Chengdu vs Rio de Janeiro

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

China
Chengdu
79
Moderate
Brazil
Rio de Janeiro
196
Unhealthy
MetricChengduRio de Janeiro
AQI79196
PM2.512.3 μg/m³24.4 μg/m³
PM1012.6 μg/m³25.9 μg/m³
Ozone71 ppb188 ppb
NO223.9 ppb23.9 ppb

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