Kolkata vs Karachi

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

India
Kolkata
96
Moderate
Pakistan
Karachi
74
Moderate
MetricKolkataKarachi
AQI9674
PM2.545.4 μg/m³18.1 μg/m³
PM1046.4 μg/m³42.5 μg/m³
Ozone67 ppb30 ppb
NO213.4 ppb17.7 ppb

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