Beijing vs Kolkata

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

China
Beijing
195
Unhealthy
India
Kolkata
172
Unhealthy
MetricBeijingKolkata
AQI195172
PM2.546.8 μg/m³98 μg/m³
PM1054.1 μg/m³100.4 μg/m³
Ozone12 ppb90 ppb
NO247.4 ppb20.4 ppb

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