Chennai vs Sydney

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

India
Chennai
70
Moderate
Australia
Sydney
59
Moderate
MetricChennaiSydney
AQI7059
PM2.520.8 μg/m³3.3 μg/m³
PM1032.4 μg/m³3.7 μg/m³
Ozone68 ppb38 ppb
NO214.6 ppb10.1 ppb

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