Delhi vs Chennai

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

Unhealthy for Sensitive Groups

Metric	Delhi	Chennai
AQI	529	128
PM2.5	78.9 μg/m³	30.3 μg/m³
PM10	358.6 μg/m³	44.1 μg/m³
Ozone	150 ppb	162 ppb
NO2	8.6 ppb	6.6 ppb

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