London vs Hanoi

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

United Kingdom
London
57
Moderate
Vietnam
Hanoi
99
Moderate
MetricLondonHanoi
AQI5799
PM2.58.7 μg/m³26.7 μg/m³
PM1016.7 μg/m³28.2 μg/m³
Ozone83 ppb54 ppb
NO213.7 ppb29.3 ppb

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