The 5 Best Air Purifiers for Bacteria and Viruses (2025)

When choosing an air purifier for bacteria and viruses, look for a True HEPA or HyperHEPA filter that captures ultra-fine particles (0.3 microns or smaller). UV-C light or PlasmaWave technology can add extra germ-killing power. Make sure it’s ozone-free and certified for safety like CARB or AHAM.

Did you know that indoor air can be up to five times more polluted than outdoor air? For people with weak immune systems, allergies, or chronic respiratory issues, this isn’t just uncomfortable—it can be dangerous. Common household air carries harmful bacteria, viruses, mold spores, and allergens that can easily spread and linger, especially in closed spaces. If you or your loved ones are getting sick often, or you’re simply concerned about keeping your home safe and healthy, it’s time to consider a solution that goes beyond basic dust filtering.

That’s where high-performance air purifiers come in—especially those built to trap and neutralize airborne bacteria and viruses. These devices combine medical-grade filters and advanced technologies like UV-C light or plasma ionization to clean the air at a microscopic level without producing harmful ozone.

In this blog, we’ll help you discover the best air purifier for bacteria and viruses, so you can breathe easier and protect your family. Our recommendations are based on in-depth research, real user reviews, and testing standards like AHAM, CARB, and Energy Star. We track new trends, like smart app control and long-lasting filters, to guide you toward the most effective, reliable, and up-to-date options available. Keep reading to find the one that fits your needs.

If you’re mainly worried about viruses in the air, check out our full guide on The 7 Best Air Purifiers for Killing Viruses in 2025 — with top-rated Amazon models and trusted brands that help remove germs and keep your home’s air clean and healthy.

IQAir HealthPro Plus Air Purifier


The IQAir HealthPro Plus XE is best for bacteria and viruses because it uses a HyperHEPA filter that captures 99.995% of particles as small as 0.003 microns—much smaller than most viruses. This means it can trap airborne viruses and bacteria that regular HEPA filters might miss. Its medical-grade filtration is trusted in hospitals, making it a strong choice for keeping indoor air cleaner and healthier.
Best Price!
Our Rating
Top Pick

What is the Best Air Purifier for Bacteria and Viruses?

IMAGE
PRODUCT
FEATURES
image

IQAIR HealthPro Plus

Best Overall

- HyperHEPA filter

- WiFi smart app control

- Automatic air quality adjustment

CHECK PRICE →
image

WINIX 5510


Best for Large Rooms

- Washable pre-filter

- Real-time air quality

- PlasmaWave technology

CHECK PRICE →
image

BLUEAIR Blue 211+


Fastest Air Cleaning

- 360-degree air intake

- HEPASilent filtration tech

- Washable pre-filter included

CHECK PRICE →
image

LEVOIT Core 200S-P


Best for Small Rooms

- H13 True HEPA Filter

- 360° Air Intake Design

- Activated Carbon Layer

CHECK PRICE →
image

GermGuardian AC9200WCA

Most Germ Protection

- Up to 6-hour timer

- Touch control panel

- 3-stage filtration system

CHECK PRICE →

PRODUCT

IQAIR HealthPro Plus Best Overall

HyperHEPA filter

WiFi smart app control

Automatic air quality adjustment

WINIX 5510 Air Purifier Best for Large Rooms

Washable pre-filter

✓ Real-time air quality

✓ PlasmaWave technology

BLUEAIR Blue 211+ Fastest Air Cleaning

360-degree air intake

✓ HEPASilent filtration tech

✓ Washable pre-filter included

LEVOIT Core 200S-P Best for Small Rooms

H13 True HEPA Filter

✓ 360° Air Intake Design

✓ Activated Carbon Layer

GermGuardian AC9200WCA Most Germ Protection

Up to 6-hour timer

✓ Touch control panel

✓ 3-stage filtration system

1. IQAIR HealthPro Plus Air Purifier

The IQAir HealthPro Plus XE Air Purifier is a powerful solution for anyone looking to breathe cleaner air in large spaces. This air purifier is designed for rooms up to 1125 square feet, making it ideal for homes, offices, schools, and even hospitals. Its advanced HyperHEPA filtration system is certified to remove 99.995% of airborne particles as small as 0.003 microns, which means it captures not just dust and pollen, but also smoke, viruses, bacteria, mold, and pet dander. This level of filtration is far superior to standard HEPA filters and is trusted in critical environments.

