Karachi vs Kolkata

Live air quality comparison. Kolkata has cleaner air right now.

Pakistan
Karachi
99
Moderate
India
Kolkata
91
Moderate
MetricKarachiKolkata
AQI9991
PM2.533.2 μg/m³29.8 μg/m³
PM1080.8 μg/m³30.6 μg/m³
Ozone67 ppb179 ppb
NO225.2 ppb9.3 ppb

Lower values mean cleaner air. Updated hourly. Sources: OpenAQ, Open-Meteo.