Hanoi vs Christchurch

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

Vietnam
Hanoi
153
Unhealthy
New Zealand
Christchurch
37
Good
MetricHanoiChristchurch
AQI15337
PM2.583.4 μg/m³6.7 μg/m³
PM1083.8 μg/m³9.9 μg/m³
Ozone59 ppb51 ppb
NO249.3 ppb0.6 ppb

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