Shanghai vs Seoul

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

China
Shanghai
162
Unhealthy
South Korea
Seoul
99
Moderate
MetricShanghaiSeoul
AQI16299
PM2.524.2 μg/m³30.6 μg/m³
PM1031.2 μg/m³33.3 μg/m³
Ozone72 ppb65 ppb
NO245.2 ppb47.8 ppb

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