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10 Best Inexpensive Air Purifiers 2025 in the United States

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Our Top Picks

#1

Winner

PuroAir 240 HEPA Air Purifiers 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 (2 Pack)

Rating
9.8
Chosen by1,266
Clean Air Delivery Rate (CADR)
Noise Level

Most important from
12345 reviews

Clean Air Delivery Rate (CADR)
The purifier effectively reduces smells and cleans particulate matter, operating reasonably quietly.
Noise Level
The device is very quiet, especially on medium settings, making it almost unnoticeable.

The PuroAir HEPA Air Purifier is a solid choice for those seeking an effective and inexpensive air purifier for large rooms up to 1,115 sq ft. Its powerful 3-layer filtration system, including a pre-filter, HEPA filter, and activated carbon, effectively captures up to 99.9% of pollutants such as dust, pollen, smoke, pet dander, and VOCs, making it an excellent option for allergy sufferers and pet owners. Additionally, it has been lab-tested and holds multiple certifications, including CARB, ETL, ISO, UL, and Energy Star, which adds to its credibility and reliability.

The built-in smart particle sensor helps maintain air quality by adjusting power levels automatically, and the quiet sleep mode is perfect for bedroom use. However, some drawbacks include the potential for higher energy consumption due to its 24/7 operation and the need for regular maintenance and filter replacements, which might add to long-term costs. Despite being a bit bulky, it offers a 2-year risk-free warranty, which provides peace of mind.

Its build quality and performance make it a worthwhile consideration for those needing a powerful yet affordable air purifier for larger spaces.

Rating
9.8
Chosen by1,266
Clean Air Delivery Rate (CADR)
Noise Level

Most important from
12345 reviews

Clean Air Delivery Rate (CADR)
The purifier effectively reduces smells and cleans particulate matter, operating reasonably quietly.
Noise Level
The device is very quiet, especially on medium settings, making it almost unnoticeable.
#2

LEVOIT Air Purifiers for Bedroom Home, 3-in-1 Filter Cleaner with Fragrance Sponge for Better Sleep, Filters Smoke, Allergies, Pet Dander, Odor, Dust, Office, Desktop, Portable, Core Mini-P, White

Rating
9.6
Noise Level
Maintenance and Filter Replacement

Most important from
54600 reviews

Noise Level
Operating at a low noise level, it provides a soothing white noise that helps block out other sounds, enhancing sleep quality.
Maintenance and Filter Replacement
Setting up and operating this purifier is incredibly easy, and changing the filter is straightforward, making maintenance hassle-free.

The LEVOIT Core Mini-P Air Purifier is designed for those seeking an affordable solution to improve indoor air quality, particularly in smaller spaces like bedrooms and offices. One of its standout features is the 3-in-1 filtration system that effectively captures various pollutants, including pet dander, smoke particles, and other allergens, making it a great choice for allergy sufferers. Additionally, it includes an activated carbon filter that helps neutralize odors, which is a big plus for maintaining a fresh atmosphere.

In terms of noise level, it's relatively quiet, operating at just 25 dB, ensuring it won’t disrupt your sleep or daily activities. It’s lightweight and portable, making it easy to move from room to room as needed. The auto-off display feature is a thoughtful addition, allowing for undisturbed rest when used in a bedroom.

However, there are a few considerations to keep in mind. While it claims to cover up to 337 square feet, users in larger rooms may not experience the same level of air purification. The reliance on genuine Levoit filters for optimal performance means additional costs for replacements, which can be a drawback for budget-conscious users. Additionally, while the design is sleek and modern, the unit itself may not suit everyone's aesthetic preferences.

Rating
9.6
Noise Level
Maintenance and Filter Replacement

Most important from
54600 reviews

Noise Level
Operating at a low noise level, it provides a soothing white noise that helps block out other sounds, enhancing sleep quality.
Maintenance and Filter Replacement
Setting up and operating this purifier is incredibly easy, and changing the filter is straightforward, making maintenance hassle-free.
#3

LEVOIT Air Purifiers for Home Large Room Up to 1800 Ft² in 1 Hr with Washable Pre-Filter, Air Quality Monitor, Smart WiFi, HEPA Sleep Mode for Allergies, Pet Hair in Bedroom, Vital 200S-P, White

Rating
9.3
Filter Type
Room Size Coverage
Noise Level

Most important from
8811 reviews

Filter Type
The washable pre-filter is a great feature, making maintenance easy and cost-effective.
Room Size Coverage
Perfect for large spaces, effectively cleaning air in rooms up to 1800 sq. ft. within an hour.
Noise Level
Relatively quiet even on higher settings, ensuring it's not disruptive during TV time or sleep.

