South Mumbai currently has a base FSI of 1.3 while the suburbs have an FSI of 1. A higher FSI would benefit the developers as they would be able to construct more on same-sized land plots.
Ramesh Nair of Jones Lang LaSalle (JLL) India explains the reasons on why Mumbai‘s apartment sizes have reduced by 31 percent. He elaborates on how developers perceived the need to reduce apartment sizes in order to maintain a comfortable level of affordability.