15 Best Air Filters

We have analyzed 884 products and 4467 reviews to bring you the best possible air filters. Read on to learn more which air filters is the best and why. In today’s fast-paced world, shopping for the right air filters can be a daunting task. With a plethora of options available, it’s easy to get overwhelmed and end up making a purchase you might regret later. Fear not, as we’ve put together this comprehensive buying guide to help you navigate the world of air filters and make an informed decision that suits your needs and preferences.

TOP air filters Ranked:

SaleRanked #1
Filtrete 20x25x1 Air Filter, MPR 300, MERV 5, Clean Living Basic Dust 3-Month Pleated 1-Inch Air Filters, 6 Filters
  • MAKE YOUR HOME YOUR SANCTUARY: 6-pack of 3-month pleated Filtrete 20x25x1 MPR 300 AC Furnace Air Filter helps capture unwanted particles from your...
  • DIFFERENT FROM NOMINAL SIZE: Slightly different from the nominal size, this air filter’s exact dimensions are 19.69 x 24.69 x 0.81
  • EXCLUSIVE TECHNOLOGY: Designed with exclusive Filtrete 3-in-1 technology to pull in and trap unwanted particles, allowing cleaner air to flow through
  • COUNTLESS PARTICLES: With a 300 MPR and MERV 5 rating, your Filtrete Filter will help capture many particles from the air passing through it
  • VERSATILE USES: Works for changing the air filters in your furnace, air conditioner/heating system or HVAC system
  • CHANGE YOUR FILTER OFTEN: For optimal performance, make sure to change your filter at least once every 90 days
  • SUBSCRIBE AND SAVE: On your first order, simply click on Subscribe and Save" to set up your delivery schedule and save up to 10% on your orders
SaleRanked #2
Filtrete 20x25x1 Air Filter, MPR 1000, MERV 11, Micro Allergen Defense 3-Month Pleated 1-Inch Air Filters, 2 Filters
  • MAKE YOUR HOME YOUR SANCTUARY: 2-pack of 3-month pleated 1” Filtrete 20x25x1 MPR 1000 AC Furnace Air Filter helps capture unwanted particles from...
  • DIFFERENT FROM NOMINAL SIZE: Slightly different from the nominal size, this air filter’s exact dimensions are 19.69 x 24.69 x 0.81
  • EXCLUSIVE TECHNOLOGY: Designed with exclusive Filtrete 3-in-1 technology to pull in and trap unwanted particles, allowing cleaner air to flow through
  • COUNTLESS PARTICLES: With a 1000 MPR and MERV 11 rating, your air filter will help capture many microparticles from the air passing through it
  • VERSATILE USES: Works for changing the air filters in your furnace, air conditioner/heating system or HVAC system
  • CHANGE YOUR FILTER OFTEN: For optimal performance, make sure to change your filter at least once every 90 days
  • SUBSCRIBE AND SAVE: On your first order, simply click on Subscribe and Save" to set up your delivery schedule and save up to 10% on your orders
Ranked #3
Filtrete 20x20x1 Air Filter, MPR 300, MERV 5, Clean Living Basic Dust 3-Month Pleated 1-Inch Air Filters, 6 Filters
  • MAKE YOUR HOME YOUR SANCTUARY: 6-pack of 3-month pleated Filtrete 20x20x1 MPR 300 AC Furnace Air Filter helps capture unwanted particles from your...
  • DIFFERENT FROM NOMINAL SIZE: Slightly different from the nominal size, this air filter’s exact dimensions are 19.69 x 19.69 x 0.81
  • EXCLUSIVE TECHNOLOGY: Designed with exclusive Filtrete 3-in-1 technology to pull in and trap unwanted particles, allowing cleaner air to flow through
  • COUNTLESS PARTICLES: With a 300 MPR and MERV 5 rating, your Filtrete Filter will help capture many particles from the air passing through it
  • VERSATILE USES: Works for changing the air filters in your furnace, air conditioner/heating system or HVAC system
  • CHANGE YOUR FILTER OFTEN: For optimal performance, make sure to change your filter at least once every 90 days
  • SUBSCRIBE AND SAVE: On your first order, simply click on Subscribe and Save" to set up your delivery schedule and save up to 10% on your orders. FOR...
