Hanoi vs Beijing

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

Vietnam
Hanoi
79
Moderate
China
Beijing
185
Unhealthy
MetricHanoiBeijing
AQI79185
PM2.522.8 μg/m³94.3 μg/m³
PM1027 μg/m³106.9 μg/m³
Ozone75 ppb11 ppb
NO220.4 ppb48.8 ppb

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