Best Air Filter For Asthma

33 Products Considered
43 Hours of Research
10 Experts Interviewed
304 Reviews Analyzed

I’m sure you’ll agree with me when I say this:

Buying the best air filter for asthma can be a challenge.

It can seem like there are hundreds or even thousands of home improvement products to choose from but there’s nothing that fits your specific needs. Oh, we know that feeling.

Best Air Filter For Asthma
Best Air Filter For Asthma
Honeywell True HEPA Allergen Air Purifier, Extra-Large Room, Black
  • EXTRA LARGE ROOM AIR PURIFIER: Recommended for extra large rooms (465 square feet) this True HEPA Allergen Remover Air Purifier helps capture up to 99.97 percent of airborne particles as small as 0.3 microns
  • TURBO CLEAN: With 3 air cleaning levels plus a Turbo Clean setting, this air purifier helps remove particles like pet dander, pollen, dust, mold & smoke; It also helps capture certain germs & reduce odors
  • HONEYWELL AIR PURIFIERS: Our air purifiers help remove allergens, dust & odors; If you have allergies, pets or stale indoor air, air purifiers help remove airborne particles & help improve air quality

It sucks when you’ve got a budget to fit in and you want to find something that would be the best bang for the buck, but it’s impossible to narrow down the choices without spending hours (sometimes tens of hours) on research and reading the reviews on the best air filter.

We decided that it’s time for robots to do the hard work. Here’s how:

  1. With the help of Artificial Intelligence, we analyzed hundreds of thousands (no kidding) of reviews from verified owners on Amazon and reputable expert sources like Consumer Reports, The Wirecutter, PCmag, and many others.
  2. Every product got its own rating in each category (like “best something for asthma”).
  3. We compiled lists of the best products in every category and created lists like the one you can see below
  4. We shared them with the public, so you guys could make informed decisions and save time.

For this article about the Best Air Filter For Asthma we reviewed and evaluated more than 180+ air filters. The AI (artificial) selected only those that received the top award. Only winners are listed below. You can see the highest overall rating of each item and a comprehensive breakdown of its characteristics.

Best Air Filter For Asthma – Comparison Table

air filter Reviews and Buying Guide

With more choices than ever, it can be hard to find the air filter that’s right for you. And it can be frustrating to shop for the best air filter for asthma, hoping to find the one that can help you. But don’t worry. With our tools and guides, we can help.

We provide consumers with the information they need to get the most out of their new purchases. We’ve discussed our favorite deals and services, and sorted out the strengths and weaknesses of each variation. We’ve even pinpointed what makes a good air filter, helping you identify and avoid the pitfalls of price gimmicks and overpriced home improvement brands.

