Kolkata vs Sao Paulo

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

India
Kolkata
57
Moderate
Brazil
Sao Paulo
81
Moderate
MetricKolkataSao Paulo
AQI5781
PM2.510.9 μg/m³20.1 μg/m³
PM1013.4 μg/m³21.6 μg/m³
Ozone52 ppb155 ppb
NO28 ppb15.2 ppb

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