The HealthPro Plus XE uses a three-stage filtration process. The PreMax pre-filter traps larger particles like dust and hair. The V5-Cell filter contains activated carbon and alumina, which absorb odors, gases, and harmful chemicals such as formaldehyde. The HyperHEPA filter then captures the smallest particles, including ultrafine pollutants that make up about 90% of all airborne particles and can easily reach your lungs and bloodstream. This comprehensive system ensures your indoor air is as clean and healthy as possible.

With its Swiss-made quality, the HealthPro Plus XE stands out for its durability and precision. Each unit is individually tested before leaving the factory, and the product comes with a 10-year limited warranty, reflecting its long-lasting reliability. The robust design includes a redesigned fan system that is up to three times more energy-efficient than previous models, helping you save on electricity without sacrificing performance.

The unit’s high output (about 300 CFM) ensures rapid and thorough cleaning of large spaces.

Our Editor

Smart technology integration is another highlight. The HealthPro Plus XE connects to WiFi and works seamlessly with the IQAir AirVisual app. This lets you monitor and control your air purifier from anywhere, giving you real-time air quality updates and allowing you to adjust settings remotely. The device also features three smart modes that automatically adjust filtration levels based on real-time air quality sensor readings, which helps extend the life of the filters and ensures optimal performance at all times.

Despite its substantial size and weight (35 pounds), the HealthPro Plus XE is easy to move around thanks to its built-in wheels. Its quiet operation makes it suitable for bedrooms, living rooms, and workplaces, providing clean air without disturbing your peace. The purifier is also CARB certified, meaning it meets strict California air quality standards, and it does not use ionization, so it won’t produce ozone.

The filters are designed to last longer than those in most other air purifiers, saving you money and hassle over time. The substantial amount of activated carbon in the V5-Cell filter means it can effectively remove odors and gases for longer periods compared to typical air purifiers.

Pros

  1. Quiet operation
  2. Smart app control
  3. Large room coverage
  4. Long 10-year warranty
  5. Medical-grade filtration

Cons

  1. Heavy, bulky unit size
  2. Expensive initial purchase price

The best thing about the IQAir HealthPro Plus XE is its ability to trap ultrafine particles that other air purifiers miss. If you want the cleanest air for your large room, this is the best choice you can make.

2. WINIX 5510 Air Purifier

The WINIX 5510 Air Purifier is a powerful solution for anyone looking to keep the air in their home fresh and clean, especially in large rooms. With its advanced 4-stage filtration system, it removes 99.99% of airborne particles as small as 0.01 microns. This includes dust, pollen, smoke, and pet dander, making it a great choice for allergy sufferers and pet owners. 

This model features a washable fine mesh pre-filter that catches larger particles like hair and dust, helping to extend the life of the other filters. The high deodorization carbon filter is designed to reduce odors from cooking, pets, and smoke, as well as harmful VOCs. The True HEPA filter is the main layer that captures the smallest allergens, ensuring the air is as clean as possible.

One standout feature is the PlasmaWave Air Cleaning Technology, which breaks down pollutants at a molecular level without producing harmful ozone. This technology adds an extra layer of protection against viruses and bacteria, supporting a healthier indoor environment.

The WINIX 5510 is smart and easy to use. It comes with built-in WiFi, allowing you to control and monitor your air purifier from anywhere using the Winix Smart App. You can check air quality, adjust settings, and get filter replacement notifications right from your phone. The air quality indicator uses LED lights to show you real-time air quality, so you always know how clean your air is.

The purifier is effective in spaces up to 1,881 square feet in just one hour, so it’s ideal for open living areas, large bedrooms, or even offices.

