Hanoi vs Christchurch

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

Vietnam
Hanoi
99
Moderate
New Zealand
Christchurch
51
Moderate
MetricHanoiChristchurch
AQI9951
PM2.526.7 μg/m³13.5 μg/m³
PM1028.2 μg/m³16.2 μg/m³
Ozone54 ppb16 ppb
NO229.3 ppb7.7 ppb

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