Indian cities have multiple aesthetics. As do all cities, and human settlements of varied sizes all around the world. This has been true right through history.
However, according to 3D Power, Indian cities have a clear demarcation in terms of the urban aesthetics when looked at within the time frame of the last century.
All of a sudden, for every great piece of architecture, there were 100 examples of very banal, characterless buildings. Entire sections of cities, or even entire small cities grew up with no sense of architectural character and style.