blend with the most exquisite decor.

This matchless air purifier is a good buy if you are looking to improve the air quality of a large space in your home or office and get a fresher atmosphere.

Pros Cons
Quiet Operation Insanely Pricey
Powerful Filtration System  
Intuitive User Interface  

Nuwave OxyPure Large Room Smart Air Purifier

Coverage area: 1,000 Square Feet | Weight: 27.25 pounds | Dimensions: 14″ × 14″ × 26″

This advanced air purifier promises to help you live well and for less too, with efficient features to keep your air clean at your pace snd comfort.

With huge thanks to the five filter system, this best air purifier is capable of eliminating potentially deadly contaminants within 2hours of detection. This solidly built air purifier allows no odor to stay in the air; you get to quickly eradicate them with the six odor detection system that alerts you in real-time.

For a sound sleep, the sleep mode on this innovative air purifier automatically turns off all indicator lights for flexible fan speeds and noise levels, all to promote ideal sleeping conditions. Get this highly efficient air purifier, place it wherever you want for maximum effect and improve the quality of your life.

Pros Cons
Clean Air Delivery Rate Overpriced
360 Degree Air Intake  
Variety of Mode  

Blueair Classic 480i Air Purifier

Coverage area: 434 Square Feet | Power: 15-90 W | Weight: 42 pounds | Dimensions: 23″ × 20″ × 11″ | Noise Level: 32-52 dB

With a more airy filter, the Blueair Classic 480i air purifier brings clean, energizing air to spacious bedrooms or living rooms. The built-in air quality sensor of this brilliant air purifier makes it easy to confirm that the air is virtually free of asthma and allergy triggers and even indoor air pollutants like mold, dust, pet dander, and pollen.

The intuitive design of this durable air purifier gives you an easy-to-use control of the three different fan speeds and lets you know when it is time to change your filter. The many benefits of this best air purifier, from HEPASilent Technology to dual protection filters and Wi-Fi enabled, are well-geared to give you the air you desire.

Probably you are hunting for the best air purifier that will last for years to come, this air purifier from Blueair is made of high-quality steel and can stand the test of time with reliable performance.

Pros Cons
Smart Mobile App Loud on High Settings
Airy Filter  

Samsung Cube Smart Air Purifier

Coverage area: 310 Square Feet | Power: 35 W | Weight: 27 pounds | Dimensions: 15″ × 14.4″ × 17.2″ | Noise Level: 18-50 dB

Now you can breathe in the fresh air in your medium-sized room, thanks to this cube air purifier from Samsung with a 3-stage filtration system that sucks the dust, pet dander, and allergens out of the air.

The quiet purification system of this best air purifier allows you to get a better night’s sleep while cleaning the air without creating a cold draft throughout your bedroom. With the smart technology of this room-friendly air purifier, you can change settings using Amazon Alexa or Google Assistant; all you have to do is say the word.

Perchance you are searching for an air purifier that won’t make your bedroom stuffy; this sleek air purifier knows the full meaning of comfort and delivers it wholly.

Pros Cons
Wind-Free High Asking Price
Modular Design  
Wi-Fi Connectivity and Voice Control  

Coway Airmega 400 Smart Air Purifier

Coverage area: 1,560 Square Feet | Power: 66 W | Weight: 24.7 pounds | Dimensions: 14/8″ × 14.8″ × 22.8″ | Noise Level: 22-52 dB

The journey to a healthier life starts when you place this prime air purifier in your living space, designed to ensure your indoor air is cleaner with fewer harmful particles and unpleasant odors.

The Max2 Filter of this innovative air purifier captures and reduces up to 99.97% of particles in the air. It also reduces more than 99% of volatile organic compounds and reduces fumes such as NH3 and CH3CHO.

With the powerful dual suction, this sturdy air purifier cleans the air you breathe faster and more efficiently. If you want an air purifier that is as powerful as it is beautiful, do not by-pass this best purifier from Coway packed with leading technology and finished with an appealing design.

Pros Cons
Operates Quietly Costly Filter Replacement
Simple Maintenance  
Excellent Filtration  

Dyson Pure BP01 HEPA Air Purifier & Fan

Coverage area: small room | Weight: 5 pounds | Dimensions: 7.7″ × 9.6″ × 15.7″ | Noise Level: 37 dB      

How cool is this personal purifying fan from Dyson?!

Super cool and even cools with purified air, not dirty air. The sole aim of this best air purifier is to improve your air quality whenever you want it with a focused airflow at your fingertips. You only have to adjust the dome’s position to your preference.

The sealed filter of this stylish air purifier combines an activated carbon and glass HEPA layer to capture gases and pollutants while keeping them trapped. Keep cozy and comfortable while you rest, with massive thanks to the sleep timer you will find in this air purifier, and enjoy 70° airflow.

If you are in dire need of an air purifier that projects air precisely where you want it, buy this powerful air purifier and make it personal.

Pros Cons
Easy Filter Maintenance No Automatic Mode
Extremely Quiet  
Smooth 70 Degree Oscillation  

Blueair HealthProtect 7470i Smart Air Purifier

Coverage area: 418 Square Feet | Power: 47 W | Weight: 34.8 pounds | Dimensions: 31.5″ × 15.9″ × 15.6″ | Noise Level: 22-45 dB

An air purifier that cleans every corner of the room is a joy to owe. And this is what the Blueair HealthProtect is all about, thanks to a Unique DpiralAir technology.

This solidly designed air purifier is best at effectively lowering particle levels and help maintain a comfortable environment in your master bedroom, living room, or playroom while enjoying 24/7 protection against virus and bacteria with GermShield Technology.

The advanced filtration system of this air purifier knows how to do its job, killing 99% of germs once caught. More benefits to bask in when you purchase this premium air purifier for your home are low noise level and low energy consumption, and much more, including monitoring your air quality from the app.

Pros Cons
East Setup Lagging App
Ultra-Powerful Filtration  
Smart Features  


It is without a doubt that the best air purifier will travel a long way in creating cleaner, healthier air in your home. You can go over this post on the best air purifier a second time to boost your confidence in buying the ideal air purifier before using the buttons to purchase the one that suits you, your home, and your wallet.