The Best Air Purifier Reviews of 2021

Are You Looking for a New Air Purifier?

Discover which air purifier is exactly what you need to improve your indoor air quality and reduce allergens!

Air Purifiers Reviewed & Compared

In This Article

You will probably agree with me if I say that:

It’s REALLY difficult to pick the best air purifier out of all the alternatives accessible!

But is it?

In this year alone… over 29 new Air Purifiers have entered the market, and we’ve reviewed all of them to work out which is the best.

All things considered, after years and many long stretches of testing and researching, we finally have concluded what makes up for the best air filtration:1 range of purification, proficiency, and upkeep.

Here you go…

The IQAir Health Pro Plus (On special until end October 2021) has all the characteristics and highlights, giving the superiority over its rivals. We love the way that the Pro clears out practically every allergen. It’s not quite the same as the Honeywell on the grounds that it offers its purchasers with 32% less. It likewise offers up to 25% more productivity and has 38% longer battery life. To make matters surprisingly better, the purifier is at present the most superior vacuum available out there. Don’t you love that?

Let me tell you this:

If you like the air of your house fresh and clean, your go-to option should be an air purifier plus humidifier that is convenient to use. Please don’t get deceived by those cheap knock-offs, and get the IQAir from our trusted top suppliers at the cheapest price we’ve been able to findas of May, 2021.

But if you are not really interested to go through all the details because you are in a rush to buy one, check out our favourite air purifiers below.

We have just updated this post to include several interesting releases that are popular at the moment. We hope that they should assist you in your journey to find the correct one for your needs.

Air Purifier Reviews


IQAir [HealthPro Plus Air Purifier] Medical-Grade Air [HyperHEPA Filter]


RabbitAir MinusA2 HEPA


Winix 5500-2


Honeywell 50250-S


Germ Guardian with True HEPA Filtration

The Top Air Purifiers of 2021

In-Depth Analysis

IQAir Health Pro Plus - Highest Rated Air Purifier for Home

IQAir Health Pro Plus

The IQAir HealthPro Plus is a high-quality, high-performance air purifier. It’s great because it comes with almost no noise and an exceptional filtration capability, which is ultimately what you want for your health. It’s so silent. You won’t even realize it’s there. The only thing you’ll notice is cleaner and fresher air.

It has the elite HyperHEPA innovation which removes particles in the air; these particles can range from infections, dust, allergens and even smoke. This filtration system is specially designed for your lungs.

It is certified to remove 99.5% of all particles, even as small as 0.03 microns. IQ Air is also an educational partner with the American Lung Association,5 so you’re sure to be well taken care of. Because they’re regularly researching, they’re in the know of what’s best for your health, and how to purify air the best way possible.

RabbitAir MinusA2 - Washable Filer Air Purifier for Room

Rabbit Air A2

If you need an air purifier but you’re worried that it’ll look bad in your stylish home, don’t fret. The stylish RabbitAir air purifier can be a great piece in any room. It’ll look fantastic! This filter will clean the air in a large room twice every hour. You’ll have clean, pure air the whole day long.

The RabbitAir has six medical-grade filters which will ensure that any odours and allergens are successfully removed. It can fit with your stylish demands and adapt to any space. How is that possible? Well, they’re equipped with attachments so you can hang them on your wall if you don’t want it taking up floor space.

Winix 5500-2 - Air Purifier with True HEPA for Smoke


The WINIX 5500-2 air purifier is excellent for any home environment, even if you think the air in your home is clean. Air is a funny thing; you can’t always see how filthy it is; you might feel it though. SO the solution to that problem is The WINIX 5500-2 air purifier. This incredible machine is here to work for you. It can trap dust, smoke, odours and volatile organic compounds which are harmful to your health, and your family’s health.

It’s perfect for purifying a large living space like your living room or your kitchen. Where some air purifiers only work well in small places, like a bedroom. This air purifier can stand proudly in your living room and make a great decorative addition. It doesn’t stand out too much, and its simple design gives it an exquisite look.

The WINIX 5500-2 air purifier has a CADR7 from AHAM8 and utilises a three filter system which features an odour-reducing filter. It also traps 99.97% of airborne viruses using a HEPA filter and exclusive technology.

Honeywell 50250-S - Portable Air Purifier for Allergies

Honeywell 50250

There are so many different types and brands of air purifiers, it might seem an impossible task to choose one. However, if you’re looking for an air purifier that can works wonders in a big room efficiently, then this is the machine for you.

The Honeywell 50250-S is a small air purifier, but it can do big work. Because It has three cleaning levels you can choose from, this machine can help reduce odours and pollutants9 in whatever size room you need it to.

The Honeywell 50250-S  air purifier has a True HEPA filter that can trap particles10 as tiny as 0.3 microns, in the end purifying 99.97% of the air that you breath in every day. It is also durable because you only need to replace it every 3-5 years. This truly is a very nice air purifier if you don’t want a big thing taking up room in your house. It’s so compact, you’ll barely notice it.

Germ Guardian - UV Air Purifier


Medically speaking, this air purifier is excellent. Doctors have even recommended it to their patients! Why? The Germ Guardian 3-in-1 captures 99.97% of residue and allergens that are present all around your home. This air purifier is ideal for allergy-sensitive people, or even people who suffer from asthma.

The medical doctors from the American Academy of Paediatrics and Immunology11 highly recommend this air purifier to allergy-sensitive people. They suggest this machine for overall improved health. Why? Because of its HEPA filtration, which is created to diminish exposure to indoor asthma triggers.

It is ideal to use in both medium to large rooms. This air purifier is about 28 inches tall and very lightweight as well, so it won’t be an intrusion in your house.

It is CADR Rated 125+ and includes a UV-C3 control and a filter indicator. This will help you determine when to clean the filter and how to maintain it. Its UV-C light12 kills unwanted germs, while the charcoal filter captures unwanted odours. Your home is sure to be extra clean, pure and healthy for your whole family’s wellbeing.

You have the option to choose from 3 different speed levels, including a low speed that runs very quiet. Otherwise, the higher levels make a little more noise, but not a lot.

Common Questions

What's The Best Air Purifier?
How Do Air Purifiers Work?
What Is An Air Purifier?
Can Air Purifiers Help with Asthma?

What to Look for in an Air Purifier?


Final Verdict

In comparing the top air purifiers, we examined each air purifier on the basis of its capability to purify, reduce allergens and toxins such as dust, mold, smoke, odours, and even pet dander.

Press A

1st Recommendation

Winning our hearts is the IQAir Health Pro Plus because of its ultra-quiet functionality and its trustworthy track record as an air purifier for allergy and asthma sufferers. 

We also love that it has the pro HyperHEPA, which can filter to at least 99.5% of all pollutants down to 0.003 microns.

2nd Recommendation

Next, you will also fall in-love with the Honeywell 50250-s True HEPA Round Air Purifier because it features a filter life indicator and 3-speed setting. And the price is quite reasonable even after all that.

Looking for a Specific Type of Air Purifier?

Do you wish to find other alternatives first before buying an air purifier? Read our other guides.

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