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10 Best Air Purifiers 2025 in the United States

#1

Winner

10.0 score

Shark Air Purifier for Home with NeverChange(5-Year) HEPA Air Filter, 1400 sq. ft. for Powerful Multi-Room Purification, Filters Smoke, Captures 99.98% of Particles & Dust, HP302, White

The Shark Air Purifier HP302 is a powerful option for those needing to cover large areas up to 1400 sq. ft., making it suitable for multi-room use, large bedrooms, living rooms, and basements. It features a NeverChange HEPA filter that captures 99.98% of particles and dust, surpassing standard HEPA requirements, and is designed to last up to 5 years without replacement. This can result in significant savings on filter replacements over time. The filter system also includes a Debris Defense washable filter that captures larger particles like hair and dust, which helps to extend the life of the HEPA filter.

Rating
10.0
Chosen by1,350
Room Size Coverage
Filter Type
Noise Level

Most important from
3888 reviews

Room Size Coverage
This purifier is perfect for medium to large rooms, providing cost-effective filter solutions that are easy to replace without tools.
Filter Type
The noise level is a calming white noise that is easy to sleep to, and the washable filters are a significant advantage during fire seasons, handling smoke effectively.
Noise Level
Its quiet operation allows indoor cooking without lingering odors, making it ideal for maintaining a fresh-smelling home.
#2
8.8 score

LEVOIT Air Purifier for Pets, Home, Large Rooms, and Bedrooms, HEPA Sleep Mode, AHAM VERIFIDE, Efficient Filter for Pet Dander, Odors, Captures Smoke, Dust, Mold, Pollen, Pet Lock, Core P350-P, Grey

The LEVOIT Core P350-P air purifier is designed for medium to large rooms up to about 219 square feet, making it a good fit for bedrooms, living rooms, or pet areas. It uses a 3-stage filtration system including a HEPA filter and an activated carbon filter, which effectively captures tiny particles like pet dander, dust, pollen, and even smoke, while also neutralizing common household odors. This purifier is especially helpful for pet owners since it tackles pet-related smells and allergens well, reducing sneezing and breathing discomfort.

Rating
8.8
Coverage Area
Filtration System
Clean Air Delivery Rate (CADR)

Most important from
133325 reviews

Coverage Area
Its moderate size and quiet, effective performance make it suitable for medium to large rooms without overwhelming the space.
Filtration System
The included HEPA and activated carbon filters effectively capture pet dander, dust, pollen, smoke, and odors, making it especially beneficial for pet owners and allergy sufferers.
Clean Air Delivery Rate (CADR)
High settings provide a strong air-cleaning boost, perfect for use when extra filtration is needed after opening windows.
Noise Level
Its quiet operation on low and medium settings makes it ideal for continuous use in bedrooms without disturbing sleep.
Filter Replacement and Maintenance
Filter replacement is straightforward, with reminders that help maintain consistent performance.
Extra Features
The sleep mode that turns off all lights enhances nighttime comfort and convenience.
#3
8.5 score

PuroAir 240 HEPA Air Purifier for Home Large Rooms - Covers Up To 1,000 Sq Ft - Filters Up To 99.9% of Pollutants, Smoke, Pollen, Dust - Quiet HEPA Air Filter - Air Purifiers for Bedroom

The PuroAir HEPA Air Purifier is a strong contender for those looking to improve air quality in large rooms up to 1,115 square feet. Its powerful 3-layer filtration system, including a pre-filter, HEPA filter, and activated carbon, can capture up to 99.9% of pollutants like dust, pollen, smoke, pet dander, and VOCs. This makes it particularly beneficial for allergy sufferers and those sensitive to indoor air pollution. Certified by various safety and efficiency standards, the PuroAir is a reliable choice for maintaining a cleaner home environment.

Rating
8.5
Filter Type
Noise Level

Most important from
15223 reviews

Filter Type
Not only does the filter clean particulate matter, but it also does a great job reducing smells.
Noise Level
It is reasonably quiet, even on medium settings, making it suitable for continuous use.

Top 10 Best Air Purifiers 2025 in the United States

Coway Airmega 300 Smart Air Purifier with 1,256 sq. ft. Coverage, White, Model:AP-1515H

Coverage Area: 1256 Sq Feet
Filtration System: Pre-filter, Carbon, True HEPA
Noise Level: 22 Decibels
Filter Replacement and Maintenance: Alerts for cleaning or replacement
Extra Features: Air Quality Monitor, Eco, Timer
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Buying Guide for the Best Air Purifiers

Choosing an air purifier is about finding a device that matches your needs for cleaner air at home or in the office. Air purifiers help reduce dust, allergens, pollen, smoke, and even bad smells, making the air you breathe healthier. The right model for you depends on the size of your room, the kinds of pollutants you want to remove, and your personal preferences about noise and maintenance. Knowing the key features will help you make a better decision.
Coverage AreaCoverage area refers to how much space the air purifier is designed to clean, usually measured in square feet or square meters. It's important because a purifier that's too small won't be effective in a large space, while an oversized one may waste energy. Coverage is often divided by small (bedrooms/offices), medium (living rooms), and large (open spaces or studio apartments). Pick an air purifier with a coverage area that matches or slightly exceeds your room size to ensure good performance.
Filtration SystemThe filtration system describes what types of filters an air purifier uses to trap particles and pollutants. Common stages are pre-filters for dust/hair, HEPA filters for tiny particles, activated carbon for smells, and sometimes UV or ionizer features. Each type targets different problems: HEPA is best for allergens, carbon for odors, UV/ionizer for germs. Think about your main concerns (allergies, smoke, pet smells, germs) and choose a model with filters designed for those.
Clean Air Delivery Rate (CADR)CADR measures how quickly and efficiently an air purifier can clean the air of common pollutants such as smoke, dust, and pollen, using numbers—higher numbers mean faster filtering. CADR ratings can be segmented by pollutant, so consider your main issue: for example, smokers might look for a high smoke CADR. Choose a CADR that matches your room size and the severity of your needs—the higher the CADR, the quicker the air will be purified.
Noise LevelNoise level, measured in decibels (dB), tells you how loud the air purifier will be while it’s running. Lower values mean it’s quieter, which is important for bedrooms or offices. Noise can be separated into quiet (under 30dB, almost like a whisper), moderate (30-50dB, like gentle conversation), and loud (over 50dB, similar to street noise). Choose an air purifier with a noise rating that fits your comfort, especially if you want to run it while sleeping or working.
Filter Replacement and MaintenanceFilter replacement and maintenance refers to how often you need to change the filters and how easy it is to clean or replace parts. This is important because some purifiers need frequent or expensive filter changes. Some filters last for months, others need attention every few weeks. If you want low fuss, look for models with long-life filters and clear maintenance instructions, or those with filter-change indicators to remind you when it's time.
Extra FeaturesExtra features may include things like air quality sensors, auto modes, timers, app control, and night modes. These bonus options make it easier or more convenient to use the air purifier, like automatically adjusting speed based on air quality or running quietly at night. If you value ease of use or want smart home integration, consider models that offer these features.

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