Airthings 2930 Wave Plus - Radon & Air Quality Monitor, Battery Powered (CO2, VOC, Humidity, Temp, Pressure) vs 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)
Side-by-side comparison based on Reddit community data

#6 in Air Purifiers
Airthings
Airthings 2930 Wave Plus - Radon & Air Quality Monitor, Battery Powered (CO2, VOC, Humidity, Temp, Pressure)
$200.68
100/100Excellent
100% positive0% neutral0% negative
Pros
- +Game changer
- +Monitors temperature
- +Monitors humidity
- +Monitors particle count
- +Monitors volatile compounds
“With modern devices like Airthings available it's a game changer.Temperature, humidity, particle count, volatile compounds, Radon,and carbon dioxide levels, yikes your home is your castle wouldn't you”

#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.”