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Best Air Purifiers Buying Guide: Top Blueair Purifiers and More!

The quality of the air you breathe matters more than you think. And if you don't see visible pollutants in your home, that doesn't mean they aren't there. That's where air purifiers come in.
Updated on September 11, 2024 12:40 PM
Appliances

Air purifier sanitizes the air we breathe; it removes contaminants, pollutants, odors, and allergens. It helps bring clean air to your home or office, making breathing easier for you and your loved ones.

If you feel like you're not getting enough sleep, even though you're getting the right amount, it could be due to poor air quality. With air pollution being a primary concern today, investing in an air purifier can greatly improve your overall health and well-being.

To help you search for the best air purifier, we have compiled a buying guide featuring top Blueair purifiers in the market.

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What Is an Air Purifier?

An air purifier is a device that helps improve indoor air quality by removing harmful particles from the air. These particles can include dust, pollen, pet dander, smoke, and other pollutants. Air purifiers draw in polluted air, pass it through filters or technology that captures the contaminants, and then release clean air back into the room.

Air purifiers are unmatched in their ability to eliminate contaminants and odors, making them perfect for people who have allergies or respiratory issues. They can also help reduce the risk of developing health problems related to poor air quality, such as asthma attacks or heart disease.

With a quality air purifier in your house, you can make your home a safe space free from harmful pollutants for you and your family.

Best Air Purifiers from Blueair: Look No Further

For over 27 years, Blueair has been providing top-quality air purifiers designed for different area sizes—all efficient in removing airborne pollutants. Here are some of the best Blueair air purifiers you should consider for your home.

For Rooms Under 200 Square Foot: Blue Pure 511i Max

Specifications:

  • Dimensions: 14.5 X 9.3 X 9.3 in

  • Weight: 4.2lbs

  • Energy consumption: 17W

  • Room Size: 193 - 465 ft2

  • Air changes per hour: 4.8

  • Number of filters: 1

  • Sound level: 19-48db

Description:

The Blue Pure 511i Max is an ideal air purifier for small rooms under 200 square feet. Its sleek and modern design can fit into any room decor. This model comes with a HEPA filter that captures 99.97% of airborne particles as small as 0.1 microns in size, including dust, pollen, pet dander, and smoke.

It also features Wi-Fi connectivity and voice control capabilities through Google Assistant or Amazon Alexa for convenient operation. Using the Blueair Friend app, you can easily monitor the air quality in your room and control the fan speed.

The HEPASilent™ technology combines electrostatic and mechanical filtration to purify while operating quietly efficiently. The Blue Pure 511i Max is Energy Star certified, making it an energy-efficient option for your home.

This purifier can clean 193 ft² rooms in 12.5 minutes or up to 465 ft² in 30 minutes. So, whether you have a small bedroom, office, or living room, this air purifier is an excellent choice for keeping the air clean and fresh in a reasonable amount of time.

You can also be confident that the noise level will not disrupt your peace, as it operates between 19-48dB, making it one of the quietest air purifiers on the market. Its compact size and lightweight design also make it easy to move from room to room if needed.

The package includes F5MAX Particle + Carbon Filter so you can start purifying your air immediately.

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For Rooms Sized 200-400 Square Foot: DustMagnet™ 5440i

Specifications:

  • Dimensions: 25.6 x 11.4 x 11.4 in

  • Weight: 15lbs

  • Energy consumption: 7 - 42 Watts

  • Room Size: 356 - 854 ft2

  • Air changes per hour: 4.8

  • Number of filters: 2

  • Sound level: 30 - 49 dB(A)

Description:

Here's the perfect air purifier for medium-sized rooms—the DustMagnet™ 5440i. It's designed to effectively remove dust, pollen, pet dander, and other airborne particles from spaces ranging from 200 to 400 square feet. The combination of HEPASilent™ technology and a high CADR (Clean Air Delivery Rate) rating ensures you'll enjoy clean, breathable air in your home.

The upgraded technology inside this model works up to 455 faster with up to 67% less noise compared to the traditional HEPA filtration model. The sleek design and easy-to-use digital controls make it a great addition to any room. You'll also appreciate the automatic filter change reminder so you can always be sure that your air purifier is running at its best.

The DustMagnet™ 5440i comes with two filters designed to capture even the smallest particles and eliminate odors from pets, cooking, and other household sources. This purifier filters the air in a 357 ft² space in about 12.5 min² or up to 1,713 ft² in one hour.

The IF Design Award Winner 2021 and RedDot Winner 2021, DustMagnet™ 5440i, is the perfect combination of form and function. Its efficient performance allows you to save on energy costs while providing you with clean, fresh air. The dimensions of 25.6 x 11.4 x 11.4 inches and weight of only 15 lbs make it easy to move from room to room as needed.

