The Best Air Purifiers for Odor Removal

When speaking of air filtering, the aspect of bad odors comes into the discussion because air impurities which cause a bad scent are responsible for ruining the air quality. The air purifiers that manage to remove the impurities which cause unpleasant smells are the most efficient weapons in achieving a clean and fresh air. The following models are at the forefront of the field due to their innovative air filtering features.

Top 6 Air Purifiers for Odor Removal Comparison

Image Product Price
Blueair Classic 605 Image
Best Model

1. Blueair Classic 605

  • SmokeStop filter features activated carbon and effectively eliminates unpleasant odors originating from smoke, food, pets, mold, and VOCs
  • Handles clearing the air of approximately 99.97% of air pollutants
  • Recommended for use in areas of approximately 775 square feet
  • 3 speed control options
  • Clean air delivery rate of 500 cubic feet per minute for smoke
  • Low energy consumption – 15 to 100 watts
  • Accompanied by a 5-year warranty
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Alen BreatheSmart Image
Editor’s Choice

2. Alen BreatheSmart

  • HEPA-OdorCell filter option for effective removal of smoke and heavy smells
  • Removes up to 99% of particles bigger than 0.3 microns
  • Ideal for rooms and spaces of up to 1100 square feet
  • Features a 4-speed fan
  • CADR rated 300
  • Energy Star certified due to low energy consumption
  • Generous lifetime warranty
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MBM ideal. AP40 Image

3. MBM ideal. AP40

  • Carbon anti-odor filter ensures an effective removal of unpleasant odors
  • Filters 99.9% of harmful particles as small as 0.3 microns
  • Recommended for use in areas of up to 400 square feet
  • 5 levels of fan speeds you can choose between
  • High CADR rating
  • Certified by Energy Star for its efficiency
  • Covered by a 1-year warranty
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Winix FresHome P450 Image

4. Winix FresHome P450

  • True HEPA filter removes airborne particles; Carbon pre-filter removes unpleasant smells; PlasmaWave technology breaks apart unpleasant smells and allergens at a molecular level
  • Captures 99.97% of airborne pollutants as small as 0.3 microns
  • Designed for use in rooms of up to 450 square feet
  • Features 4 fan speeds to choose from
  • CADR rated 290+
  • Energy Star qualified for exceptionally low energy consumption
  • Accompanied by a 3-year warranty
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Honeywell HPA300 Image

5. Honeywell HPA300

  • True HEPA filter captures airborne allergens; Carbon pre-filter removes smells and VOCs
  • Captures up to 99.97% of microscopic allergens as small as 0.3 microns
  • Designed for use in spaces of up to 465 square feet
  • Offers 3 air cleaning levels to choose from
  • CADR rated 300
  • Energy Star qualified for low energy usage
  • Comes with a 5-year warranty
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GermGuardian AC5250PT Image

6. GermGuardian AC5250PT

  • True HEPA filter removes allergens; Pet Pure treatment inhibits growth of odor-causing bacteria; UV-C light kills airborne bacteria and viruses; Charcoal filter reduces common odors
  • Captures and removes up to 99.97% of airborne particles as small as 0.3 microns
  • Ideal for large sized rooms
  • Offers 5 speed settings to choose from
  • CADR rated 125+
  • Energy Start certified for high energy efficiency
  • Backed up by a 5-year warranty
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Odor Removal Air Purifiers Reviews


Blueair Classic 605

The True HEPA air filtration system the 605 model from Blueair features makes it highly effective at combating indoor air pollution. Equipped with a SmokeStop filter with activated carbon, it is unbeatable when it comes to reducing unpleasant odors and leaving behind a fresher and cleaner air for you to breathe. For ultimate convenience in use, we recommend you install the Blueair Friend app to remotely control the air purifier.
Its advantages:

  • Blueair Friend app allows remote control of the purifier’s settings
  • Ozone reducing capabilities
  • HEPASilent technology ensures a quiet experience when using the purifier

Alen BreatheSmart

Besides looking fabulous, this air filter has added benefits, including the powerful odor reduction technology. The HEPA filter has been upgraded with the OdorCell technology which provides more efficiency in removing unpleasant smells, bacteria which can worsen the air smell, pet dander, and smoke. In addition, the purifier includes an air sensor which monitors the air quality and turns the device on and off as needed.
Its advantages:

  • Improved HEPA filter
  • Great performance in rooms as large as 1,100 sq. ft
  • Air sensors adjust air filtering and control the energy consumption

MBM ideal. AP40

The AP40 features highly effective filtering technologies, like the antimicrobial true HEPA filter, the CleanCel pre-filter which purifies the air, and the carbon filter that effectively destroys unpleasant odors. Also, it features the PlasmaWave technology which ensures viruses will be killed, guaranteeing a safe air indoors.
Its advantages:

