Kolkata vs Shenzhen

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

India
Kolkata
112
Unhealthy for Sensitive Groups
China
Shenzhen
83
Moderate
MetricKolkataShenzhen
AQI11283
PM2.559.4 μg/m³27.2 μg/m³
PM1059.6 μg/m³31.5 μg/m³
Ozone66 ppb47 ppb
NO216.6 ppb58.8 ppb

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