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Best Air Purifier with HEPA Filter

Best Air Purifier With HEPA Filter: Buyer’s Guide 2020

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Today we will be discussing the best air purifier with HEPA filter, everything you need to know about HEPA filter air purifiers and why you should have at least one unit in your home or office.

Because there are many technologies used in producing air purifiers, and each technology targets a different problem entirely.

For that reason, you should know what each type of air purifier does before you purchase.

Our handy guide to the best air purifier for asthma and allergies features more great products like this.

This article will help you to do that.

Top 5 Best Air Purifier With HEPA Filter

Product ImageProduct NameUsers RatingProduct Price
Alen-BreatheSmart-45i-HEPA-Air-Purifier-for-RoomsAlen BreatheSmart 45i Air Purifier with True HEPA Filter4.8Check Price Now
Inofia-Air-Purifier-with-True-HEPA-Air-FilterInofia US Air Purifier with True HEPA Filter4.8Check Price Now
Winix-5500-2-Air-Purifier-with-True-HEPA3Winix 5500-2 Air Purifier with True HEPA Filter4.6Check Price Now
Honeywell-HPA300-True-HEPA-Air-PurifierHoneyWell HPA300 Air Purifier with True HEPA Filter4.4Check Price Now
LEVOIT-Air-Purifier-for-Home-Levoit Air Purifier with True HEPA Filter4.3Check Price Now

What Our Reviews Say

1. Alen BreatheSmart 45i HEPA Air Purifier

best air purifier with HEPA filter

Do you have a strong allergy for pet dander and grass pollen? And your doctor told you to get an air purifier so as to alleviate the problem, look no further. Here comes a solution to that challenge.

Alen BreatheSmart 45i True HEPA filter air purifier is an Ideal for medium, large and extra-large sized living space including living rooms, bedrooms, nurseries, laundry rooms, guest rooms, bathrooms, offices, kitchens, basement, dens and more.

The unit was developed by NASA airflow engineers, and it cleans 800sq.ft every 30minutes. Alen’s air purifier for allergy sufferers comes with a True HEPA filter that been proven to remove airborne allergies, dust, pet smells, fur household odors, dander PLUS bacteria, and mold spores.

Its HEPA silver filter includes an antimicrobial compound that helps kills airborne bacteria, germs, fungi and viruses including influenza.

You will appreciate the 4 LED color lights that come with this unit, which indicates for you the status of the air quality around you at a glance.

  • Red – This means dirty indoor air quality, high pollutants in the air.
  • Orange – Okay indoor air quality, moderate pollutants detected.
  • Green – Good indoor air quality, minimal pollutants detected.
  • Blue – Excellent indoor air quality, no pollutants detected.

This particular unit worth having in your home because

  • It removes any allergies associated with pet and pollen, dust, etc. and It uses low energy consumption. 50w on the highest speed.
  • Modern style and designer color options to fit in any of your home decors. It comes in many colors like Brushed stainless, Espresso, Graphite, Oak, Rosewood, weathered gray and white.
  • Child lock to lock display from sticky fingers.
  • Filter span 9 – 12 months cleanable pre-filter.

Be sure to check out our list of Winix Air Purifiers for more great items like this.

2. Inofia Air Purifier With True HEPA Air Filter

Best air purifier

Clean and remove dust mite, pet dander, odors, allergies, mold spores, bacteria, VOCs, pollen, hair and smoke from the air in your home with Inofia air purifier, which is design with True HEPA filter and activated carbon filter to effectively remove airborne pollutants, allergens, and bad odors

This powerful unit refreshes room air quick and efficient, for space up to 1056sq.ft. It is ideal for bedrooms, family rooms, nurseries, kitchens, living rooms, and big offices.

It features an advanced sensor, which continually analyses ambient air quality, a colored LED visual shows indoor air quality, touch the auto button to switch back and forth between auto and manual, and wifi control. This means you can control your air purifier from anywhere you’re.

Inofia True HEPA air purifier is FCC, ETL and CARB certified. You’re home air quality covered with this unit. Get yours now.

Our article on best air purifier and humidifier combo may also be your choice as it helps to add moist to the air you breathe.

3. Winix 5500-2 Air Purifier With True Filter

best air purifier with HEPA filter

As at the time of writing this article Winix Air Purifier has been bought and rated over 2,523 times on Amazon with 79% customers rating 5-star.

Protect yourself and your family from home air pollutants like dust mites, pollen mold spores, pet dander, hair, smoke, bacteria, and VOCs with Winix 5500-2 air purifier.

The unit features 4 fan speeds, which are low, medium, high and turbo; smart sensors and auto mode, which consistently monitor the air in your environment (blue, amber and red); sleep mode, which senses the amount of ambient light in the room.

