10 Best Inexpensive Air Purifiers 2025 in the United States

The LEVOIT Core P350-P is designed with pet owners in mind, featuring a 3-in-1 filtration system that includes a HEPA filter and an efficient activated carbon filter to tackle pet odors, smoke, dust, pollen, and other airborne irritants. It covers about 217 square feet quickly, making it suitable for medium-sized rooms like bedrooms or living rooms. Its noise level is impressively low at 24 decibels in sleep mode, allowing you and your pets to rest without disturbance. The unit also consumes energy efficiently, aligning with its CARB certification, which is a plus for those mindful of electricity use.

Maintenance is straightforward thanks to the replaceable filter system; however, replacement filters need to be purchased separately, which is typical but an ongoing cost to consider. One thoughtful feature is the Pet Lock, which prevents curious pets or children from changing settings, adding convenience and safety. While it doesn’t use ionizers or sprays that might harm pets, it still effectively neutralizes odors using its ARC Formula technology.

The design is compact and practical, but it is best suited for smaller to medium rooms rather than large open spaces. If you are looking for an affordable, pet-focused air purifier that balances quiet performance with decent coverage and effective odor removal, the LEVOIT Core P350-P is a solid choice. For larger areas or severe allergies, a more powerful or larger unit might be necessary.

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.

The LEVOIT Core 300-P Air Purifier is a strong contender for an inexpensive air purifier. It boasts a high-performance HEPA filter that captures 99.97% of particles as small as 0.3 microns, making it an excellent choice for those with allergies or pet owners dealing with hair and dander. Covering up to 1095 sq. ft., it is suitable for medium to large rooms, providing fresh air quickly with a CADR of 141 CFM. The sleep mode and QuietKEAP Technology reduce noise to a whisper-quiet 24 dB, ensuring it won't disturb your rest.

The sleek design and multiple filter options cater to various needs, from removing smoke to absorbing odors and toxins. However, it's important to use official Levoit replacement filters for optimal performance, as off-brand filters may not be reliable. The unit is energy efficient, with a 56W motor, and is fully certified for safety and energy standards. Maintenance is straightforward, with a filter lifetime indicator and a user-friendly touch controller.

Some users might find the need for filter replacements costly over time, but the long-term benefits can outweigh this. The product's weight of 7.98 pounds makes it easy to move around, and it doesn't require any assembly. With a 2-year warranty, this air purifier is a reliable and effective solution for maintaining clean air in your home.