10 Best Air Purifier With Humidifier Functions 2025 in the United States

The Blueair 2-in-1 Pro Air Purifier & Humidifier is designed for large rooms, cleaning up to 1,875 square feet quickly, which makes it a great choice for open living spaces or big bedrooms. It uses HEPASilent™ technology to capture 99.97% of allergens, dust, and smoke, offering strong air filtration that benefits allergy sufferers or anyone wanting cleaner air. The humidifier adds moisture evenly with its 360° InvisibleMist™, running continuously for up to 60 hours without needing a refill, which helps keep skin and air comfortable without creating fog or mess.

The Blueair 2-in-1 Purify + Humidify is a robust solution for those looking to improve air quality and humidity in their homes. With a coverage area of 1,726 square feet, it can efficiently purify and humidify large spaces, making it suitable for living rooms, offices, and nurseries alike. The HEPASilent™ filtration system effectively captures airborne particles, while the 360° InvisibleMist™ Technology ensures balanced humidity levels, providing a comfortable environment.

The SHARP KC850U Air Purifier and Humidifier is designed for medium-sized rooms, effectively covering areas up to 1,230 sq. ft. at one air change per hour, with an optimal performance for rooms of 254 sq. ft. at 4.8 air changes per hour. The standout feature is its durable filtration system, which includes an Activated Carbon Deodorizing Filter, a True HEPA Filter, and a Humidifying Filter—each potentially lasting up to five years depending on usage and environment.