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For Rooms Sized 400-600 Square Foot: Protect 7470i

Specifications:

  • Dimensions: 27.2 x 11.8 x 11.8 in

  • Weight: 27.6lbs

  • Energy consumption: 8-48 Watts

  • Room Size: 418 ft2

  • Air changes per hour: 4.8

  • Number of filters: 1

  • Sound level: 22 - 45 dB(A)

Description:

Blueair's most advanced air purifier, the Protect 7470i, is designed for large rooms of 400-600 square feet. This model features the company's innovative GermShield™ technology, promising 24/7 protection from viruses and bacteria in the air. It kills 99%³ of germs caught by the filter using its low air draft and plasma charging, which kills germs on contact.

Another advantage of this purifier is its 360° air intake, which allows it to capture pollutants from all directions and provide fresh air in every corner. The patent-pending SpiralAir™ outlets ensure the device cleans not only a small part of the room but every corner of it.

It's crucial to note the device's LCD screen, which gives detailed updates on air quality, particle concentration, VOC levels, humidity, etc. You can also see the state of filters at all times so you can replace them on time and keep your purifier running efficiently.

Protect 7470i also has advanced sensors that track the levels of coarse particles (PM10) and fine particles (PM2.5 and PM1). If the level of pollutants is too high in the air, the Blueair app will track the air purifier's progress with real-time 'ETA' updates until the air is clean. That's another reason to relax and let the purifier do its job.

The cleaner comes with its Protect SmartFilter 7400 in the package at the bottom side of the device. It has a life of six months and is entirely recyclable. The purifier is easy to use, too- you can control it via Blueair air quality app, Alexa or Google Home voice commands.

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For Rooms Larger than 600 Square Foot: Classic 605

Specifications:

  • Dimensions: 26 x 20 x 13 in

  • Weight: 35lbs

  • Energy consumption: 15-100 Watts

  • Room Size: 775 ft2

  • Air changes per hour: 4.8

  • Number of filters: 1

  • Sound level: 33 - 62 dB(A)

Description:

No matter how large your room is, the Classic 605 is perfect for purifying large spaces up to 775 square feet. With a high CADR (Clean Air Delivery Rate) of 500 cubic feet per minute, this purifier can clean the air in a room five times an hour. Its powerful filtration system removes airborne allergens and asthma triggers like 99.99% of pollen³ and 99.97% of dust, pet dander, mold⁴, and smoke.

Its standard particle filter is made of ultra-fine polypropylene, which captures particles as small as 0.1 microns in size. Its activated carbon filter also boosts performance against smoke and odors.

The Classic 605 housing is made of durable, galvanized steel that is powder-coated for longevity. The fan speed is adjustable between five different settings, and the cleaner can be controlled via Blueair's app or voice commands through Alexa or Google Home.

This model comes with a 5-year warranty, so you can rest assured that your cleaner will function at its best for years. Additionally, Classic 605 is Energy Star-rated, which means it consumes less energy while still providing powerful air purification.

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Why Do You Need a Purifier Even If Your Room Is Always Clean?

Your house has whole-house air purifier systems and air filters that are integrated into its heating, air conditioning, and ventilating systems. So, you might think that your indoor air is clean and safe to breathe. Unfortunately, even if you keep your home spotless, the air inside can still be filled with harmful contaminants.

Here are some reasons why you might still need a purifier for your already clean room:

  • Outdoor Air Pollution – No matter how much you try to keep outdoor pollutants from entering your home, it's almost impossible to avoid them altogether. These pollutants can affect indoor air quality, from pollen and dust blowing in through open windows or on our clothes to vehicle emissions creeping in through tiny cracks in our homes.

  • Indoor Pollutants - Even without any obvious sources of pollution, such as pets or smoking, everyday activities like cooking and cleaning can release harmful pollutants into the air. Indoor pollutants such as mold, dust mites, and volatile organic compounds (VOCs) are often invisible to the naked eye. Still, they can have serious health effects when breathed in over extended periods.

  • Poor Ventilation - Insufficient ventilation in homes can trap pollutants and allergens inside, increasing their concentration and potential health risks. This is especially problematic during winter when we tend to close windows more often.

7 Things to Consider If You Want to Choose the Best Air Purifiers?

When you're determined to improve indoor air quality and want to choose between the best air purifiers, here are the factors you should consider to find the right one for your home.

Clear Air Delivery Rate (CADR)

Every purifier comes with a CADR metric, which is a value given to the device by Association of Home Appliance Manufacturers. This metric shows the volume of clean air delivered by purifiers iand it usually includes three different ratings for smoke, dust and pollen. The higher the CADR rating is, the faster your room will be cleaned.

