Delhi vs Mumbai is an eternal debate and we do not see that ending anytime soon. 

Space vs opportunities, weather vs infrastructure, food vs food - these are just a few of the parameters that are frequently discussed and fairly so. 

So when a person working for a bank asked a question regarding shifting to Mumbai on Reddit, people had a lot to say. For full context, this is what the person said:

To which Reddit had some interesting answers which may prove helpful to people with a similar dilemma.

Reddit to the rescue. 

For a detailed rent comparison between the two cities, you can read this article: Delhi Vs Mumbai: This Is What You Can Get For ₹25,000 Rent/Month