Delhi vs Chennai

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

Unhealthy for Sensitive Groups

Metric	Delhi	Chennai
AQI	152	134
PM2.5	58 μg/m³	21.3 μg/m³
PM10	63.8 μg/m³	26.1 μg/m³
Ozone	70 ppb	110 ppb
NO2	36.3 ppb	9.4 ppb

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