Kolkata vs Shanghai

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

India
Kolkata
57
Moderate
China
Shanghai
85
Moderate
MetricKolkataShanghai
AQI5785
PM2.510.9 μg/m³33.9 μg/m³
PM1013.4 μg/m³34.7 μg/m³
Ozone52 ppb34 ppb
NO28 ppb63.8 ppb

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