10 Best Air Purifiers 2025 in the United States

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.

The unit also has Odor Neutralizer Technology to help keep your home smelling fresh by reducing odors effectively. An automatic adjustment feature called Clean Sense IQ monitors air quality and adjusts power levels as needed, with real-time updates displayed on an LED screen. The Shark HP302 operates at a noise level of 52 dB, which is relatively quiet for its size and power. It consumes 54 watts, making it energy-efficient for its coverage capacity.

However, potential drawbacks include its relatively high upfront cost and its large size, which may not be suitable for smaller spaces. Additionally, while it doesn’t require frequent filter changes, the initial investment is higher compared to other models that may need more frequent but less expensive filter replacements.

The Dyson Purifier Hot+Cool HP07 is a versatile air purifier that not only cleans the air but also acts as a heater and fan, making it useful year-round. It covers up to 73 square feet, which is suitable for smaller rooms like bedrooms or offices. Its filtration system uses a fully sealed HEPA H13 filter combined with carbon layers to trap tiny particles and odors effectively, ideal for high-quality air cleaning. The purifier also has a strong airflow system that helps spread clean air evenly across the room.

A handy feature is the real-time air quality monitoring shown on an LCD screen and through the Dyson app, so you can see how well it’s working. It adjusts automatically to changes in air pollution and offers different modes, including a quiet night setting and fan-only options for cooling without heating. The noise level is around 62 decibels, which is noticeable but not too loud, similar to a normal conversation.

Filter replacement is straightforward, with alerts on the screen or app when it’s time to change, making maintenance easier. The device is compatible with voice assistants like Alexa, Siri, and Google Home, allowing for hands-free control. Its coverage area might be limited if you need to purify larger spaces, and the price and setup could be higher than basic purifiers. The heating and cooling functions work best in small rooms rather than large areas. This purifier represents a reliable, easy-to-use device that provides good filtration and added comfort features in a compact form.

The LEVOIT Vital 100 air purifier is a solid choice for anyone looking to improve air quality in medium-sized rooms up to about 300 square feet. It has a decent Clean Air Delivery Rate (CADR) of 130 CFM, meaning it can efficiently clean the air relatively quickly—in roughly 18 minutes for its stated coverage area. Its 3-stage filtration system combines a pre-filter, an efficient main filter, and an activated carbon layer, which together handle common indoor pollutants like dust, pollen, smoke, and pet hair effectively. One of its biggest selling points is its quiet operation, producing noise as low as 23 decibels, making it suitable for bedrooms and other quiet spaces. Plus, you can switch off the display lights to avoid disturbance at night.

The Vital 100 is user-friendly, with button controls, a timer function for up to 8 hours, and a filter change indicator that helps keep maintenance straightforward. The filters should be replaced every 6 to 8 months, which is typical, and the unit is energy-efficient, costing just a bit over a dollar per week to run continuously. Its compact design with top-facing vents allows flexible placement near walls or corners. However, while it covers rooms up to 300 sq ft efficiently, it may not be the best fit for larger spaces. Also, the filter cannot be washed and requires replacement, which adds to ongoing costs. The 9.3-pound weight means it’s somewhat portable, but not ultra-light.

This air purifier is a dependable, quiet unit suited for allergy sufferers or anyone looking to reduce common indoor irritants in modestly sized rooms.