Chennai vs Sydney

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

India
Chennai
68
Moderate
Australia
Sydney
43
Good
MetricChennaiSydney
AQI6843
PM2.515.7 μg/m³5.8 μg/m³
PM1018.1 μg/m³7.8 μg/m³
Ozone23 ppb56 ppb
NO221.7 ppb6.9 ppb

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