Hanoi vs Toronto

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

Vietnam
Hanoi
99
Moderate
Canada
Toronto
43
Good
MetricHanoiToronto
AQI9943
PM2.526.7 μg/m³18.1 μg/m³
PM1028.2 μg/m³18.4 μg/m³
Ozone54 ppb90 ppb
NO229.3 ppb14.2 ppb

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