Kolkata vs Delhi

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

Unhealthy for Sensitive Groups

Metric	Kolkata	Delhi
AQI	116	529
PM2.5	32.2 μg/m³	78.9 μg/m³
PM10	43.4 μg/m³	358.6 μg/m³
Ozone	103 ppb	150 ppb
NO2	11.4 ppb	8.6 ppb

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