808 Reviews
  • Advanced HEPA filtration with six stages of purification and deodorization
  • 5 Year Warranty
  • Odor Remover customized filter: Traps and reduces odors from pets, cigarettes and cigars, cooking and mildew.
  • The MinusA2 is designed to either stand alone or to be mounted on the wall.
  • Room coverage up to 815 sq. ft.
2,119 Reviews
  • True HEPA filter captures 99.97% of airborne pollutants; dust mites, pet dander, pollen and other allergens as small as 0.3 microns
  • Washable AOC Carbon Filter, made from activated carbon granulars for removal of household odors. Decibels 27.8 dB
  • PlasmaWave acts as a permanent filter to safely break down odor, allergens, chemical vapors and other pollutants with no harmful ozone
  • Smart Sensors gauge the air and our Auto Mode adjusts the fan to filter the air as needed; with a sleep mode for silent night time operation
  • CADR rated for 360 square feet room size. Suitable for medium and large rooms; kids bedrooms, family rooms and kitchens
559 Reviews
  • Higher Purify Performance: Use the Core 300 to fill your environment with crisp, clean air. Its Vortexair Technology creates a stronger air flow, AHAM Certified CADR number is 230+m3/h, allowing it to cover up to 215 sq. ft. AC 120V/60HZ for USA and Canada
  • Improved Filtration: With larger expansion area and longer length than others, the HEPA filter works with ultra-fine Pre-filter and activated carbon filter, trapping 99. 97% of fine particles as small as 0. 3 microns and large pollutants such as pollen, dust, pet dander, smoke
  • Most Silent Air Cleaner: The noise level is nearly voiceless at sleep mode with only 24db, its QuietKEAP Technology reduces noise so you can sleep in a restful and soothing indoor environment
  • Ultra-long Service Life: The AC capacitor motor uses durable high-precision bearing, and excellent internal structure increases abrasion resist, which obviously extends the life of machine
  • Full Certified for Safer: AHAM Verified, is the Association of Home Appliance Manufacturers, Complies with California air resources board(CARB) for indoor cleaning devices. Also Energy Star Verified, FCC certified, ETL listed, CA PROP 65 certified
  • Ozone Free: Levoit air purifiers avoid using UV/Ion light, an air cleaning method that research has shown can produce harmful ozone and secondary pollution
2,303 Reviews
  • Coway Mighty (AP-1512HH) is designed to accommodate room sizes up to 361 sq.ft (CADR: Dust 246 / Pollen 240 / Smoke 233 cb. ft.).
  • 4 Stage Filtration System (Pre-filter, Deodorization filter, True HEPA filter, Vital Ion) captures and reduces up to 99.97% of particles 0.3 microns in the air, including pollen, pollutants and other allergens. It also reduces volatile organic compounds and reduces odor.
  • Coway Mighty pollution sensor communicates indoor air quality in real-time. The brightly colored LED lets you know how clean or dirty your indoor air is every minute of the day. And it features a timer, and filter lifetime indicator.
  • Fan speeds available in 1, 2, 3 stages by manually setting up. While auto mode automatically optimizes the speed setting 1 through 3 based on the level of indoor air quality. When no pollution is detected for 30 minutes, the fan will automatically stop and set as Eco mode to save energy.
  • Timer feature allows the machine to run 1/4/8 hours before automatically powering off.
  • Filter replacement indicator checks both Pre-filter and HEPA filter respectively to let users be aware of when to wash or replace the filter.
439 Reviews
  • YOU’LL RECEIVE: 1 Breathe Smart Classic Air Purifier, 1 HEPA-Pure filter best for removing allergens, pet dander, and dust
  • INNOVATIVE DESIGN: Diverse panel options that fit seamlessly into your home, no matter your style
  • POWERFUL COVERAGE: Breathe Smart Classic is perfect for family rooms and other large, open-concept spaces up to 1100 SqFt
  • RESTFUL SLEEP: Generates soothing white, pink, red noise that gently masks disruptive sounds for a peaceful night’s sleep
  • PURE AIR FOR LIFE: We understand things happen, which is why Alen offers the industry’s first and only Lifetime
2,303 Reviews
  • Coway Mighty (AP-1512HH) is designed to accommodate room sizes up to 361 sq.ft (CADR: Dust 246 / Pollen 240 / Smoke 233 cb. ft.).
  • 4 Stage Filtration System (Pre-filter, Deodorization filter, True HEPA filter, Vital Ion) captures and reduces up to 99.97% of particles 0.3 microns in the air, including pollen, pollutants and other allergens. It also reduces volatile organic compounds and reduces odor.
