Hanoi vs Toronto

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

Vietnam
Hanoi
120
Unhealthy for Sensitive Groups
Canada
Toronto
39
Good
MetricHanoiToronto
AQI12039
PM2.553.9 μg/m³10.7 μg/m³
PM1055.8 μg/m³10.8 μg/m³
Ozone35 ppb61 ppb
NO245.3 ppb34.3 ppb

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