Sao Paulo vs Xian

Live air quality comparison. Sao Paulo has cleaner air right now.

Brazil
Sao Paulo
134
Unhealthy for Sensitive Groups
China
Xian
137
Unhealthy for Sensitive Groups
MetricSao PauloXian
AQI134137
PM2.556.3 μg/m³37.4 μg/m³
PM1056.5 μg/m³73.8 μg/m³
Ozone68 ppb40 ppb
NO257.7 ppb25.5 ppb

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