Do you want to provide fresh and clean air in your large living room, office or apartment?

Then keep reading this review. With the instruction below, you’ll be able to find the best air purifier for a large space. There is some general information about large room air purifiers and there are five models that are very quality and efficient.


About Air Purifier for Large Space

Get The Square Footage

Before buying an air purifier, you should know that you can buy air purifiers for small space, medium space, large space, extra-large space and even for personal use. First, you need to measure your room, so measure the length and width of the room and multiply those two numbers. You will get the appropriate square footage.

What Is Your Room Size?

The small air purifiers are designed for personal use or for the rooms of up to 200 square feet. The air purifiers for medium rooms can cover the space between 200 to 300 square feet. Finally, the air purifier for large space can handle 300 sq. ft and more. Also, you can use an air purifier for two rooms in the house or even for the whole house.

Where Should You Put It?

Don’t put the air purifier against the wall or behind the couch, it will work less efficiently. If it’s possible, put it in the middle of the room. Also, before buying, check out the air changes per hour, more air changes mean cleaner air. Look for noise level, some large room air purifiers are very noisy, you don’t want to hear noise all day.

What About Filters?

If your desired air purifier has a three-stage filtration system, that could be a great air purifier. The HEPA filter stands for the filter highest standard. But there are different types of HEPA filter, the best are True HEPA filter, Hyper HEPA and H13 HEPA filter. If you want to remove odors, check out the activated carbon filter, it is very efficient with odors. For a long air purifier lifespan, pre-filter is necessary. It will stop large particles, so they don’t damage other filters.

Best 5 Air Purifier For Large Spaces

Best Air Purifier For 500 Square Feet

Honeywell Extra Large Room Air Purifier

AHAM Verified

This Honeywell model comes in two colors; black and white. Also, you can choose between a black air purifier with or without Bluetooth. This large area air purifier has 9.2 x 20 x 22.2 inches. It weighs 21 pounds. Also, it is AHAM verify, so it can cover the room size that manufacturer claim and it is efficient with smoke, dust and pollen.

Honeywell Extra Large Room Air Purifier

Air Changes Per Hour

The Honeywell air purifier is designed for rooms of up to 465 square feet. This air purifier for big rooms provides continuous circulation because it cleans the air 5 times per hour. That is 120 times per day. There are 4 cleaning levels. You can choose between germ, allergen, general clean and turbo mode. If you set up a turbo level, the air purifier will quickly clean the air.

Three Filters

This large room air purifier uses three filters for air cleaning. There is Genuine Honeywell pre-filter and it stops large particles like dust and pet hair. Also, there is a filter for odors, it effective with pet odors, cooking odors, smoke and volatile organic compounds. The third filter is the True HEPA filter and it can eliminate more than 99.97% of harmful airborne particles, like pollen, mold, allergens and bacteria.

Honeywell Extra Large Room Air Purifier review

Control Panel

On top of this air purifier, there is a control panel, which is very easy to use. There you can set up cleaning levels, filter replacement indicator. That means if it’s time to change filters, the indicator will light on, you don’t have to check it. There is also, auto-off timer option. You can set the timer for 2, 4 or 8 hours, after the desired time, it will automatically shut down.


  • True HEPA filter
  • auto timer
  • filter replacement indicator
  • for 465 square feet room

Best Air Purifier With Washable Filter For Large Room

Holmes Air Purifier Large Room

5 Years Warranty

You can buy Holmes air purifier for medium-sized rooms and large-sized rooms. The Holmes comes in black color and has a compact design. Its dimensions are 16.1 x 7.9 x 17.3 inches. It weighs 11 pounds, so you can easily carry it from one room to another. With this model comes a warranty for 5 years.

Holmes Air Purifier Large Room

Four Speeds

This large room air purifier has four speeds, you can adjust the speed depends on air quality. If the air is polluted, set up the highest speed. It will quickly purify the air. Also, if you want to use it during the night, set up the lowest speed. It will operate quietly, so you can sleep without disturbing.

True HEPA Filtration

The Holmes air purifier for large space has three filter types. There is a pre-filter for large particles, True HEPA filter for the smallest particles of 2 microns. That includes pollen, allergens, mold spores, pet dander and other irritants. The carbon filter will reduce the odors, like smoke.

Holmes Air Purifier Large Room review

Filter Maintenance

The True HEPA filter can last about a year, the carbon filter last three months and the pre-filter you can wash every month. The device monitors filter life, so there is an LED indicator that will turn on when it is time to filter replacement. The package includes three filters.

Smoke CADR: 225

The Holmes can cover the space of up to 349 square feet. So, you can use it in your big living room, basement, garage or in your office. This air purifier has a high CADR number for smoke, there is 225. That means it will effectively remove smoke from your environment.


  • best for smoke
  • for 349 square feet
  • three filters included

Best Large Room Air Purifier For Pets

Alen Breathesmart Classic Large Room Air Purifier

Pet Dander & Odor

The Alen offers four models for different purposes. So there are air purifiers with a focus on allergies and dust, mold and bacteria, pet dander and odor, smoke and chemical. Depends on your situation, choose the best model. In this short review of Alen air purifier, we talk about a model for pet dander and odor.

