COWAY Air Purifiers for Large Room Whole Home Up to 4,253ft², 2 Sets of XL Washable Pre-Filters and HEPA Filters for Dual Purification, AQI, Turbo Mode, Timer, Wheels, 5yr Warranty, ProX(B) vs LEVOIT Air Purifier for Home Allergens Pet Hair in Bedroom, Covers Up to 1073 ft² by 56W High Torque Motor, AHAM VERIFIDE, 3-in-1 Filter with HEPA Sleep Mode, Remove Dust Smoke Odor, Core300-P, White
Side-by-side comparison based on Reddit community data

#8 in Air Purifiers
Coway
COWAY Air Purifiers for Large Room Whole Home Up to 4,253ft², 2 Sets of XL Washable Pre-Filters and HEPA Filters for Dual Purification, AQI, Turbo Mode, Timer, Wheels, 5yr Warranty, ProX(B)
$999.00
100/100Excellent
100% positive0% neutral0% negative
Pros
- +More effective
- +Filters smoke
- +Filters vocs
- +Carbon filter
- +Made for large spaces
“More recently, I bought a Coway Airmega ProX, which seems to be more effective for me. It’s a big filter that is made for large spaces and it filters smoke and VOCs with a carbon filter.”

#4 in Air Purifiers
Levoit
LEVOIT Air Purifier for Home Allergens Pet Hair in Bedroom, Covers Up to 1073 ft² by 56W High Torque Motor, AHAM VERIFIDE, 3-in-1 Filter with HEPA Sleep Mode, Remove Dust Smoke Odor, Core300-P, White
$84.94
100/100Excellent
100% positive0% neutral0% negative
Pros
- +Affordable (under 100 bucks)
- +Good for main area
- +Good for bedroom
Cons
- -Requires weekly maintenance (oiling bearings)
- -Squeaking noise if not maintained
“I've a Levoit 300 and the only big issue I've noticed is having to oil the bearings then run it at max for a few minutes each week so it doesn't make a squeaking noise.”