Beijing vs Hanoi

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

China
Beijing
153
Unhealthy
Vietnam
Hanoi
99
Moderate
MetricBeijingHanoi
AQI15399
PM2.571.7 μg/m³26.7 μg/m³
PM10210.9 μg/m³28.2 μg/m³
Ozone29 ppb54 ppb
NO245.9 ppb29.3 ppb

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