Tokyo vs Nanjing

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

Japan
Tokyo
78
Moderate
China
Nanjing
164
Unhealthy
MetricTokyoNanjing
AQI78164
PM2.526.1 μg/m³163 μg/m³
PM1028.8 μg/m³170.4 μg/m³
Ozone24 ppb0 ppb
NO255.7 ppb108.6 ppb

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