CLARISELECT EDITORIAL SHORTLIST

The Best Air Purifiers for Allergies & Pet Dander

Seasonal pollen, pet dander, and dust mite allergens require rapid air exchange and certified True HEPA filtration. We evaluated published AHAM-verified CADR ratings, low-speed acoustics, and annual filter costs to find the most effective room air cleaners.

2 Top Contenders Evaluated • Updated for 2026 • ASHRAE 52.2 Benchmarked

Affiliate Disclosure: ClariSelect is reader-supported. When you purchase through links in our curated roundups, we may earn an affiliate commission at no extra cost to you. Picks are independently selected. Full disclosure

Best Overall Room Purifier

Top-Ranked Recommendation

Coway Airmega AP-1512HH Mighty Air Purifier

The Coway AP-1512HH Mighty combines a powerhouse 233 CFM CADR fan with automatic Eco Mode and an economical $48/year filter pack, making it the most cost-effective allergen cleaner available.

$180 – $230

Full Review & Specifications

THE COMPLETE SHORTLIST

Ranked Product Selections

Detailed evaluations of every top-scoring contender, matched to specific home and HVAC requirements.

#1 Pick

Best Overall Editor's Choice - Proven CADR Efficiency

Coway Airmega AP-1512HH Mighty Air Purifier

Ideal For: Medium-to-large bedrooms and living spaces

MERV True HEPA 233 CFM CADR Filter Set (1 HEPA + 2 Carbon Sheets)

$180 – $230

Specifications & Analysis

#2 Pick

Best for Bedrooms Top Pick - Bedroom & Home Office

Levoit Core 300S Smart True HEPA Air Purifier

Ideal For: Quiet sleep mode and smart smartphone app scheduling

MERV True HEPA (H13) 141 CFM CADR Cylindrical 3-in-1 Filter (Core 300-RF)

$130 – $150

Specifications & Analysis

EDITORIAL BUYING ADVICE

How to Choose From This Shortlist

Never buy an air purifier based solely on room square footage claims. Always check the AHAM-verified CADR score. To effectively reduce allergy symptoms, your purifier must achieve at least 4.8 air changes per hour in your specific room volume.