Beijing vs Tehran

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

China
Beijing
80
Moderate
Iran
Tehran
82
Moderate
MetricBeijingTehran
AQI8082
PM2.521.7 μg/m³19.4 μg/m³
PM1021.8 μg/m³36.3 μg/m³
Ozone21 ppb71 ppb
NO274.5 ppb42.4 ppb

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