Seoul vs Rio de Janeiro

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

South Korea
Seoul
51
Moderate
Brazil
Rio de Janeiro
62
Moderate
MetricSeoulRio de Janeiro
AQI5162
PM2.516.5 μg/m³24.9 μg/m³
PM1016.6 μg/m³28.5 μg/m³
Ozone6 ppb180 ppb
NO255.4 ppb18.1 ppb

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