Alen Breathesmart Classic Large Room Air Purifier

Multiple Colors

You can choose the color of the panel, there are multiple color options. For example, you can choose between white, rosewood, graphite, oak, maple and other colors. The Alen air purifier for large room ahs 10 inches in depth, 17.8 inches in width and 26.8 inches in height. It weighs 21 pounds.

1100 Square Feet

The Alen air purifier has low energy consumption, on the highest settings it uses 105 watts. This air purifier for large space is the best for master bedrooms, big living rooms, basements, garages, workshops, open office spaces and other large spaces. This air purifier can cover the space of 1100 square feet. It uses a True HEPA filter.

Alen Breathesmart Classic Large Room Air Purifier review

Air Quality Indicator

The Alen air purifier for large areas cleans the air every 30 minutes. This device has an air quality indicator, so if you see blue color, that means excellent air quality, orange stands for fair quality and red is bad air quality. Then you can adjust the fan speed depends on the air quality. There are four fan speeds.

WhisperMax Technology

There is specific mode for night time operation. If you choose that mode, the air purifier will operate quietly and the lights will be off. There is an auto mode that cleans the air continuously and adjusts the fan speed automatically. You can use ionizer if you want, it is optional. It is safe for use because it doesn’t produce ozone.


  • True HEPA filter
  • auto and sleep mode
  • optional ionizer
  • for 1100 square feet rooms

Best Air Purifier For Large Office

Levoit Air Purifier Large Room

881 Square Feet

The Levoit air purifier is available in two colors: black and white. Its dimensions are 23 x 12 x 12 inches. It weighs 21 pounds. The Levoit can handle rooms of up to 881 square feet. In this room size, it will clean the air every 30 minutes. If you put it in a room of 538 sq. ft, it will circulate the air every 18 minutes.

Levoit Air Purifier Large Room

H13 HEPA Filter

This large room air cleaner uses an H13 True HEPA filter and it’s an ultra-dense filter. This HEPA filter can catch more airborne pollutants than other filters. So, it will clear the air from lint, pollen, dust, mold, pet dander, bacteria and more. It is important to say that it reduces bacteria and viruses spreading, but it can’t eliminate them.

Real-time Air Quality Data

The preliminary filter captures large particles such as hair and pet fur. There is an activated carbon filter that absorbs smoke, cooking odors, pet odors and volatile organic compounds. In auto mode, Levoit monitors air quality and increase the fan speed if it’s necessary. There are three speeds and sleep mode.

Levoit Air Purifier Large Room review

Turn The Lights Off

You can see air quality at every moment. This air purifier for big rooms has different colors for different air quality, there are blue, green, yellow and red colors for very good, good, moderate and poor air quality. When you turn on sleep mode, the light will be turned off. Also, the Levoit has a timer, so you can set it up between 1 to 12 hours.


  • set up the timer
  • air quality data
  • can cover the room of up to 881 sq. ft.

Best Large Room HEPA Air Purifier

Winix Large Room Air Purifier

Attractive Design

The Winix air purifier has an attractive compact design. It is a black-colored air purifier that is powered by batteries. The Winix requires one lithium polymer battery and it is included in the package. Its size is 15 x 8.2 x 23.6 inches and it weighs 15 pounds. The price is affordable.

Winix Large Room Air Purifier

Washable Carbon Filter

This Winix 5500-2 model is designed for spaces of up to 360 square feet. You can use it in the kitchen, living room, office, kids room,…The Winix air purifier for large space has three stages of air purification. There is an Advanced Odor Control carbon filter that catches household odors, pet odors, smoke. It is a washable filter. The True HEPA filter catches ultrafine particles of 0.3 microns and there is PlasmaWave technology.

PlasmaWave Technology

This technology doesn’t produce ozone, it is safe for use. It operates at the molecular level. So, this technology can destroy odors, chemical vapors, gases and other pollutants. The package includes a remote control, you can change the speed and other settings from your couch.

Winix Large Room Air Purifier review

Smart Sensors

The Winix has smart sensors that monitor the air quality. Then the LED indicator will show you the level of air quality. There are three colors, blue, amber and red. If the auto mode is on, the Winix will increase or decrease the fan speed and maintain the clean air.

Dimmed Lights

The fan has four speeds. This device has adjustable settings if you want to use it during the night. The fan will work quietly and the lights are dimmed. The filter indicator will remind you when it’s time to change the filter. This air purifier for large space has an Energy Star certificate.


  • affordable price
  • battery-powered
  • remote control
  • plasma technology

Conclusion: Which Are The Best Two Air Purifiers For Large Spaces?

It isn’t easy to recommend just one or two air purifiers for large spaces. All models on this list are very effective and have a multiple options. Whichever you choose, you won’t make a mistake. I will suggest these two models: the Honeywell air purifier and the Holmes air cleaner. The Honeywell air purifier has 4 cleaning modes, three filters and an auto timer. The Holmes uses True HEPA filter, four fan speeds and it is best for smoke removal.

If you want to find out more information about air cleaners, read the review of the air purification system. If you looking for a portable air purifier, check out the post about portable air purifiers. For silent air purifier, read the post about the best quiet air purifiers.