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Best air purifiers for asthma (2026)

For asthma the filter grade matters more than price — sealed H13 HEPA, no ozone.

All productsAir PurifiersAQI MonitorsMasksHEPA FiltersPurify Greens

Top picks

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Air Purifiersdyson

Dyson Big+Quiet

CADR 520 m³/h1000 sq ft

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

₹59,9004.2
Coway Airmega 150Featured
Air Purifierscoway

Coway Airmega 150

CADR 216 m³/h355 sq ft

The best carbon filtration in its class — great for smoke and odour.

₹18,9004.6
Philips AC1715
Air Purifiersphilips

Philips AC1715

CADR 250 m³/h320 sq ft

Mid-range living-room purifier with auto mode and a live PM2.5 readout.

₹18,9954.3
Levoit Core MiniFeatured
Air Purifierslevoit

Levoit Core Mini

CADR 130 m³/h178 sq ft

The cheapest true-HEPA purifier for a desk or bedside.

₹4,9994.2

Why these

Matched products4

Why filtration grade matters for asthma

For asthmatics, a sealed H13 True HEPA filter is non-negotiable — it captures 99.97% of particles down to 0.3 microns.

What to avoid

  • Ionisers and ozone generators.
  • Washable "HEPA-type" filters that leak.