Ranked #4
Simply Filters 20x20x1 MERV 8, MPR 600 Air Filter (6 Pack) - Actual Size: 19.75"x19.75"x0.75" HVAC, AC Furnace, Replacement, Return Air Pleated Filter
  • Universally Compatible: Measuring 20" x 20" x 1", with an actual size of 19.75"x19.75" x 0.75", Simply Filters works with almost any brand. Comparable...
  • Cleaner Air Everywhere: Capture dust, mold, pet dander, pollen and auto exhaust in homes, offices, schools, hospitals, and commercial spaces, trapping...
  • Advanced Pleated Technology: With a higher pleat count than most retail, our meticulously crafted filters offer superior capture coverage, optimizing...
  • Long-lasting Filtration & Easy Installation: Enjoy up to 3 months of resilient filtration. Hassle-free replacement for air conditioning units or HVAC...
  • Made in USA: Our filters are made using 100% American components, including recycled materials, ensuring superior performance and quality. Experience...
SaleRanked #5
Aerostar 20x20x1 MERV 8 Pleated Air Filter, AC Furnace Air Filter, 6 Pack (Actual Size: 19 3/4" x 19 3/4" x 3/4")
  • Nominal size: 20x20x1; Actual size: 19 3/4" x 19 3/4" x 3/4"; This MERV 8 filter is comparable with MPR 600 & FPR 5.
  • Designed to filter microscopic particles such as lint, dust mites, spores, and pollen
  • Simple to install and a cost-effective step towards a healthier home environment. For best results, change your filters every 60 to 90 days but...
  • 100% synthetic electrostatic media for high efficiency with low air flow resistance
  • Manufactured by Filtration Group, a world-leading manufacturer and supplier of filtration solutions making the world safer, healthier & more...
Ranked #6
LEVOIT Air Purifier for Home Allergies Pets Hair in Bedroom, Covers Up to 1095 ft² by 45W High Torque Motor, 3-in-1 Filter with HEPA sleep mode, Remove Dust Smoke Pollutants Odor, Core300-P, White
  • A 45W long-life high-torque motor, a versatile 8.7" x 8.7" x 14.2" size, a 7.48 lb weight, a 141CFM CADR and up to 1095 ft² of purification area for...
  • 𝐇𝐈𝐆𝐇 𝐏𝐄𝐑𝐅𝐎𝐑𝐌𝐀𝐍𝐂𝐄: Enjoy fresh air in minutes with the Core 300-P Air Purifier ( Model No.: Core 300),...
  • 𝐅𝐈𝐍𝐃 𝐑𝐄𝐋𝐈𝐄𝐅: Our filter has a strong filtration performance of ultrafine particles. 99.97 percent filtration efficiency...
  • 𝐎𝐅𝐅𝐈𝐂𝐈𝐀𝐋 𝐋𝐄𝐕𝐎𝐈𝐓 𝐅𝐈𝐋𝐓𝐄𝐑𝐒: Search for B07RSZSYNC to find Levoit's replacement filter for...
  • 𝐌𝐔𝐋𝐓𝐈𝐏𝐋𝐄 𝐅𝐈𝐋𝐓𝐄𝐑 𝐂𝐇𝐎𝐈𝐂𝐄𝐒: Choose from a variety of replacement filters to best meet your...
  • 𝐖𝐇𝐈𝐒𝐏𝐄𝐑 𝐐𝐔𝐈𝐄𝐓 𝐀𝐈𝐑 𝐂𝐋𝐄𝐀𝐍𝐄𝐑: Choose Sleep Mode at night and then forget all about your...
  • 𝐒𝐋𝐄𝐄𝐊 𝐃𝐄𝐒𝐈𝐆𝐍: The Core300-P Air Purifier, Model No.: Core 300, practically serves your home while blending in with...
  • 𝐔𝐍𝐃𝐈𝐒𝐓𝐔𝐑𝐁𝐄𝐃 𝐎𝐏𝐄𝐑𝐀𝐓𝐈𝐎𝐍: The display light can be turned off to enjoy a perfect night of...
  • 𝐅𝐔𝐋𝐋 𝐂𝐄𝐑𝐓𝐈𝐅𝐈𝐄𝐃 𝐅𝐎𝐑 𝐒𝐀𝐅𝐄𝐑: Energy Star Verified, Complies with California air resources...
SaleRanked #7
GermGuardian Filter B HEPA Pure Genuine Air Purifier Replacement Filter, Removes 99.97% of Pollutants for AC4825, AC4300, AC4900, AC4825DLX, AC4850, CDAP4500, AP2200, Black/Yellow, FLT4825
  • GENUINE HEPA PURE FILTRATION – Experience the power of authentic HEPA PURE air filtration. Genuine Germ Guardian high efficiency FLT4825 HEPA air...
  • WHY HEPA PURE - Proudly manufactured in North America, FLT4825 HEPA PURE stands out with its unmatched multi-layer filtration technology. Backed by...
  • PURE PARTS, PURER AIR - Genuine Germ Guardian replacement filters guarantee certified fit and maximum filtration. Off-brand filters frequently fail...
  • REDUCES ODORS - The activated carbon pre-filter traps dust, pet hair, and other large particles, while extending the life of the HEPA filter. Treated...
  • COMPATIBLE AIR PURIFIER MODELS: Replacement filter for GermGuardian Air Purifier Models AC4825E, AC4825W, AC4870, AC4820, AC4300BPTCA, AC4300WPT,...
Ranked #8
