Your cities were built hundreds of years ago when a car wasn't even conceivable, and as a result are much more tightly packed and centralized. People in New York City don't need to own a car because everything is so close and public transit is such a part of life. In many US cities that really expanded and became hubs after the 1900s, like mine, Tampa, living without a car really isn't feasible for 99.9% of the population.
Try that with someone from London