  • Coway Mighty pollution sensor communicates indoor air quality in real-time. The brightly colored LED lets you know how clean or dirty your indoor air is every minute of the day. And it features a timer, and filter lifetime indicator.
  • Fan speeds available in 1, 2, 3 stages by manually setting up. While auto mode automatically optimizes the speed setting 1 through 3 based on the level of indoor air quality. When no pollution is detected for 30 minutes, the fan will automatically stop and set as Eco mode to save energy.
  • Timer feature allows the machine to run 1/4/8 hours before automatically powering off.
  • Filter replacement indicator checks both Pre-filter and HEPA filter respectively to let users be aware of when to wash or replace the filter.
807 Reviews
  • Air purifier features true HEPA filter with aerasafe antimicrobial treatment and carbon filter for four-stage filtration process that captures 99.97% of airborne particles
  • An odor Eliminator that also captures mold, dust, germs and smoke-ideal for allergy and asthma sufferers. Filter type: carbon. True HEPA with aerasafe antimicrobial treatment
  • Automatic air purifier performance with aerasmart sensor that monitors the Air quality and automatically adjusts the fan speed to keep your air purified
  • Certified asthma & allergy friendly by the asthma and allergy foundation of America
  • Recommended for Large sized rooms from 300 to 600 square feet. Power supply AC 120V/60Hz
396 Reviews
  • #1 Rated Room Air Purifier for Allergies & Asthma
  • Proven Medical-Grade Air Filtration: 100x more effective than HEPA air purifiers
  • Only IQAir’s exclusive HyperHEPA filters stop ultrafine particles (down to 0.003 microns)
  • Powerful filtration: covers a room size up to 1,125 sq ft (104.5 sq m)
  • Direct purchases from the manufacturer will require a signature to acknowledge receipt upon delivery.
155 Reviews
  • Ideal for Allergies and Pet Owners: The preliminary filter traps pet fur, hair, and lint. The True HEPA filter captures 99. 97% of airborne particles as small as 0. 3 microns such as pet dander, pollen, mold spores, dust, and germs. Lastly, the activated carbon filter adsorbs odors from pets, cooking, and wildfire smoke.
  • Effective for Large Rooms: The LV-H134 purifies air in 1170 ft² rooms in 30 minutes and 710 ft² rooms in only 18 minutes, making it perfect for living rooms, bedrooms, offices, kitchens, or even the whole house.
  • Smart Auto Mode: Detecting particles in the air with a smart laser sensor, the LV-H134 reports an accurate mass per volume (µg/m³) reading within 30 seconds and automatically adjusts fan speed settings to respond to current air quality.
  • Powerful 360° Suction: The LV-H134 draws in contaminated air from all sides and pushes filtered air out the top of the unit, cleaning the air you breathe more quickly and efficiently.
  • Save Energy: With a rated power of 45W, the LV-H134 uses less energy than similar air purifiers, costing only $1. 36 per month / $0. 18 per kWh even when being used 24 hours a day.
  • Quiet Environment: Filter the air with a near-silent noise level of 25dB on Sleep Mode for a restful and soothing indoor environment.
2,844 Reviews
  • EXTRA LARGE ROOM AIR PURIFIER: Recommended for extra large rooms (465 square feet) this True HEPA Allergen Remover Air Purifier helps capture up to 99.97 percent of airborne particles as small as 0.3 microns
  • TURBO CLEAN: With 3 air cleaning levels plus a Turbo Clean setting, this air purifier helps remove particles like pet dander, pollen, dust, mold & smoke; It also helps capture certain germs & reduce odors
  • HONEYWELL AIR PURIFIERS: Our air purifiers help remove allergens, dust & odors; If you have allergies, pets or stale indoor air, air purifiers help remove airborne particles & help improve air quality
  • FILTER & CIRCULATE: Honeywell Air Purifiers filter & circulate air in the stated room size up to 5 times an hour; Breathe easy knowing the air in your home is fresher & cleaner with fewer allergens
  • HONEYWELL QUALITY: Improve your air quality & neutralize odors for a clean & healthy breathing experience year round with Honeywell replacement filters for air cleaners & purifiers
  • Compatible for Honeywell Models: HA/HPA300 series, HPA304 series, HPA8350 series models
470 Reviews