Filtrete 20x25x4 Air Filter, MPR 1000, MERV 11, Allergen Defense 12-Month Deep Pleated 4-Inch Air Filters, 4 Filters
  • MAKE YOUR HOME YOUR SANCTUARY: 4-pack of 12-month pleated 4” Filtrete 20x25x4 MPR 1000 AC Furnace Air Filter helps capture unwanted particles from...
  • DIFFERENT FROM NOMINAL SIZE: Slightly different from the nominal size, this air filter’s exact dimensions are 19.88 x 24.63 x 4.31
  • EXCLUSIVE TECHNOLOGY: Designed with exclusive Filtrete 3-in-1 technology to pull in and trap unwanted particles, allowing cleaner air to flow through
  • COUNTLESS MICROPARTICLES: With a 1000 MPR and MERV 11 rating, your Filtrete Filter will help capture many microparticles and large particles from the...
  • VERSATILE USES: Air filters compatible with Honeywell furnaces calling for a 4" filter and Lennox furnaces calling for a 5" filter
  • CHANGE YOUR FILTER OFTEN: For optimal performance, make sure to change your 4-inch filter at least once every 12 months
  • SUBSCRIBE AND SAVE: On your first order, simply click on Subscribe and Save" to set up your delivery schedule and save up to 10% on your orders
Ranked #9
20x20x1 Air Filter by Colorfil | Color Changing Filters Designed for Cat and Dog Odor MERV 8 FIlter Conditioner HVAC Pet Hair 20x20 2 pack
  • 【A PERFECT, PINK, PET-FRIENDLY AIR FILTER - MADE IN THE USA】Pets are awesome, but let's be completely honest here--they don’t do us any favors...
  • 【NASA-GRADE FILTRATION AT YOUR FINGERTIPS】That’s one small step for man, and one giant leap for home filtration! Colorfil’s 20x20x1 air filter...
  • 【COLOR-SHIFT TECHNOLOGY, A BAD SCENT’S WORST ENEMY】Colorfil’s remarkable home air filter acts as the most feared and respected bouncer at a...
  • 【WHEN IT'S TIME FOR A CHANGE, IT LETS YOU KNOW】Our 20x20 air filter can be seamlessly inserted into air conditioning units, heaters, or other HVAC...
  • 【COLORFIL, YOUR NOSE’S NEW BEST FRIEND】We pride ourselves on delivering a one-of-a-kind odor eliminator with no added scents. Products like...
Ranked #10
BNX TruFilter 20x20x1 MERV 13 (4-Pack) AC Furnace Air Filter - MADE IN USA - Electrostatic Pleated Air Conditioner HVAC AC Furnace Filters - Removes Pollen, Mold, Bacteria, Smoke
  • 20x20x1 MERV 13 air filter replacement for your air conditioner, furnace or HVAC system. Actual Size: 19 11/16’’ x 19 11/16’’ x 3/4‘’....
  • MADE IN USA, SUSTAINABLY - Proudly manufactured by BNX Converting, LLC in Houston, TX, a registered and approved facility (EPA Registration #...
  • SUPERIOR PERFORMANCE - The BNX MERV 13 air filter media outperforms standard fiberglass filters and adopts the latest in electrostatic filtration...
  • CAPTURES MICROSCOPIC PARTICLES - The BNX air filter has a MERV 13 rating allowing it to capture 93% of microscopic airborne particles (3-10 um)...
  • BNX Quality Promise & Applications - BNX is committed to delivering the highest quality American made safety products, made with American workers, and...
SaleRanked #11
Filterbuy 20x20x1 Air Filter MERV 8 Dust Defense (4-Pack), Pleated HVAC AC Furnace Air Filters Replacement (Actual Size: 19.50 x 19.50 x 0.75 Inches)
  • 20x20x1 replacement air filters for your furnace, air conditioner, heat pump, or HVAC system (actual size: 19.50" x 19.50" x 0.75")
  • MERV 8 synthetic media (comparable with MPR 600 & FPR 5) protects homes from dust, pollen, and more by trapping 90% of airborne particles without...
  • High-quality construction features an electrostatically charged, pleated design that captures more harmful particles and prolongs the products...
  • Industrial-grade beverage board frames with dual wire backings outperform standard cardboard designs
  • All components are manufactured within the United States and designed with recyclable materials
Ranked #12
LEVOIT Core 300 Air Purifier Pet Allergy Replacement Filter, 3-in-1 Filter, Efficiency Activated Carbon, Core300-RF-PA, 1 Pack, Yellow
