Hanoi vs Sydney

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

Vietnam
Hanoi
148
Unhealthy for Sensitive Groups
Australia
Sydney
59
Moderate
MetricHanoiSydney
AQI14859
PM2.560.8 μg/m³3.3 μg/m³
PM1061 μg/m³3.7 μg/m³
Ozone68 ppb38 ppb
NO230.3 ppb10.1 ppb

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