Hanoi vs Copenhagen

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

Vietnam
Hanoi
148
Unhealthy for Sensitive Groups
Denmark
Copenhagen
34
Good
MetricHanoiCopenhagen
AQI14834
PM2.560.8 μg/m³3.8 μg/m³
PM1061 μg/m³5.9 μg/m³
Ozone68 ppb59 ppb
NO230.3 ppb8.9 ppb

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