  • PlasmaWave technology kills viruses, germs, and bacteria
  • Sensor system allows it to operate in the automatic mode
  • Features a color-coded LED indicator that shows the air quality indoors

Winix FresHome P450

Another great model that can get rid of bad smells is this model from Winix which is based on an innovative technology called PlasmaWave. This ingenious technology breaks air particles to molecular levels, making it easier to remove impurities that cause the bad smell. It provides great efficiency in fighting dampness and mold so the air will no longer have the heavy dull air smell.
Its advantages:

  • Air ionizing properties for a cleaner indoor air
  • Innovative PlasmaWave technology removes even the smallest air particles
  • Efficient HEPA filter can capture 99.97% of air contaminants

Honeywell HPA300

The efficiency of the Honeywell HPA300 air purifier for odor removal in removing common household smells relies on the True HEPA filter and the carbon prefilters which can capture odor particles. The prefilters act as a shield for the more demanding HEPA filter and retain the larger impurities, including pet hair and dander. One of the prefilters can even control gas smells in the air for a fresher ambiance. Moreover, the HEPA filter can collect the particles from cooking smells, smoke, or mold spores, thus improving the air quality and freshness.
Its advantages:

  • Honeywell HPA300 includes 2 prefilters and a HEPA filter for increased efficiency
  • It comes with different operating levels to adjust it according to the air filtering needs
  • Long lifespan of the HEPA filter – needs to be replaced only once a year

GermGuardian AC5250PT

Without a doubt, this is a great odor removal air purifier to choose when you want to freshen the air indoors. This unit is packed with some efficient features which guarantee a complete cleaning of the air, starting with the combination of a HEPA filter and a carbon filter that can remove even the smallest air contaminants. In addition, the air purifier for odor removal comes with a Pet Pure treatment feature which removes odor-causing bacteria, mold spores, and mildew smell. The UV-C light completes the process with a thorough sanitation of the air.
Its advantages:

  • Compact design makes it great for any room size
  • Advanced air cleaning technologies maximize its power in removing air odors
  • Helpful UV-C light enhanced with Titanium Dioxide kills bacteria, germs, and viruses

What Causes Unpleasant Household Odors

Entering a room that has an unpleasant smell is a nightmare, especially if you can’t figure out where the smell is coming from. Fortunately, with the addition of an air purifier which specializes in odor removal, you won’t have to worry you might enter a room and find that it smells weird. Generally, there are some common causes for unpleasant household smells, and if you want to find out what these causes are, you should check out the following lines.

  • Smoke

  • If you are a smoker or someone else who lives in your home is, the smoke from the cigarettes will embed in the walls and carpets, and it will linger in the air, making the house smell awful. Worst of all, there are thousands of cancerogenic chemicals which are released into the air because of cigarette smoke, chemicals that can do a great deal of damage to your health. Fortunately, with the addition of an air purifier for odor removal, you won’t have to worry about the smell or the harmful effect of the chemicals that are released because they will be removed from the air effectively.

  • Pets

  • No matter how clean you think your pet is, it’s surely one of the causes of the unpleasant smell indoors. After all, you’re not there every second of the day to clean after the animal when it does its business, and in case it finds the rug to be the ideal place to do them, the smell will linger even after you clean it. Also, animals, especially dogs, tend to smell bad after they get wet or dirty from playing outside, a smell they bring inside if they sleep in the house.

  • Sink Pipes

  • When the sink is obstructed, a sour smell will be released in the air from the drain. Although a purifier will remove the unpleasant smell effectively, you still have to dissolve the clog to get rid of this issue. Therefore, in case there are unpleasant smells in rooms like the kitchen or the bathroom, rooms where you have sinks, make sure you check the pipes.

  • Cooking

  • A room where unpleasant smells are inevitable if you don’t have a great performing unit of this kind that specializes in odor removal is the kitchen. The reason why these smells are almost permanent is obvious, the foods you prepare causing them. Of course, you shouldn’t stop cooking just because unpleasant smells will invade the kitchen, but rather place the device in the room to eliminate them.


Best Air Filtration System for Odor Removal Brands

A quality air purifier for odor removal is a necessary investment for a lot of people, especially for those who have smokers or pets in their households. But how do you determine what air purification system is the best purchase for you to make? A great indicator of a quality product is the fact that it’s manufactured by a respected and trusted brand, so in this section of the article, we will focus on the top brands that design and sell odor removing air filtration systems.

