Kolkata is the only city among India’s top 10 where its population share exceeds its GDP contribution.
Even after including the industrial belts of Howrah and Hooghly, the numbers stand at 2.16% (GDP) vs 2.29% (population).
Source of the plot: https://cprindia.org/cpr-insights-crudely-estimating-domestic-product-for-city-regions/