The LEVOIT Vital 200S-P air purifier is designed for users looking for an effective and affordable solution to improve air quality, particularly those who suffer from allergies. It features a robust filtration system, including a washable pre-filter and a HEPA-grade filter, which captures 99.97% of particles as small as 0.1-0.3 microns, making it ideal for removing allergens, pet hair, and dust from the air. The purifier covers large rooms up to 1800 square feet, with a Clean Air Delivery Rate (CADR) of 242 CFM, ensuring efficient air purification per hour.

An added convenience is the smart WiFi control via the VeSync app, allowing users to monitor air quality, set schedules, and control settings remotely. The Auto Mode with HEPA Sleep Mode automatically adjusts fan speeds based on air quality, maintaining a quiet environment during rest. Energy consumption is optimized with its light detection feature that adjusts display brightness according to room lighting. However, users should be aware that the purifier's performance is best when using genuine Levoit filters, and off-brand filters may not be as effective.

Additionally, while the washable pre-filter extends the life of the other filters, regular maintenance is necessary to ensure optimal performance. The unit is somewhat bulky and might not be the best fit for very small spaces. Its moderate noise level in higher settings might be noticeable, but it is generally quiet in Auto and Sleep modes, making it suitable for bedrooms and large living areas. For those needing an affordable, high-performing air purifier for large rooms, the LEVOIT Vital 200S-P is a solid choice.

Rating
9.3
Filter Type
Room Size Coverage
Noise Level

Most important from
8811 reviews

Filter Type
The washable pre-filter is a great feature, making maintenance easy and cost-effective.
Room Size Coverage
Perfect for large spaces, effectively cleaning air in rooms up to 1800 sq. ft. within an hour.
Noise Level
Relatively quiet even on higher settings, ensuring it's not disruptive during TV time or sleep.

Buying Guide for the Best Inexpensive Air Purifiers

Choosing the right air purifier can significantly improve the air quality in your home, making it healthier and more comfortable to breathe. When looking for an inexpensive air purifier, it's important to consider several key specifications to ensure you get the best value for your money. Here are the main factors to consider and how to navigate them to find the best fit for your needs.
Filter TypeThe filter type is crucial because it determines what kind of particles the air purifier can remove from the air. Common types include HEPA filters, activated carbon filters, and UV filters. HEPA filters are excellent for capturing small particles like dust, pollen, and pet dander, making them ideal for allergy sufferers. Activated carbon filters are great for removing odors and chemical pollutants. UV filters can kill bacteria and viruses. Consider what you need to filter out of your air to choose the right type.
Room Size CoverageRoom size coverage indicates the maximum area the air purifier can effectively clean. This is usually measured in square feet. Small purifiers are suitable for rooms up to 150 square feet, medium ones for rooms between 150-300 square feet, and large ones for spaces over 300 square feet. To pick the right one, measure the size of the room where you plan to use the purifier and choose a model that can handle that area.
Clean Air Delivery Rate (CADR)CADR measures the volume of filtered air delivered by the air purifier per minute. It is usually given for three types of pollutants: smoke, pollen, and dust. Higher CADR ratings mean the purifier can clean the air faster and more efficiently. For small rooms, a CADR of 60-100 is sufficient, while larger rooms may require a CADR of 200 or more. Consider the level of pollutants in your environment to determine the necessary CADR.
Noise LevelNoise level is important if you plan to use the air purifier in a bedroom or living area where quiet is preferred. Noise levels are measured in decibels (dB). Purifiers with noise levels below 30 dB are very quiet, those between 30-50 dB are moderate, and above 50 dB can be quite loud. Think about where you will place the purifier and how sensitive you are to noise when making your choice.
Energy ConsumptionEnergy consumption indicates how much electricity the air purifier uses. This is important for keeping your energy bills low. Look for models with Energy Star certification, which are more energy-efficient. Consider how often you will run the purifier; if it will be on continuously, energy efficiency becomes even more important.
Maintenance and Filter ReplacementMaintenance involves how often you need to clean or replace the filters. Some filters are washable and reusable, while others need to be replaced every few months. Check the cost and availability of replacement filters, as this can add to the long-term cost of the purifier. Choose a model with maintenance requirements that fit your lifestyle and budget.

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