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AQIRadar

Best air purifiers for Kolkata

Kolkata's winters bring poor air from vehicular and industrial sources plus regional smoke.

Moderate
Overall AQI
124
Current AQI
West Bengal
Location
31 Jul 2026
Last updated
Today's Air Quality Live
124AQI
Moderate

Air is acceptable for most people. Sensitive groups should take care.

View air map

Curated on air quality, room size & value.

Why air purifiers help
Reduce PM2.5, dust, smoke, pollen and other allergens indoors.
Recommended CADR
For Kolkata homes, 200–320 m³/h is ideal.
Best time to buy
September – November
Where to place
Living room or bedroom for maximum everyday impact.

Why these air purifiers?

  • Matched to Kolkata's air quality needs
  • Tested for performance & reliability
  • Great for Indian homes & room sizes
  • Trusted by thousands of users

Kolkata air & health guide

Common pollutants

PM2.5, industrial emissions, vehicle exhaust and regional crop-burning smoke.

Health impact

Winter air worsens coughs, allergies and fatigue.

Who should take care

Children, the elderly and people with respiratory conditions.

Learn how air purifiers protect your health

A tough winter for the east

Kolkata's PM2.5 climbs into the poor band each winter, driven by traffic, industry and regional crop-burning smoke drifting in. Humidity makes it feel worse.

Choose a purifier with solid CADR and a carbon layer, and keep bedrooms sealed and filtered overnight.

Buying guide for Kolkata

1
Check room size

Match CADR with your room size for the best results.

2
Look for HEPA filter

True HEPA captures 99.97% of tiny particles.

3
Consider extra features

Air-quality sensor, auto mode, app control & sleep mode.

4
Maintain regularly

Clean the pre-filter & replace the filter on time.