Best Air Purifiers for Pets (Hair, Dander & Odors)
As an Amazon Associate I earn from qualifying purchases. Some links may earn us a commission at no extra cost to you.
Pets create two main issues: particles (dander, dust, fine hair) and odors (litter box, wet dog). I prioritize an air purifier with a strong Smoke CADR (CFM) because it’s the toughest particulate test and a good “how fast it cleans” signal.
Top picks
Coway Airmega Mighty AP-1512HH — Best for most pet homes
A small-to-medium room workhorse with strong particulate performance and easy maintenance.
Why it wins: strong Smoke CADR for its size plus a washable pre-filter for fur.
- Coway Mighty (AP-1512HH) is designed to accommodate room sizes up to 361 sq. ft (CADR: Dust 246 / Pollen 240 / Smoke 233 cb. ft. ).
- 4 Stage Filtration System (Pre-filter, Deodorization filter, True HEPA filter, Vital Ion) captures and reduces up to 99. 97% of particles 0. 3 microns in the air, including pollen, pollutants and other allergens. It also reduces volatile organic compounds and reduces odor.
- Coway Mighty pollution sensor communicates indoor air quality in real-time. The brightly colored LED lets you know how clean or dirty your indoor air is every minute of the day. And it features a timer, and filter lifetime indicator.
Pros
-
Strong performance for typical bedrooms/living rooms
-
Washable pre-filter helps with visible fur
-
Auto/Eco modes for set-and-forget use
Cons
-
Ion feature exists; leave it off if sensitive
-
Odor filter is modest for heavy litter-box smell
Social proof: See reviews on Amazon.
Trade-offs / Who should skip: Skip if you need serious odor control for multiple litter boxes, or if you’re trying to cover a large open floor plan with one unit.
Scores: Performance 4.5/5 • Smoke CADR 4/5 • Ease of Use 4.5/5 • Value 4.5/5
Coway Airmega 400S — Best for large spaces with multiple pets
A “one unit, big airflow” pick for large living areas.
Why it wins: high Smoke CADR and strong large-room capability.
- [Coverage] Designed to clean spaces up to 3,120 sq. ft. in 60 minutes
- [HyperCaptive Filtration System] Combination of a pre-filter, deodorization filter, and HEPA Filter reduces 99.97% of 0.3 micron particles, including pollen and other allergens. It also reduces 99% of volatile organic compounds and odor
- [APP and Voice Control] IoCare mobile app includes indoor and outdoor air quality monitoring, filter notification, scheduling, and speed and smart mode control. Coway Airmega also works with Amazon Alexa and Dash Replenishment
Pros
-
High throughput for bigger spaces
-
Dual filters + washable pre-filters (helps with fur loading)
-
App control and smart modes for automation
Cons
-
Bulky for small rooms
-
Odor control is good, not “odor bomb” level
Social proof: See reviews on Amazon.
Trade-offs / Who should skip: Skip if you can’t place it with decent clearance or if you mainly want a quiet bedside unit.
Scores: Performance 4.5/5 • Smoke CADR 4.5/5 • Ease of Use 4/5 • Value 4/5
Blueair Blue Pure 211i Max — Best quiet power for big rooms
A strong choice when you want large-room speed without sounding like a fan on high all day.
Why it wins: big-room cleaning power with a strong reputation for quieter operation.
- BLUEAIR’S TOP-PERFORMING AIR PURIFIER LINE: Blue family’s new Pure Max series with our proprietary HEPASilent performance now even better with up to 83% faster cleaning and 50% less noise*
- LET’S CLEAR THE AIR QUIETER: Quiet Mark certified (23-53dB); Cleans up to 3,048 sqft space in 60 min,1,524sqft in 30min or 635sqft in about 12.5min on high
- LET’S CLEAR THE AIR FASTER: HEPASilent dual filtration technology delivers more clean air faster and uses less noise and energy than HEPA filtration alone**
Pros
-
Fast cleanup after brushing/shedding
-
Typically quiet enough for living spaces and bedrooms
-
Simple controls + app features for scheduling/auto mode
Cons
-
Filter replacements can be pricier over time
-
Odor performance depends on its carbon stage
Social proof: See reviews on Amazon.