  • Alen

  • Alen is a brand known for the determination put into the manufacturing process of the high-end air purifiers it sells. The company focuses on constantly researching and developing new and effective technologies so the purifiers you end up buying from it won’t only serve you well but stick by your side for many years as well. The best piece of evidence of the company’s trustworthiness and passion for this domain is the fact that it backs up all the products it sells with a stunning lifetime warranty.

  • Honeywell

  • Like many brands out there, Honeywell has extended its reach on numerous markets, manufacturing high-quality products which help improve the quality of people’s lives. Best of all, this company does its best to avoid damaging the environment during the manufacturing processes, using “green” methods when putting together the products. If you’re looking for a top-notch air filtration system that is going to help you get rid of unpleasant indoor odors, this is one of the top companies we recommend you purchase from as it delivers durable, reliable, safe, and dependable products.

  • GermGuardian

  • Undoubtedly, GermGuardian is one of the biggest and most recognizable names on the air filtration systems market. The company makes it a point to innovate the market with each and every air purifier it releases, thus reaching the main goal that has been set when it was founded, more precisely to create a healthier, safer and happier environment for people to live in. If you plan to buy a system manufactured by this brand, you will be pleasantly surprised by the wide variety of options it offers and by the versatility of the price range.


How We Rated the Filtration Systems

Are you wondering why we ranked the odor removal air purifiers the way we did? Then read this section of the article to find out what are the ratings that influenced our rankings the most. Knowing more about our rating system will allow you to form a better idea of what you should look for when making this purchase as well, so don’t skip this section of the article!

  • Filter Quality

  • For an air purification system to be able to effectively remove unpleasant indoor odors, it must feature high-quality filters and it should come with activated carbon technologies as well. As the BratheSmart model features the highest quality filter, more precisely the HEPA-OdorCell model that actually specializes in odor removal, we rated this model better than the others as it does a superior job at eliminating smoke and other heavy odors from the air.

  • Maximum Recommended Room Size

  • The quality of an odor removal air purification system greatly depends on the surface it can cover as well, a fact we are well aware of. After all, the unit should be able to handle clearing the air of unwanted smells in small rooms as well as in large rooms seeing how you will most probably move it from one room to another. The BreatheSmart system produced by Alen scored the highest when it came to this segment as well, being capable of purifying the air in a room as large as 1100 square feet without a problem.

  • Pollutant Removal Efficiency

  • For the air to be cleared of all unpleasant odors, the filtration system must be capable of eliminating the pollutants lingering in it. As you can see, all of the models featured in our top are capable of removing more than 99 percent of the pollutants and contaminants lingering in the air indoors, thus meaning they all do a very effective job at eradicating the source of the bad smell.

  • CADR Rating

  • The CADR rating stands for the clean air delivery rate the air purification system boasts. A quality air purifier for odor removal should score high when it comes to the smoke CADR rating it receives. The rating received by the purifiers greatly affected our final ranking. As you can see, we took into consideration the efficiency of the filters, giving the Alen BratheSmart and the Honeywell HPA300 higher ratings when it came to this aspect as they both boast a 300 CADR rating.

  • Energy Star Certification

  • The filtration system you use must be certified by Energy Star in order to ensure you won’t end up paying too much money for operating it. Due to the fact that we want you to invest in a product that won’t only meet all of your expectations but one that you will find a pleasure and not a burden to operate, we chose only purifiers which boast Energy Star certification. Thus, regardless of the model you go with, you won’t end up paying too much money when the bills come even if you operate it non-stop.


Frequently Asked Questions


?Can indoor odors present a threat to my health, or are they simply an inconvenience?
While most consider getting rid of unpleasant indoor odors solely for the inconvenience they present, making their homes less habitable, the truth of the matter is certain odors have a dangerous provenance, so your health is directly affected if you do not get rid of them. The perfect example is the smoke odor as there are up to 70 different pollutants in the fumes released by cigarettes, fumes that leave behind a dreadful smell and present a danger to your health as well.

?Does any of the CADR ratings boasted by an air purifier indicate its effectiveness when it comes to the removal of unpleasant odors?
Yes, the smoke CADR rating an air purification system boasts shows how effective it is when it comes to the removal of smoke smell indoors. Seeing how smoke is one of the main culprits when it comes to unpleasant odors in homes, it is important to invest in an air purification system offering as high of a CADR rating for smoke as possible if you want to make sure the unpleasant smell will not bother you anymore.

?What are the common causes of indoor odors?
Commonly, unpleasant indoor odors appear due to the following causes – pets, cigarettes, sink pipes, and cooking. Obviously, you cannot get rid of most odor sources and causes, but what you can do is rely on the help provided by an air purifier which specializes in the removal of odors to keep the air indoors permanently smelling clean and fresh.