5 Best Humidifier With Hepa Filter 2025 in the United States

The Winix A230 Air Purifier is designed for rooms up to 230 square feet but can clean larger areas up to 1,110 square feet in an hour. It features a True HEPA filter, which captures 99.97% of airborne allergens, including dust, smoke, and pet dander. The inclusion of a carbon filter helps reduce odors and prolongs the life of the HEPA filter. The purifier operates quietly at 27 dB, making it suitable for bedrooms and other quiet spaces.

Smart sensors and auto mode adjust the fan speed based on real-time air quality measurements, enhancing its efficiency and convenience. The automated sleep mode ensures energy efficiency and low noise during nighttime. The filter replacement indicator is a handy feature that helps maintain the purifier's effectiveness by notifying when the filters need replacement. However, it is important to note that this product is primarily an air purifier and does not serve as a humidifier. Therefore, if you are specifically looking for a humidifier with a HEPA filter, this may not meet your needs.

The device is easy to use with button controls and requires no assembly. Weighing 6.7 pounds, it is relatively portable. Customer reviews are generally positive, with a rating of 4.5 out of 5 stars. The product comes with a 2-year warranty, providing some peace of mind regarding its durability.

The Pure Enrichment PureZone Mini Portable Air Purifier is designed to provide clean air in small personal spaces, making it a great choice for use in cars, offices, and schools. Its key feature is the True HEPA filter, which effectively eliminates 99.97% of dust, odors, and allergens, offering relief from common issues such as allergies and sinus problems.

The device is compact and lightweight, weighing less than a pound, and includes a rechargeable battery that lasts up to 12 hours, allowing for use without an outlet. This makes it very travel-friendly. The purifier also features an adjustable handle for versatile placement and three fan speeds to customize the air purification level, which can also serve as a personal cooling fan on high speed.

It has a limited coverage area of just 54 square feet, which may not be sufficient for larger spaces. Additionally, while its noise level is relatively low at 30 dB, it might still be noticeable in very quiet environments. The product comes with a 5-year manufacturer’s warranty, adding peace of mind. This air purifier is best suited for individuals needing portable air purification in small personal spaces.

The Winix 9800 4-Stage True HEPA Air Purifier is designed primarily for larger spaces, with a coverage area of up to 500 square feet, making it suitable for big rooms or even smaller apartments. One of its standout features is the ability to clean rooms quickly, including spaces as large as 2,420 square feet within an hour.

The unit excels in filter technology with a four-stage filtration system, including a washable pre-filter, activated carbon filter, True HEPA filter, and PlasmaWave technology. These filters work together to capture 99.99% of airborne allergens and reduce household odors from pets, cooking, and smoke, which is ideal for individuals with allergies or sensitivities to pollutants. Maintenance involves hand washing the filters, which could be considered a bit tedious for some users.

Noise level is another strong point; the purifier runs nearly silently at its lowest speed (26.2 dB), making it suitable for bedrooms or quiet spaces. Additional smart features include WiFi connectivity, control via the Winix Smart App, real-time air quality indicators, and automated sleep mode, providing convenience and ease of use. In summary, the Winix 9800 is a powerful and feature-rich air purifier with an emphasis on smart functionality and quiet operation.