Seoul vs Rio de Janeiro

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

South Korea
Seoul
77
Moderate
Brazil
Rio de Janeiro
196
Unhealthy
MetricSeoulRio de Janeiro
AQI77196
PM2.545.3 μg/m³24.4 μg/m³
PM1045.9 μg/m³25.9 μg/m³
Ozone0 ppb188 ppb
NO257.9 ppb23.9 ppb

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