Tokyo vs Seoul

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

Japan
Tokyo
73
Moderate
South Korea
Seoul
117
Unhealthy for Sensitive Groups
MetricTokyoSeoul
AQI73117
PM2.561 μg/m³46.9 μg/m³
PM1063.3 μg/m³50.4 μg/m³
Ozone46 ppb96 ppb
NO285.7 ppb50.3 ppb

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