  • Air purifier features True HEPA filter with AeraSafe antimicrobial treatment and carbon filter for four-stage filtration process that captures 99.97% of airborne particles
  • An odor eliminator that also captures mold, dust, germs and smoke-ideal for allergy and asthma sufferers
  • Automatic air purifier performance with AeraSmart Sensor that monitors the air quality and automatically adjusts the fan speed to keep your air purified
  • Certified asthma & allergy friendly by the Asthma and Allergy Foundation of America. Material Type: ABS
  • Recommended for small sized rooms from 100 to 200 square feet
3,636 Reviews
  • 3 FILTRATION STAGES: Permanent true HEPA filter captures dander & airborne particles plus 2 replaceable carbon zeolite filters to target pet odors plus a pre filter for pet hair and larger particles
  • HIGH PERFORMANCE TRUE HEPA GRADE FILTER: Captures 99.97 percent of pet dander, dust, dust mites, pollen, and mold/mildew spores as small as 3 microns from the air
  • REDUCES ODORS: 2 activated carbon zeolite filters help reduce unwanted household odors from pets, smoke, and more
  • QUIET AND POWERFUL: Use Whisper Clean for extra quiet operation at night, the Medium setting or the Quick Clean setting for more powerful air cleaning
  • EASY TO CLEAN: Permanent HEPA Filter can be vacuumed clean; no replacement filters to buy
  • VERSATILE AIR CARE THAT FITS ANYWHERE: Position the unit vertically or horizontally to best fit in your bedroom, nursery, hallway or living room at home or at the office up to 140 square feet
11,317 Reviews
  • 3 IN 1 AIR PURIFIER FOR HOME True HEPA air filter reduces up to 99.97percentage of harmful germs, dust, pollen, pet dander, mold spores, and other allergens as small as .3 microns from the air
  • KILLS GERMS UV C light helps kill airborne viruses such as influenza, staph, rhinovirus, and works with Titanium Dioxide to reduce volatile organic compounds
  • TRAPS ALLERGENS Pre filter traps dust, pet hair, and other large particles while extending the life of the HEPA filter
  • REDUCES ODORS Activated charcoal filter helps to reduce unwanted odors from pets, smoke, cooking fumes, and more
  • QUIET OPERATION The lowest setting can be used as gentle white noise at night for a quiet, restful sleep
  • SETTINGS Choose between 3 speed settings and an optional UV C light
71 Reviews
  • #1 Rated room air purifier for multiple chemical sensitivity (MCS) & tobacco smoke
  • Proven medical-grade air filtration: 100x more effective than HEPA air purifiers
  • Only IQAir’s exclusive HyperHEPA filters stop ultrafine particles (down to 0.003 microns)
  • Powerful filtration: covers a room size up to 1,125 sq ft (104.5 sq m)
  • Direct purchases from the manufacturer will require a signature to acknowledge receipt upon delivery.
29 Reviews
  • Ideal as a large room air purifier for home, office, laboratories for dust, smoke, asthma, mold, pets and allergies
  • Made in usa. Medical grade filters. Top notch, super quiet German motor. Have confidence since Oransi filters were rated #1 in the only comprehensive university study always of air cleaners
  • Same filters used in hospital operating rooms, clean rooms, the nuclear industry, containment units, laboratories, and pharmaceuticals. Power : 83Watts, 120Volt/60
  • What's in the box: ej air purifier, installed filters, and user manual. Note: to increase odor removing effectiveness we use a softer carbon. In shipping if the box has excessive vibrations it's possible for there to be carbon dust on the front cover. To clean, simply wipe with a lightly damp cloth. The carbon filter can be lightly vacuumed, especially if it collects a lot of dust or pet hair
  • Ul certified. Best for bedroom, office, living room, basement - small to large sq. ft. rooms

Price

If you buy a quality, top of the line air filter from a reliable brand and pay top dollar for it, you can be assured that it will perform to your liking.

Some price-conscious users seek out the cheapest products in the market to save money. These users want to make sure they get the best value at the lowest price without being scammed.

Other users simply want to get the best products and don’t care much about price.

We rated our top air filter list based on the quality first and only then price. So if you’re not sure whether you can afford an item, just click “Buy on Amazon” and check the price.

Last update on 2020-01-11 at 13:32 / Affiliate links / Images from Amazon Product Advertising API

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