Beijing vs Tehran

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

China
Beijing
153
Unhealthy
Iran
Tehran
93
Moderate
MetricBeijingTehran
AQI15393
PM2.571.7 μg/m³38.6 μg/m³
PM10210.9 μg/m³39.7 μg/m³
Ozone29 ppb8 ppb
NO245.9 ppb111.6 ppb

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