Adjust the fan speed and dims the indicator light to provide a quiet clean that does not disturb sleep and filter replacement indicator, which tells you when your filter is due for replacement.

Winix 5500-2 air purifier uses 3 stages of air purification to purify your environment.

  • True HEPA filter – captures 99.97% of airborne allergies, pollen, mold spores, dust, pet dander, microbes, and smoke.
  • 2. Advanced Odor Control (AOC) Carbon filter – reduces VOCs and household odors from cooking, pet, and smoke.
  • PlasamaWave technology – breaks down odor, allergens, chemical vapors, and other pollutants.

It’s ideal for children’s rooms, family room, kitchen, medium and large rooms, up to 300sq.ft as rated by CADR.  The unit is AHAM certified.

Our handy guide to the best air purifier for asthma and allergies features more great products like this.

4. HoneyWell HPA300 Air Purifier With True HEPA

True HEPA air purifiers

Improve your air quality and neutralize odors for a clean and healthy breathing experience year-round with HoneyWell HPA300 air purifier.

It filters and circulates air in the stated room size of 465sq.ft up to 5 times an hour, removing allergens, dust, and odors. If you have allergies, pets, and stale indoor air, this air purifier is for you.

HoneyWell air purifier with True HEPA filter has been certified by AHAM for in rooms up to 465sq.ft. The CADR indicates the volume of filtered air delivered by an air cleaner.

The higher the tobacco smoke, pollen and dust numbers, the faster the unit filters the air.

Say goodbye to poor air quality and say hello to healthy lungs with this air purifier. It also the one you can control with Bluetooth, check it here.

As at the time of putting together the piece, this unit has been bought and rated over 3,028 customers on Amazon. Check it here.

5. Levoit Air Purifier With True HEPA Filter

air purifier with hepa filter

Are you on a tight budget but need a better air purifier for your home or office? The Levoit air purifier is for you.

Though the product is the cheapest among all the highlighted I can verge for it that this unit will effectively clean the air in your off dust, allergens, and smoke.

As at the time of writing this post, the unit has been bought and rated over 8,316 times to customers on amazon with the majority being positive.

This unit does not contain any component that produces ozone, and therefore it is ideal for people with asthma or any respiratory issue and children’s rooms.

It uses only pre-filter, True HEPA filter and activated carbon filter to do the cleaning.

It captures allergens, pet hair, dander, smoke, mold, odor, and large dust particles, and circulates 4 times per hour to achieve rapid purification. Featuring ultra-silent operation, filter replacement indicator and night light mode.

The complementary design makes it suitable for small and medium-sized rooms like bedrooms, offices, and dorms.

Enjoy this unit with a 2-year manufacturer warranty. It is FCC, ETL and CARB certified.

What Do HEPA Filter Air Purifier Target?

Best air purifier with HEPA filter
image credit:

Air Purifiers with HEPA filters are the best air cleaners on the market because they are the only type of air purifier that can clean and remove 99.97% of all particulate of 0.3microns form the air you breathe such as pollen, dander, dust mites, fine dust, allergies, tobacco smoke, mold spores, etc.

However, note that only HEPA filter in air purifier does not effectively remove chemicals and odors from the air but only particles. But if your need is to address chemicals and strong odors.

Then your room air purifier must also have activated carbon filters from as little as a thin mat to as much as 15 pounds to be able to eliminate strong VOCs and bad odors.

And UV light if you want to eliminate microorganisms.

HEPA Filter Classification

Though so many companies out there are placing the term HEPA Filter on their air purifier advert to convince customers and outsmart their competitors.

Just know that it could be misleading because there are three different terms associated with HEPA Filters.

The HEPA terms you’ll find when shopping your best air purifier with HEPA filter are terms such as True HEPA, HEPA like and HEPA type labels on air purifiers. And there is a huge difference between these terms.

The term True HEPA is actually the one to look out for when shopping for your best air purifiers or vacuum cleaners.

True HEPA means that the air purifier brand has met the strict standards set by the U.S Department of Energy, which affirms that the HEPA filter air purifier must be able to capture 99.97% of particles as well as 0.3microns.

On the other hand, HEPA type and HEPA like lets you know that this air purifier is inferior to a True HEPA filter air purifier.

When an air purifier is labeled HEPA type or HEPA like, this tells you that the air purifier cannot remove particles as small as True HEPA air purifier.

So always look for True HEPA Label when buying the best air purifiers for your home or office.

Furthermore, it is also important to note that True HEPA filters come in two different types.

