Being a part of China, it is no wonder that Shanghai is the most populated city of the world with population of 17 million. The density of population is 6,845/Sq. km. Out of the total population of 75 million in Turkey, