SHARP Air Purifier and Humidifier. Plasmacluster Ion Technology and Triple Filtration, including True HEPA Filter. Covers up to 1,650 sq. ft. for Large Rooms, for Dust, Smoke, and Pollen. KC860U vs WINIX 5510 Air Purifier (New Generation of 5500-2 with App Support) for Home Large Room Up to 1881 Ft² in 1 Hr, True HEPA, High Deodorization Carbon Filter and Auto Mode, Captures Pet Allergies, Smoke
Side-by-side comparison based on Reddit community data

#7 in Air Purifiers
Sharp
SHARP Air Purifier and Humidifier. Plasmacluster Ion Technology and Triple Filtration, including True HEPA Filter. Covers up to 1,650 sq. ft. for Large Rooms, for Dust, Smoke, and Pollen. KC860U
$567.45
100/100Excellent
100% positive0% neutral0% negative
Pros
- +Legit
- +Sold over 100 million modules
- +Generates hydroxyls
- +Might be effective in enclosed environments (e.g., fridge)
Cons
- -Minimally effective
“Sharp plasma cluster is legit. They sold over 100 million modules. It might actually be effective (minimally) inside a fridge where it's a completely enclosed environment.”

#5 in Air Purifiers
Winix
WINIX 5510 Air Purifier (New Generation of 5500-2 with App Support) for Home Large Room Up to 1881 Ft² in 1 Hr, True HEPA, High Deodorization Carbon Filter and Auto Mode, Captures Pet Allergies, Smoke
$179.99
100/100Excellent
100% positive0% neutral0% negative
Pros
- +Reduces coughing
- +Worth the expense
- +Super quiet
“I bought a Winix purifier and between that, and regular vacuuming I hardly cough at all now. I think it’s worth the expense and it’s super quiet”