Guangzhou vs Kolkata

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

China
Guangzhou
167
Unhealthy
India
Kolkata
172
Unhealthy
MetricGuangzhouKolkata
AQI167172
PM2.554.9 μg/m³98 μg/m³
PM1058 μg/m³100.4 μg/m³
Ozone75 ppb90 ppb
NO266.3 ppb20.4 ppb

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