Shenzhen vs Tehran

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

China
Shenzhen
129
Unhealthy for Sensitive Groups
Iran
Tehran
83
Moderate
MetricShenzhenTehran
AQI12983
PM2.529.3 μg/m³53 μg/m³
PM1034.8 μg/m³57.7 μg/m³
Ozone165 ppb18 ppb
NO217.9 ppb62.7 ppb

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