Best Hepa Air Purifier for Large Rooms – On this page, you’ll find everything you need to quickly make the right decision on which top rated air purifier to get for your large room. The most useful buying guide we could give you is to check the area (large room coverage) your air purifier can cover. Because if you are using a 200 sq ft air purifier for a, well, 500 sq ft space, even in the best ACH rating (Air changes per hour) your air purifier still can’t purify your room air. The outcome is the reduction of your air purifier’s filter lifetime, as well as energy wasting. We guess you understand why you need to find the most suitable air purifier for your large room thoroughly, right?
To ensure that your air purifier will work well, all you have to do is check the square footage rating of the device that you’re interested in buying. Then, compare it to the size of the room that you want to use it in. The device has a square footage rating that’s equal to (=) or greater than (>) the intended room size, then it’s a good choice. If not, DO NOT BUY THIS.
If you need a complete buying guide for your large room air purifier, for example you want to know about the technical specifications like ACH, CADR, you can read more here.
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1.LEVOIT Smart Wi-Fi
- Voice Command to Control: Levoit Smart Wifi Air Purifier works with Alexa and Google Home Assistant. Just give a simple voice command to control your air purifier with Vesync app via Alexa or Google Home Assistant. Levoit Smart Wifi Air Purifier works with stable 2.4GHz network
- Smart Remote Control: No need to use smart plug. Use your smartphone to directly control air purifier anytime anywhere, always breathe fresh air when arrive at home. Vesync App comes with advanced features including direct control, timer, air quality display, filter life, etc
- Smoke Eater and Odor Eliminators: With Huge Honeycomb Activated Carbon Filter, H13 True HEPA Filter, Pre-Filter, the purify efficiency is 30% higher and purify speed is 30% faster than other ordinary air cleaner, protect you from cats litter box and chain smokers
- Ideal for Allergic People: Removes up to 99.97% of harmful dust, pollen, pet dander, mold and other 0.3 microns allergens through 3-in-1 filtration. Great Help with allergies and stuff nose by bringing you new fresh air
- Ensure Whole-Night Sleep: Filters the air with a noise level of 27 dB for a restful and soothing indoor environment, helping you sleep deeply. LED display can all be turned off so it won’t keep you awake at night
- Auto Mode: With a cutting edge smart sensor, the air purifier can automatically adjust between 3 fan speed settings in response to real-time air quality readings
- MAX Mode Power: Cleans a room up to 900 sq.ft in 1 hour, 500 sq.ft in 33 minutes. Maximum benefits 360 sq.ft at the Highest Fan Speed Level
- Energy-Saving: Only need to cost about $12 to $15 a year for electricity
- Note: Remaining filter life can be checked on VeSync app. Only Genuine Levoit Replacement Filter can guarantee the performance of your air purifier (Search for: lvpur131 replacement filter or B06XDM7LT7/ B075MD6RDH)
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2.Alen BreatheSmart 75i
- RECOMMENDED FOR: Dust, dander, allergens, pet fur, and odors. Perfect for large rooms, offices, schools and open spaces
- B7-PURE FILTER: Standard filter that helps eliminate asthma and allergy triggers
- TRUE HEPA: Includes a Medical Grade H13 True HEPA layer that captures 99.99% bacteria, aerosolized viruses, and airborne particles larger than 0.1 micron. True HEPA filters last 3-5 months longer than standard filters.
- 5 AIR QUALITY COLORS: A Laser Smart Sensor detects airborne particles and auto-adjusts with air quality changes. Blue = Excellent, Green = Good, Orange = Fair, Red = Poor, Purple = Bad air quality (high levels of particles)
- QUIETLY POWERFUL: Cleans 1300 SqFt every 30 minutes and eliminates airborne pollutants fast. Perfectly tuned to generate soothing pink noise - a frequency to help you sleep up to better
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3.Coway Airmega 400
- Coway Airmega 400 room air purifier is designed to accommodate large room sizes up to 1,560 square feet and cleans the air at least two times per hour when used as recommended.
- Coway Airmega Max2 filter-a combined activated carbon and a True HEPA filter-captures and reduces up to 99.99 percent of particles 0.01 microns in the air, including pollen, pollutants and other allergens. It also reduces more than 99 percent of volatile organic compounds and reduces fumes such as NH3 and CH3CHO.
- Coway Airmega’s pollution sensor communicates indoor air quality testing in real-time. The brightly colored LED ring lets you know how clean or dirty your indoor air is, every minute of the day.
- Coway Airmega has five fan modes: Smart, Sleep, Low, Medium and High. Noise level is nearly silent at lower speeds. Max noise at highest setting is 43.2 dB.
- Coway Airmega is a smart, energy efficient air purifier with a three-setting smart mode to adapt to its surroundings. Fan speed automatically adjusts based on the room’s air quality and lighting conditions to improve air quality.
- Coway Airmega has a timer with 1, 2, 4 and 8 hour settings, plus indicators for filter lifetime for both the washable pre-filter and Max2 filter.
- Coway Airmega 400 is Energy Star certified and consumes 64 watts.
- Limited manufacture’s warranty covers any internal malfunctions for 1 year and motor and electronic parts for 5 years. Filters are excluded.
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4.Hathaspace Smart True
- Medical Grade HEPA: Better than H11 HEPA, H13 HEPA filters 99.97% of particles down to 0.3 microns and 99.95% of particles between 0.3 – 0.1 microns. Our 5-in-1 filter system targets pollen, dust, pet dander, VOC’s, tobacco smoke, odors, and more. H13 HEPA is considered medical grade air filtration, the unit alone is not a medical device.
- 1500+ Sq Ft Coverage: Perfect for extra-large rooms, our air purifier replaces 100% of the air in a 1500 sq ft space every hour. With a state-of-the-art fan and motor, enjoy clean air delivered quietly and efficiently in your home, bedroom, office, kitchen, basement, or living room.
- Know Your Air Quality: A smart particle sensor monitors your air quality, giving you precise measurements and feedback in real-time. A sleek touch-screen display panel reveals your official EPA Air Quality Index score, while a light on the front panel changes color depending on your air quality.
- Breathe Easier: Spend more time doing what you love without allergies or asthma problems. In AUTO mode, relax and let your air purifier run the show, while it automatically adjusts the fan speed based on your surrounding air.
- What You Get: Large smart air purifier, medical grade HEPA composite filter, washable pre-filter, manual, 5-year warranty, award-winning customer support 7 days a week, and the peace of mind that comes from a trusted American brand.
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- Advanced HEPA filtration with six stages of purification and deodorization
- 5 Year Warranty
- Pet Allergy customized filter: Traps and reduces pet dander and pet odors.
- The MinusA2 is designed to either stand alone or to be mounted on the wall.
- Room coverage up to 700 sq. ft.
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As I have become more aware of air pollution, I was surprised to learn that it’s not just an outdoor problem. Indoor air quality can also affect our health and quality of life. When I set out to try to solve this problem using an air purifier, I was unprepared for the overwhelming amount of air purifier products and solutions that make bold claims about purifying the air in the home using a HEPA filter.