Sao Paulo vs Hanoi

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

Unhealthy for Sensitive Groups

Metric	Sao Paulo	Hanoi
AQI	134	153
PM2.5	56.3 μg/m³	83.4 μg/m³
PM10	56.5 μg/m³	83.8 μg/m³
Ozone	68 ppb	59 ppb
NO2	57.7 ppb	49.3 ppb

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