  • PROTECT YOUR INVESTMENT: This filter is exclusively designed for the Levoit Core 300 Air Purifier to maintain its peak performance. Search for Core...
  • GENUINE REPLACEMENT FILTER: Designed for Levoit Core 300 / Core300-P / Core 300S air purifier to maintain its peak performance. With cost-effective...
  • IMPROVED FILTRATION: While the ultra-fine Nylon Pre-Filter and Activated Carbon Filter capture large particles and absorb odors and fumes, the...
  • TRAPS LARGE PARTICLE: Ultra-fine Nylon Pre-Filter captures large particles such as dust, lint, fibers, hair, and pet fur, also helps to maximize the...
  • BUY WITH CONFIDENCE: Filters are sealed to protect their service time. Remove the plastic packaging of the new filters before running the air purifier
Ranked #13
Filtrete 16x25x1 Air Filter, MPR 300, MERV 5, Clean Living Basic Dust 3-Month Pleated 1-Inch Air Filters, (Pack of 6)
  • MAKE YOUR HOME YOUR SANCTUARY: 6-pack of 3-month pleated Filtrete 16x25x1 MPR 300 AC Furnace Air Filter helps capture unwanted particles from your...
  • DIFFERENT FROM NOMINAL SIZE: Slightly different from the nominal size, this air filter’s exact dimensions are 15.69 x 24.69 x 0.81
  • EXCLUSIVE TECHNOLOGY: Designed with exclusive Filtrete 3-in-1 technology to pull in and trap unwanted particles, allowing cleaner air to flow through
  • COUNTLESS PARTICLES: With a 300 MPR and MERV 5 rating, your Filtrete Filter will help capture many particles from the air passing through it
  • VERSATILE USES: Works for changing the air filters in your furnace, air conditioner/heating system or HVAC system
  • CHANGE YOUR FILTER OFTEN: For optimal performance, make sure to change your filter at least once every 90 days. ATTRACTS AND CAPTURES large particles...
  • SUBSCRIBE AND SAVE: On your first order, simply click on Subscribe and Save" to set up your delivery schedule and save up to 10% on your orders
Ranked #14
Filtrete 20x30x1 Air Filter, MPR 1500, MERV 12, Healthy Living Ultra-Allergen 3-Month Pleated 1-Inch Air Filters, 2 Filters
  • MAKE YOUR HOME YOUR SANCTUARY: 2-pack of 3-month pleated 1” Filtrete 20x30x1 MPR 1500 AC Furnace Air Filter helps capture unwanted particles from...
  • DIFFERENT FROM NOMINAL SIZE: Slightly different from the nominal size, this air filter’s exact dimensions are 19.81 x 29.81 x 0.78
  • EXCLUSIVE TECHNOLOGY: Designed with exclusive Filtrete 3-in-1 technology to pull in and trap unwanted particles, allowing cleaner air to flow through
  • COUNTLESS MICROPARTICLES: With a 1500 MPR and MERV 12 rating, as well as a 54% small particle capture rate (1), your Filtrete Filter will help capture...
  • CERTIFIED: This furnace filter is CERTIFIED asthma and allergy-friendly (2) and helps capture dust, lint and other allergens in your household air
  • VERSATILE USES: Works for changing any air filter in your furnace, air conditioner/heating system or HVAC system; for optimal performance, change your...
  • SUBSCRIBE AND SAVE: On your first order, simply click on Subscribe and Save" to set up your delivery schedule and save up to 10% on your orders
SaleRanked #15
Filterbuy 12x24x1 Air Filter MERV 8 Dust Defense (4-Pack), Pleated HVAC AC Furnace Air Filters Replacement (Actual Size: 11.38 x 23.38 x 0.75 Inches)
  • 12x24x1 replacement air filters for your furnace, air conditioner, heat pump, or HVAC system (actual size: 11.38" x 23.38" x 0.75")
  • MERV 8 synthetic media (comparable with MPR 600 & FPR 5) protects homes from dust, pollen, and more by trapping 90% of airborne particles without...
  • High-quality construction features an electrostatically charged, pleated design that captures more harmful particles and prolongs the products...
  • Industrial-grade beverage board frames with dual wire backings outperform standard cardboard designs
  • All components are manufactured within the United States and designed with recyclable materials

