Dyson Purifier Big Quiet Formaldehyde
$749
#11
Best for Large Rooms
Dyson
Dyson Purifier Big Quiet Formaldehyde
Last updated: March 2026
9.0/10(982 reviews)
$749
on AmazonDyson's largest purifier covers up to 1076 sq ft. HEPA H13 filter captures 99.97% of particles. Catalytic filter continuously destroys formaldehyde. Cone aerodynamics for quiet, powerful airflow.
Check Latest Price on AmazonPaid link. Price and availability are confirmed on Amazon.
Review current seller priceConfirm delivery timingCompare warranty details
Key Specs
CADRNot AHAM rated
Noise56 dB max
SmartDyson Link app, Alexa
Coverage1076 sq. ft.
FiltrationHEPA H13 + Catalytic
★
Why We Recommend This
The Dyson Purifier Big Quiet Formaldehyde earned our “Best for Large Rooms” badge after research against 26 competing models in the air purifiers category. It stands out for massive room coverage and formaldehyde destruction is unique.
What We Like
- Massive room coverage
- Formaldehyde destruction is unique
- Very quiet for its power
- Real-time air quality monitoring
What Could Be Better
- Expensive
- Large footprint
- Replacement HEPA filters are pricey
Full Specifications
CADRNot AHAM rated
Noise56 dB max
SmartDyson Link app, Alexa
Coverage1076 sq. ft.
FiltrationHEPA H13 + Catalytic
Dyson Purifier Big Quiet Formaldehyde
Check the latest price on Amazon · You pay the same — we earn a small commission.
Check Amazon PricePaid link. Price and availability are confirmed on Amazon.
Frequently Asked Questions
Similar Air Purifiers
View all →Large homes with pets
Coway
Coway Airmega 400 Smart Air Purifier
9.4/10(8,500 reviews)
$549$649-15%
Check Amazon PricePaid link. Price and availability are confirmed on Amazon.
Large homes with open floor plans
Coway
Coway Airmega 400
9.4/10(5,200 reviews)
$649$749-13%
Check Amazon PricePaid link. Price and availability are confirmed on Amazon.
Energy efficiency
Coway
Coway AP-1512HH Mighty Air Purifier
9.4/10(13,400 reviews)
$229$279-18%
Check Amazon PricePaid link. Price and availability are confirmed on Amazon.