What is the best air purifier for bedrooms with pets and allergies?

When choosing an air purifier for a bedroom with pets and allergies, you need a machine that handles three specific jobs: a True HEPA filter to capture microscopic allergens like pet dander and pollen, a robust pre-filter or carbon filter to trap larger pet hair and neutralize odors, and a sleep mode that is quiet and dark enough not to disrupt your rest.

The Winix 5500-2 is the best overall choice. Unlike many purifiers that use a thin, flimsy carbon sheet, the Winix uses a washable carbon pellet filter that excels at trapping pet odors and capturing loose hair before it clogs the HEPA filter. Its sleep mode is whisper-quiet and automatically dims the indicator lights.

If you have a smaller bedroom or are on a tighter budget, the Levoit Core 300S is an excellent alternative. It offers a dedicated sleep mode that turns off all display lights and operates at a nearly silent 22 decibels, while still providing True HEPA filtration and smart features for scheduling.