Types Of True HEPA Filters

Degradable Filters

These are high-end air purifiers that cover larges spaces, they are made with degradable True HEPA filters and you will need to replace them every 4 to 6 months depending on the brand you bought as they wear out.

Washable Filters

These are cheaper True HEPA air purifiers that are good for small rooms and offices. Their filters are permanent, the HEPA filters can only be cleaned and use the entire lifetime of the air purifiers like the ones here.

How Does HEPA Filter Work?

How Does HEPA Filter Works

HEPA stands for “High-Efficiency Particulate Air.” It works by forcing air through a fine mesh that traps harmful particles such as pollen, pet dander, dust mites, bacteria, mold, and tobacco smoke.

Whether you need the best air purifier with HEPA filter for allergies or to address tobacco smoke, these air purifiers below will help you do that effectively. Investing in an air purifier is an important decision.

Pros and Cons Of HEPA Filters


  • True HEPA filter can clean circulated air and are able to remove 99.97% of any particle bigger than 0.3 microns. Meaning that they will keep away any debris or dust away from your lungs.
  • They do not produce or emit hazardous byproducts into the air when they’re utilized in an environment or room.
  • They’re ideal for allergy sufferers and respiratory issue patents like asthma. HEPA filter has the ability to remove most airborne particles from your home that may contribute to your adverse allergy reaction or asthma triggers.
  • HEPA filters last longer than any other air purifier filter. they last a lifetime of the air purifier except the high ends air purifiers that come with degradable filters
  • They remove most bacteria and captured solid particles are not released back into your air.
  • They’re proven and certified filter performance.


  • High end Air purifier requires their filter to be replaced every 4 to 6 months for effective work.
  • They rely on activated carbon filter to capture chemicals, smoke and odors.
  • Some pollutant smaller than 0.3 microns can escape from HEPA filters.
  • When mold and bacteria gets accumulated inside the air purifier on the HEPA filter, these organisms have the potential to grow within the filter. So if mold and bacteria are an issue in your home, it is recommended you buy HEPA air purifiers with UV light that has power to kill the microorganisms.

Effectiveness of HEPA and Non-HEPA Filters

According to, below is the chart that shows the effectiveness of HEPA filters and non-HEPA filters.

This chart below, adapted from an EPA report lists the MERV rating of filtration material corresponding to the typical contaminant that they address, along with the typical filter type found in the MERV rating group (from HEPA to “HEPA like” Filters).

Even though the MERV value is strictly performance-based, you can still derive some value from the chart below, as it gives you an indicator of the limits of certain types (e.g high efficiency pleated filters vs true HEPA filters).

Generally, HEPA is considered the equivalent of a MERV 17.

Minimum Efficiency Reporting Value (MERV)Particle Size Removal EfficiencyParticle Size and Typical ContaminantTypical Filter Type
13 ~ 1675% to 95%0.3 ~ 1 µm (micron)
Cooking oil, most smoke, insecticide dust, face powder, paint pigments
High-efficiency filters
Densely packed fibers capturing particles in air down to 0.3 µm in size. MERV of 13 brings 75% efficiency, versus a MERV of 16 with 95%.
9 ~ 1290% to 95%1 ~ 3 µm
Humidifier dust, lead dust, nebulizer drops
Pleated filters (HEPA-like, HEPA-type)
Extended surface with cotton or polyester media, usually 1 to 6 inches thick
5 ~ 835% to70%3 ~ 10 µm
Mold, spores, dust mite, hair spray, fabric protector
Throwaway Filters
Synthetic media panel filters
1 ~ 4Under 20%> 10 µm
Pollen, dust mites, sanding dust, spray paint dust, textile and carpet fibers
Throwaway Filters
Fiberglass or synthetic media panel, usually 1 inch thick
1 ~ 4Under 20%> 10 µm
Pollen, dust mites, sanding dust, spray paint dust, textile and carpet fibers
Washable Filters
Aluminum mesh, foam rubber panel
1 ~ 4Under 20%> 10 µm
Pollen, dust mites, sanding dust, spray paint dust, textile and carpet fibers
Electrostatic Filters
Passive self-charging woven polycarbonate panel


HEPA filters are able to remove 99.97% of any particulate bigger than 0.3 microns. Simply will keep away any debris or dust away from your lungs.

So if you’re looking for an air purifier that is effective at particulate removal, without emitting hazardous byproducts into the air, then air purifiers with HEPA filter are your best bet especially if your children or asthma patients in your home.

This article, the best air purifier with HEPA filter serves as a guide to you making the best choice, so if you choose any of the highlighted products above, you would have made the best decision. Good luck!

Contact us here for your questions, suggestions, and testimonials, we will be glad to attend to you. thank you for stopping by.

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