Hanoi vs Perth

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

Vietnam
Hanoi
117
Unhealthy for Sensitive Groups
Australia
Perth
31
Good
MetricHanoiPerth
AQI11731
PM2.554.9 μg/m³4.5 μg/m³
PM1057.6 μg/m³5.9 μg/m³
Ozone25 ppb27 ppb
NO249.3 ppb10.6 ppb

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