Our Editor

Auto Mode is a helpful feature for busy households. The purifier automatically adjusts fan speeds based on the air quality detected by its smart sensors, ensuring efficient operation without you having to think about it. When the room gets dark, Sleep Mode activates, dimming the lights and lowering the fan speed for quiet, energy-saving performance while you rest.

The filter replacement indicator lets you know exactly when it’s time to change the filter, and the washable pre-filter makes it easy to keep the unit running efficiently. The compact design and polished charcoal gray color mean it fits well with modern home decor while taking up minimal space.

The WINIX 5510 is certified by AHAM, UL, and CARB, so you can trust its safety and performance. It’s also Energy Star certified, which means it uses less power and helps you save on energy bills. The unit weighs just 13.3 pounds, making it easy to move from room to room if needed.

Pros

  1. Powerful HEPA filtration
  2. Smart app control
  3. Large room coverage
  4. Quiet sleep mode
  5. Easy filter maintenance

Cons

  1. Louder at high speed

This air purifier is a reliable choice for anyone who wants cleaner air, fewer allergies, and less odor in their home. It’s especially good for large rooms and families with pets or smokers. The combination of smart features, strong filtration, and easy maintenance makes it a top pick for modern homes.

For a full breakdown of the Winix 5510’s specs, performance, and upgrades, take a look at our in-depth article on Winix 5510 Full Review: Worth Upgrading from 5500-2?

3. BLUEAIR Blue 211+ Air Purifier

The BLUEAIR Blue Pure 211+ Air Purifier is a powerful and simple solution for anyone looking to improve air quality in large spaces like bedrooms, living rooms, or even open floor plans. This air purifier uses HEPASilent technology, which combines mechanical and electrostatic filtration to remove 99.97% of airborne particles down to 0.1 micron. That means it captures dust, pollen, pet dander, mold spores, bacteria, and even some viruses, making it a great choice for allergy and asthma sufferers.

One of the best things about the Blue Pure 211+ is how quickly it works. This quick performance is backed by high Clean Air Delivery Rate (CADR) scores of 350 for smoke, dust, and pollen, which means it’s very effective at removing these common pollutants from your air.

Using the Blueair 211+ is simple. There’s only one button to control everything, so you don’t need to worry about complicated settings. You can easily adjust the fan speed as needed, and lower it at night for quieter operation and better sleep. The lowest noise level is just 31 decibels, which is quieter than a whisper, so you can run it overnight without disturbance.

This air purifier is also energy efficient. It’s ENERGY STAR certified and uses less power than a standard light bulb when set on low, so you can run it all day without worrying about your energy bill. The 360-degree air intake means you can place it almost anywhere in the room without losing performance, and its compact, lightweight design makes it easy to move from room to room.

On its highest setting, it can clean the air in a 540 square foot room in just about 12.5 minutes. For even larger spaces, up to 2,592 square feet, it completes a full clean in an hour.

Our Editor

The Blue Pure 211+ also helps with odors. Its carbon filter traps light household odors from pets, cooking, and smoke, making your home smell fresher. The pre-filter is washable and comes in two colors, Diva Blue and Dark Shadow, so you can match it to your décor. Other color options are sold separately if you want to personalize the look even more.

The filter replacement indicator lets you know when it’s time for a change, and Blueair recommends replacing the filter every six months for the best performance. Only genuine Blueair filters should be used to ensure the purifier works as intended.

Safety and reliability are important, and the Blue Pure 211+ meets strict standards. It’s AHAM certified for performance, meets ozone safety standards, and is independently tested to produce zero ozone emissions. It also comes with a manufacturer’s warranty for peace of mind.

Pros

  1. Cleans air very quickly
  2. Very quiet operation
  3. Energy efficient design
  4. Washable, stylish pre-filter
  5. Simple one-button control

Cons

  1. No auto mode
  2. No smart features

This model has received multiple awards and has been recognized by consumer groups and media for its performance and design. Its Swedish-inspired look is sleek and modern, so it fits well in any home without standing out.

