Seoul vs London

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

South Korea
Seoul
99
Moderate
United Kingdom
London
22
Good
MetricSeoulLondon
AQI9922
PM2.530.6 μg/m³4.2 μg/m³
PM1033.3 μg/m³8 μg/m³
Ozone65 ppb50 ppb
NO247.8 ppb8 ppb

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