So, when buying a cleaner, look at the CADR type and value. If you smoke at home, focus on CADR for tobacco smoke. If you have more dust particles in the air, go for CADR for dust.

Filter Replacement Costs

Filters, even the best ones, need to be replaced at some point. Some purifiers have washable or vacuumable filters, but most require replacement after a certain period of time. That's usually 6-12 months until filters become unusable. So, when you're calculating the budget, include the costs of filter replacements.

Having this said, Blueair has a filter subscription plan that can save you up to 20%. The company will regularly send you filters for replacement, and you will pay only when the filter arrives. Additionally, most Blueair devices have in-app real-time filter tracking that notifies you when it's time to replace your filter.

Effectiveness Against Certain Air Pollutants

Different air purifiers hunt different types of contaminants, while some are effective against a wide range of airborne pollutants.

For instance, if you live in an area with high pollen or allergen levels, look for purifiers that specifically target these particles.

If you have pets at home, consider getting a purifier with a HEPA filter to capture pet dander and hair effectively. It's important to research the specific air pollutants in your area and choose a cleaner that can effectively combat them.

Ease of Portability

Depending on your needs and lifestyle, consider the portability of an air purifier. If you plan on using it in multiple rooms or taking it with you while traveling, look for a lightweight and compact, easy transport option.

Some purifiers also have wheels or handles for added convenience. However, if you plan on keeping the purifier in one room, portability may not be as important.

Energy-Efficiency

It's recommended to run your air purifier around the clock to receive the full benefits. However, this can result in high energy costs if you choose a model that is not energy-efficient. Look for cleaners with Energy Star certifications or adjustable fan speeds to help save on electricity usage.

Also, even with the Energy Star certification, different models have different energy consumption levels. Be sure to check the estimated energy usage and compare it with other models to make an informed decision.

The Room Size to Support

The AHAM Verifide seal on most air purifiers indicates the room size that the purifier can effectively clean. Matching the room size with the AHAM Verifide Clean Air Delivery Rate (CADR) is important to ensure maximum efficiency.

A larger room may require a higher CADR rating, while smaller rooms may benefit from lower ratings. In addition to considering the square footage of a room, take into account any open spaces or high ceilings, as these can impact air circulation and purification effectiveness.

If you want a portable purifier for different rooms, don't rush to buy two or more cleaners for each room size. Devices for large rooms can effectively purify smaller spaces at low modes, but small models are not as effective in larger rooms. If you want a portable and affordable solution for different room sizes, choose a device that has a higher CADR rating to accommodate the largest space in your home.

The Level of Noise You're Ready to Handle

The inner fan of an air purifier produces noise when it's operating. While most models are designed to be relatively quiet, some can be louder than others. If you are sensitive to sound or plan on using the purifier in a bedroom, consider purchasing a model with low decibel levels.

For your reference, 50 decibels is equivalent to the refrigerator's hum. So, when seeing the noise level at the packaging, you should realize the amount of noise that you may encounter. You should always check the product specifications for decibel levels, and if possible, test out the purifier in person before purchasing.

Main Types of Air Purifiers

Air purifiers are deeper mainly based on how they filter and purify the air. The most common types are HEPA (High-Efficiency Particulate Air), activated carbon, UV-C (ultraviolet light), and ionizers.

Purifiers with Mechanical Filters

HEPA air purifiers use mechanical filters to capture particles from the air. These filters have very fine fibers that can trap particles as small as 0.3 microns, including dust, pet dander, and pollen. They are highly effective in removing allergens and pollutants from the air.

Purifiers with Ozone Generators

Activated carbon air purifiers use adsorption to trap particles and odors in the air. These filters are made up of activated carbon, which is highly porous and can absorb large amounts of impurities. They are commonly used for removing smoke, odors, and chemicals from the air.

Purifiers with Photocatalytic Oxidation (PCO)

The photocatalytic oxidation (PCO) air purifier uses UV-C light and a catalyst to break down harmful particles in the air, such as bacteria, viruses, and mold. This type of purifier is often used in hospitals and medical facilities because it can destroy germs and other microorganisms.

Purifiers with Activated Carbon Filters

The activated carbon filter air purifier also uses activated carbon but in a different way. Instead of adsorption, this cleaner type uses a process called chemisorption. The activated carbon is treated with chemicals that allow it to bond with certain pollutants and remove them from the air.

To Sum Up

It's crucial to know that besides purchasing a good air purifier, you also need to take good care of it. Regularly changing filters and cleaning the unit can greatly improve efficiency and longevity. Additionally, air purifiers should not replace proper ventilation and regular home cleaning to maintain good indoor air quality.

Blueair purifiers are a great option for improving indoor air quality. With a variety of models and advanced filtration technologies, they can effectively remove allergens, pollutants, and other harmful particles from the air.

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