Trade-offs / Who should skip: Skip if your #1 issue is strong litter-box odor in a small apartment (you may want heavier odor media).
Scores: Performance 4.5/5 • Smoke CADR 4.5/5 • Ease of Use 4/5 • Value 3.5/5
Winix 5510 — Best value for pet dander in medium rooms
A strong “bang for the buck” option with a full filter stack.
Why it wins: balanced filtration for dander plus carbon for everyday pet funk.
- 𝐀𝐇𝐀𝐌 𝐕𝐞𝐫𝐢𝐟𝐢𝐝𝐞 𝐚𝐭 𝟑92 𝐬𝐪 𝐟𝐭.: Also cleans rooms up to 1,881 sq ft in 1 hour (940 sq ft in 30 minutes, 627 sq ft in 20 minutes, 470 sq ft in 15 minutes)
- 𝐖𝐢𝐧𝐢𝐱 𝐓𝐫𝐮𝐞 𝐇𝐄𝐏𝐀: Captures 99.99%* of airborne allergens including pollen, dust, smoke, and pet dander, as small as 0.01 microns
- 𝐖𝐚𝐬𝐡𝐚𝐛𝐥𝐞 𝐅𝐢𝐧𝐞 𝐌𝐞𝐬𝐡 𝐏𝐫𝐞-𝐅𝐢𝐥𝐭𝐞𝐫: The first line of defense against the largest airborne particles found indoors
Pros
-
Good everyday dander and dust reduction
-
Carbon stage helps with routine odors
-
Straightforward controls and modes
Cons
-
Not ideal for very large open rooms
-
Optional extra features may not be for everyone
Social proof: See reviews on Amazon.
Trade-offs / Who should skip: Skip if you need maximum large-room speed or extremely low noise at night.
Scores: Performance 4/5 • Smoke CADR 4/5 • Ease of Use 4/5 • Value 4.5/5
Alen BreatheSmart 75i (Odor filter) — Best premium for stubborn pet odors
A premium pick when odor is the real problem (litter box, wet dog, house funk).
Why it wins: odor-focused filter option and big-room capability.
- HEPA Odor Filter: Destroys heavy household odors at molecular level neutralizing unpleasent odors from taking over your home. Ideal for pet owners and parents. Keeps home fresh from food smells, litter boxes, diapers and more.
- Powerful Air Purification: The Alen BreatheSmart 75i is essential for large spaces up to 2800 sq ft. High-efficiency fan handles toughest contaminants, making it ideal for your home ensuring clean, fresh air throughout your space.
- Engineered to Perform: Alen air purifiers offer superior performance through the combination of a powerful fan, quiet motor, and advanced filtration. Medical-grade filters capture particles as small as 0.1 micron.
Pros
-
Strong large-room performance
-
Odor-focused filter option for pet smells
-
Long warranty program potential (depends on program requirements)
Cons
-
Warranty may depend on registration/subscription terms
-
Larger footprint than most bedroom units
Social proof: See reviews on Amazon.
Trade-offs / Who should skip: Skip if you don’t want any subscription-style warranty conditions, or if you only need a small-room purifier.
Scores: Performance 4.5/5 • Smoke CADR 4/5 • Ease of Use 4/5 • Value 3.5/5
Quick compare
-
Best overall: Coway Airmega Mighty AP-1512HH
-
Best for big open areas: Coway Airmega 400S
-
Quiet big-room pick: Blueair Blue Pure 211i Max
-
Best value medium-room: Winix 5510
-
Best odor-first premium: Alen BreatheSmart 75i (Odor filter)
FAQs
Do air purifiers help with pet hair?
They help most with fine particles (dander and dust). For visible hair, a pre-filter helps, but vacuuming and brushing still matter a lot.
Should I run an air purifier 24/7 with pets?
Usually yes. Consistent airflow keeps dander from building up.
Do I need “pet-specific” models?
Not necessarily. I focus on CADR + a pre-filter + carbon for odor.
Where should I place it?
Put it where pets spend time most, with clearance around the intake. Avoid corners and don’t block the inlet with furniture.
As an Amazon Associate, I earn from qualifying purchases.