4. LEVOIT Core 200S-P Air Purifier

The LEVOIT Core 200S-P Air Purifier is a smart and reliable choice for anyone who wants cleaner air in their home or bedroom. This air purifier is AHAM VERIFIDE, which means it has been independently tested for performance, safety, and energy efficiency. You can trust that it will help improve your indoor air quality and keep your space fresh and healthy.

This purifier uses a 3-in-1 filtration system. The ultra-fine nylon pre-filter captures large particles like pet hair and lint. The high-efficiency activated carbon filter absorbs odors and fumes from cooking, pets, or smoke. The main HEPA filter removes at least 99.97% of dust, pollen, and tiny airborne particles as small as 0.1 to 0.3 microns. This makes it perfect for people with allergies, asthma, or anyone who wants to breathe easier.

 Its compact and lightweight build means you can move it easily between your bedroom, nursery, office, or apartment. Even though it’s small, it’s powerful enough to make a real difference in your air quality.It runs as low as 27 decibels, so you can sleep, work, or relax without being disturbed. For a completely dark room at night, you can turn off all the display lights with just a touch.

The Core 200S-P is designed for real-world use with a 360-degree air intake. It refreshes the air in a 140 square foot room nearly five times per hour.

Our Editor

The LEVOIT Core 200S-P is also smart. You can control it from anywhere using the VeSync app on your phone. Adjust the settings while you’re in another room, at work, or even out running errands. It also works with Amazon Alexa and Google Assistant, so you can use voice commands to turn it on or off, change the fan speed, or set a timer.

The app lets you monitor your filter life, so you always know when it’s time for a replacement. Using genuine LEVOIT filters will keep your purifier running at its best and extend its lifespan.

Pros

  1. Very quiet operation
  2. Smart WiFi and app
  3. Voice control enabled
  4. Compact and lightweight
  5. Effective 3-in-1 filter

Cons

  1. No auto mode
  2. Small room coverage

This air purifier is made for the US market and runs on 120V. It’s a simple plug-and-play solution for anyone who wants to improve their home’s air quality without complicated setup or controls.

5. GermGuardian AC9200WCA Air Purifier

The GermGuardian Hi-Performance Air Purifier AC9200WCA is a powerful and reliable choice for keeping your home’s air clean and fresh. It uses a True HEPA filter that captures 99.97% of dust, pollen, pet dander, mold spores, and other allergens as small as 0.3 microns. This means it can remove many tiny particles that cause allergies and breathing problems. The pre-filter catches larger particles like pet hair and dust, helping the main filter last longer.

This air purifier also features a UV-C light that works with titanium dioxide to kill airborne germs, including viruses like influenza and bacteria such as staph. The UV-C light helps reduce mold spores and other harmful microbes without using chemicals. You can turn the UV-C light on or off depending on your needs. Additionally, it has an activated charcoal filter that fights odors from pets, cooking, smoke, and other sources, keeping your home smelling clean and fresh.

This air purifier stands 27 inches tall and has a compact footprint, so it fits nicely into most rooms without taking up too much space. It is Energy Star certified, which means it uses energy efficiently and helps save on electricity bills. The purifier is also CARB and ETL certified, ensuring it meets strict safety and environmental standards.

This purifier is ideal for large rooms, covering up to 1620 square feet, making it perfect for living rooms, basements, or open floor plans.

Our Editor

The GermGuardian AC9200WCA has an ionizer option that you can switch on or off. When activated, it releases negative ions that attract microscopic particles, making it easier for the HEPA filter to capture them. This extra feature boosts the purifier’s ability to clean the air effectively. The unit is designed to be user-friendly with a touch control panel that includes a timer you can set for up to 6 hours, three fan speeds including a very quiet mode for nighttime use, and a filter replacement indicator that tells you when it’s time to change the filter.

The GermGuardian AC9200WCA is easy to move around thanks to its sturdy carrying handle. This makes it convenient to use in different rooms as needed. The filter replacement is simple, with only one filter to change every 6 to 8 months depending on use. Using genuine replacement filters helps maintain the purifier’s performance and warranty.