Why Invest in a Quality air filters

Before diving into the nitty-gritty of choosing the best air filters, it’s essential to understand why investing in a quality product is crucial. A well-crafted air filters not only enhances your experience but also ensures longevity and value for your money. Here are a few reasons why you should prioritize quality over cost:

  • Durability: A high-quality air filters is built to last, saving you from the hassle and expense of frequent replacements.
  • Performance: Premium air filters often boast superior performance, delivering better results and ensuring a more satisfying experience.
  • Safety: Reputable brands prioritize safety standards, ensuring that their air filters meet all necessary regulations and protect you from potential hazards.
  • Warranty and Customer Support: Top-tier manufacturers typically offer comprehensive warranties and reliable customer support, giving you peace of mind in case of any issues.

Factors to Consider When Choosing a air filters

With the importance of quality established, let’s delve into the key factors you should consider when selecting the best air filters for your needs.

  1. Brand Reputation
    Brand reputation is a crucial aspect to consider when shopping for a air filters. Established brands with a proven track record of producing high-quality products are generally more reliable and trustworthy. Research brands thoroughly, read customer reviews, and gather as much information as possible to make an informed decision.
  2. Product Features
    Different air filters come with varying features and functionalities. Determine your specific needs and priorities, and choose a product that aligns with them. Consider factors such as size, weight, material, ease of use, and any additional features that may enhance your experience.
  3. Performance and Specifications
    Closely examine the performance and specifications of the air filters you’re considering. Pay attention to details like speed, capacity, efficiency, and compatibility to ensure the product meets your expectations and can handle your intended use.
  4. Price and Value
    While it’s tempting to go for the cheapest option, remember that quality often comes with a higher price tag. Strike a balance between cost and value by considering the long-term benefits and potential savings of investing in a premium air filters.
  5. Customer Reviews and Ratings
    One of the best ways to gauge a product’s performance and reliability is to read customer reviews and ratings. Scour reputable online platforms and forums to gain insights from real-world users. Pay attention to both positive and negative feedback to get a well-rounded understanding of the product.
  6. Warranty and Customer Support
    A robust warranty and reliable customer support are essential factors to consider. Reputable manufacturers typically offer comprehensive warranties and responsive customer service, providing peace of mind and ensuring you’re covered in case of any issues or defects.

Tips for Making the Best Purchase

Now that you’re armed with the necessary knowledge, here are some additional tips to help you make the best purchase:

  • Set a Budget: Determine your budget beforehand and stick to it. This will help you narrow down your options and avoid overspending.
  • Do Your Research: Thoroughly research the air filters you’re interested in. Read reviews, watch videos, and gather as much information as possible from reliable sources.
  • Compare Options: Once you’ve shortlisted a few potential air filters, compare their features, specifications, and prices side-by-side to make an informed decision.
  • Consider Future Needs: While it’s essential to address your current needs, also consider your future requirements. Choose a air filters that can adapt and grow with your evolving needs.
  • Buy from Reputable Sellers: Purchase your air filters from reputable sellers or directly from the manufacturer to ensure authenticity and access to warranty and customer support.
  • Take Advantage of Promotions and Discounts: Keep an eye out for sales, promotions, or discounts that can help you save money while still getting a quality air filters.

By following this comprehensive buying guide and considering the factors outlined, you’ll be well-equipped to navigate the air filters market and make a purchase that meets your needs and exceeds your expectations.

Sophie Delatorre
Sophie Delatorre

I'm Sophie Delatorre, an experienced and trusted product review expert known for my in-depth and unbiased analyses. With over 10 years under my belt reviewing all types of consumer products, from tech gadgets to home appliances, I provide comprehensive feedback to help consumers make informed purchase decisions.

My specialty is putting products through rigorous real-world testing to evaluate quality, durability, ease of use, and overall value. I credit my background in consumer science and engineering for my meticulous eye for detail and technical know-how when breaking down a product's specs and performance.

I also run my own website and YouTube channel where I share videos demonstrating product tests and detailed buying advice.

When I'm not busy buying and reviewing the latest products, I stay on top of consumer trends and innovations. My passion lies in helping everyday shoppers cut through marketing claims to find the best value products that will save time, money, and hassle.