Shanghai vs Kolkata

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

China
Shanghai
85
Moderate
India
Kolkata
57
Moderate
MetricShanghaiKolkata
AQI8557
PM2.533.9 μg/m³10.9 μg/m³
PM1034.7 μg/m³13.4 μg/m³
Ozone34 ppb52 ppb
NO263.8 ppb8 ppb

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