Pros

  1. Easy filter replacement
  2. UV-C light kills germs
  3. True HEPA filter captures allergens
  4. Activated charcoal reduces odors
  5. Quiet operation for night

Cons

  1. Larger footprint than some models
  2. Ionizer may produce slight ozone
  3. Best in rooms up to 335 sq. ft.

This air purifier is great for anyone who wants cleaner air in large spaces. It removes allergens, germs, and odors effectively while being easy to use and maintain. The combination of HEPA filtration, UV-C light, activated charcoal, and ionizer makes it a strong choice for improving indoor air quality.

How to Buy the Best Air Purifier for Bacteria and Viruses?

In today’s environment, choosing the right air purifier to combat bacteria and viruses is crucial for maintaining clean indoor air. Here’s a straightforward guide to help you make an informed decision.

Key Features to Consider

  1. HEPA Filters: Look for air purifiers with True HEPA filters, which can capture particles as small as 0.3 microns, including bacteria and viruses.

  2. UV-C Light Technology: Some purifiers use ultraviolet light to kill germs and microbes that pass through the filtration system.

  3. Activated Carbon Filters: These are effective in trapping odor-causing molecules and certain gases, enhancing overall air quality.

  4. CADR (Clean Air Delivery Rate): Higher CADR ratings indicate faster and more efficient air purification, removing contaminants more quickly.

  5. Coverage Area: Ensure the purifier can adequately cover the size of the room or space where you intend to use it.

Pro Tips

  • Placement Matters: Position the air purifier in the room where you spend the most time for optimal effectiveness.

  • Regular Filter Replacement: Maintain the purifier by replacing filters as recommended to ensure maximum efficiency.

  • Combine Technologies: Consider models that combine multiple technologies (HEPA, UV-C, Activated Carbon) for comprehensive air purification.

Topic-Specific Guides

Home Use:

  • For home use, prioritize quiet operation if placing in bedrooms or living areas.

  • Models with smart features or remote control can offer convenience in adjusting settings.

Office or Commercial Settings:

  • Choose purifiers with high CADR suitable for larger spaces like offices or meeting rooms.

  • Consider portable units for flexibility in placement and usage.

Medical or Health Facilities:

  • Opt for purifiers with medical-grade filtration systems for stringent air quality requirements.

  • Ensure compliance with industry standards and guidelines for healthcare settings.

By focusing on these key features, applying pro tips, and considering specific needs, you can select the best air purifier to effectively combat bacteria and viruses in your environment. Regular maintenance and proper usage will ensure long-term air quality improvements.

Final Words

Finding the best air purifier for bacteria and viruses is essential for keeping your indoor air clean and your family healthy. The top 5 models we’ve recommended from Amazon are packed with powerful features like True HEPA filters, UV-C light, and high-efficiency performance to target airborne germs effectively. Whether you’re dealing with seasonal illnesses, allergies, or just want extra peace of mind, these purifiers are trusted, highly rated, and built to deliver results. Invest in the right unit today and breathe easier tomorrow.

Freqently Asked Questions

Is HEPA filter antibacterial?

 A standard HEPA filter traps bacteria and viruses but doesn’t kill them. Some advanced HEPA filters are treated with antibacterial coatings or paired with UV-C light to help neutralize the trapped germs.

Do air purifiers remove bacteria and viruses?

 Yes, many air purifiers can remove bacteria and viruses from the air. Models with True HEPA filters trap tiny particles, while some use UV-C light or ionizers to kill germs. This helps reduce the spread of illnesses indoors.

What type of filter is best for viruses and bacteria?

A True HEPA filter is essential, but for better protection, go for HyperHEPA or medical-grade filtration. Filters with activated carbon help remove harmful gases, and UV-C technology adds an extra layer of germ-killing.

About Author

Tayyabah Zahoor is an expert writer with a Bachelor's degree in Physics. She specializes in creating content for affiliate websites, particularly about air purifiers. Using her scientific knowledge, she compares different air purifiers by analyzing their features and effectiveness. This helps her provide clear and helpful information to consumers looking for the best options.

EXPLORE FURTHER →

Latest News

Don't Miss Our Update