Best Large Room air Purifier

Blueair HealthProtect 7710i

Blueair Blue Pure 211 Plus Air Purifier

Winix AM90 Air Purifier

The best large room air purifier is one that can handle the size of your room. The more square footage you have, the more powerful the device needs to be in order to keep it clean and healthy for you to breathe. Here are some top picks for large-room air purifiers on the market today.

If you live in a small home, condo, or apartment, then an air purifier that is made to clean medium-sized rooms will likely suffice. These models usually eliminate odors and contaminants in spaces up to 400 square feet. However, if you seek something more powerful for larger areas, you’ll need one designed for large rooms. These purifiers are especially beneficial in homes that are over 1,000 square feet. They can help reduce pollutants, allergens, and other irritants that accumulate when you share your living space with pets or anyone who smokes.

As an important part of a comprehensive health plan, choosing the best large room air purifier is something to do right away. Depending on your home’s size and other factors, such as pets and smoking, one of these top-rated models can be a smart solution for creating a healthier environment.

Top 5 Best Large Room Air Purifier Models

Coway Airmega 400 Air Purifier

Coway Airmega 400 Air Purifier

The Coway Airmega 400 is the perfect model for those looking to purify larger spaces. With a coverage area of 1,560-sq feet, this system offers by far the highest air quality capacity as compared to our other products. The real-time air quality monitoring will make you feel right at home and give your mind peace of mind – even while you are asleep!

  • Coverage – up to 1,560 square feet
  • Filter Type – Washable Pre-Filter + Max2 Filter Set Max2 Filter (Activated Carbon + Green True HEPA™)
  • CADR (Clean Air Delivery Rate) – 328 (Smoke), 328 (Dust), 400 (Pollen)
Blueair HealthProtect 7770i

Blueair HealthProtect 7770i

Blueair’s HealthProtect 7770i is our best-selling Air Purifier for large rooms. Whether it’s your oversized family room, open concept living space, or basement companion – this product keeps you and your home comfortable with 24/7 protection that safeguards against impurities at a rate of 5x an hour. This unit comes equipped with HEPASilent Ultra true HEPA filtration which delivers 50% more clean air, uses 55% less energy, has a 10% lower noise level than traditional true HEPA systems.

  • Coverage – up to 674 square feet
  • Filter Type – HEPASilent Ultra™, Germshield™ and SpiralAir technologies Blueair SmartFilter
  • CADR (Clean Air Delivery Rate) – 435(Smoke), >400  (Dust), 435 (Pollen)
Honeywell Home HPA300 Air Purifier

Honeywell True HEPA Allergen Remover

The Honeywell HPA300 Air Purifier is able to remove pet dander and allergens from the air with 3 power settings, easy touch controls, and a 2-hour auto-off timer. Its ability to push air up to 4.8 times per hour makes it an ideal choice for larger rooms like family dens or living rooms where airborne particles can get trapped in tight spaces. The HPA300 also has a filter change indicator and reset buttons for ease of use and cleanliness. 

Tradeoffs: This device will only work on the lower floors of your home without some modifications that may be necessary not included in packaging by the manufacturer. If that is the case, Honeywell does offer an upper-floor conversion kit.

  • Coverage – up to 465 square feet
  • Filter Type – A+ Genuine Pre-Filter +R Certified True HEPA Filter
  • CADR (Clean Air Delivery Rate) – 300 (Smoke), 320  (Dust), 300(Pollen)
Blueair Blue Pure 211 Plus Air Purifier

Blueair Blue Pure 211 Plus Air Purifier

The Blueair Blue Pure 211 Plus Air purifier is one of the most advanced filters in its class. The dual methods of filtration, electrostatic and mechanical, work together to provide 24/7 protection against all airborne pollutants including gases, smoke particles, allergens, fungus spores, and odor. This filter also features a fabric pre-filter that traps large particles to extend the life of your Primary Filter for years on end. This elegant machine has to lead the industry with the quiet operation since its conception decades ago due to HEPASilent™ filtration technology which sets it apart from competing brands.

  • Coverage – up to 540 square feet
  • Filter Type – Pre-filter+combination Particle + Carbon Filter+HEPA filter
  • CADR (Clean Air Delivery Rate) – 350 (Smoke), 350  (Dust), 350(Pollen)
Winix AM90 Air Purifier

Winix AM90

The AM90 Air Purifier is a powerful new-age air cleaner that employs high-performance HEPA filtration to trap microscopic particles, odors, and allergens from the passing air currents. With 350 square feet of cleaning area in one hour for average sizes rooms, the AM90 provides anyone with sneezing or asthma symptoms relief.

At 650 cleanings per day (cleanings are separated by an hour) the filter will last up to 12 months before needing replacement. For added convenience, you can control your unit anytime through our “talking” Remote Control Brain by simply downloading our WiFI enabled app on any device!

  • Coverage – up to 360 square feet
  • Filter Type – 4-Stage True HEPA
  • CADR (Clean Air Delivery Rate) – 230(Smoke), 233(Dust), 240(Pollen)

What factors should you consider when choosing an air purifier?

The different types of pollutants that are present in any space require different kinds of filtration. In addition to this, the size of your room typically determines your needs. Purifiers that can handle spaces from 100 to 400 square feet, the most common range for medium-sized rooms, are typically satisfactory. However, you should consider obtaining a purifier for large rooms if you live in one that is over 700 square feet because they are capable of handling more pollutants.

Feauturs of Best Large Room Air Purifier

The best large room air purifier is one that can handle the size of your room. The more square footage you have, the more powerful the device needs to be in order to keep it clean and healthy for you to breathe. Here are some top picks for large-room air purifiers on the market today.

Frequently Asked Questions

How do you test purifiers?

These devices are tested by regulators to make sure they meet minimum standards for efficiency and safety. These tests typically include a rating known as CADR, or Clean Air Delivery Rate, which shows how much air is filtered over a given period of time at the device’s maximum setting.

In addition to these formal tests, users can test purifiers by running them in a room and noticing how much additional air is being moved.

How to Get the Most Out of Your Air Purifier?

Regular use is the best way to get the most out of your air purifier. To do this, you should adjust the purifier’s settings so that it turns on when you are in your space. In addition to this, keeping windows closed and running the filter on a regular basis will substantially improve indoor air quality.

Do air purifiers really work?

When used correctly, these devices can significantly improve the quality of your indoor air. They can remove contaminants, allergens, and other irritants that are frequently present in homes around the world. Regularly using an air purifier allows you to breathe cleaner air so that you have fewer respiratory problems and enjoy better overall health.

How long does it take an air purifier to clean a large room?

The speed with which an air purifier works will depend on the size of your room, other factors such as pollutants, and the purifier’s settings. Models are available that have different speeds, so you should try to find one that can handle your space and provide you with enough airflow.

Where is the best place to put an air purifier in a large room?

One of the best places to put an air purifier in a large room is on the floor since it will allow you to move the device around. The higher up it’s placed, the more energy and space it’ll use. Air purifiers work well near windows because they can help improve ventilation when needed.


Protect your family and yourself with an air purifier that can handle the size of your home. The difference in air quality is substantial enough to notice, and all of these models are powerful enough for large rooms while still being reasonably affordable.