Tokyo vs Hanoi

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

Japan
Tokyo
78
Moderate
Vietnam
Hanoi
180
Unhealthy
MetricTokyoHanoi
AQI78180
PM2.526.1 μg/m³60.5 μg/m³
PM1028.8 μg/m³60.8 μg/m³
Ozone24 ppb116 ppb
NO255.7 ppb40.5 ppb

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