Dyson Big+Quiet

4.2 Tested by AQIRadar

Premium whole-room purifier-fan for open-plan spaces.

CADR

520 m³/h

Coverage

1000 sq ft

Filter

HEPA H13 + Carbon

Overview

The Big+Quiet projects clean air across open-plan spaces up to 1,000 sq ft with a combined HEPA + carbon filter. It's expensive, but nothing else covers this much area this quietly.

Whole-room 1,000 sq ft coverage

HEPA + carbon combined

Genuinely quiet at range

Key specifications

Filter gradeHEPA H13 + Carbon

CADR520 m³/h

Coverage1000 sq ft

Pros & cons

Pros

Whole-room 1,000 sq ft coverage
HEPA + carbon combined
Genuinely quiet at range

Cons

Very expensive
Costly replacement filters

Best alternatives

View all alternatives →

Best for Budget

Xiaomi Smart 4

CADR 400 m³/h516 sq ft

4.1 (245)₹12,999

Best for Large Rooms

Coway Airmega 150

CADR 216 m³/h355 sq ft

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Premium Choice

Philips AC1715

CADR 250 m³/h320 sq ft

4.3 (196)₹18,995

How does Dyson Big+Quiet compare?

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Reviews

4.2

Rating based on verified buyer reviews and AQIRadar's independent testing across CADR, noise and running cost.

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