Kolkata vs Shanghai

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

India
Kolkata
116
Unhealthy for Sensitive Groups
China
Shanghai
55
Moderate
MetricKolkataShanghai
AQI11655
PM2.532.2 μg/m³21.8 μg/m³
PM1043.4 μg/m³23.3 μg/m³
Ozone103 ppb22 ppb
NO211.4 ppb60.8 ppb

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