Shanghai vs Kolkata

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

China
Shanghai
55
Moderate
India
Kolkata
113
Unhealthy for Sensitive Groups
MetricShanghaiKolkata
AQI55113
PM2.521.8 μg/m³41.6 μg/m³
PM1023.3 μg/m³50.5 μg/m³
Ozone22 ppb89 ppb
NO260.8 ppb14.8 ppb

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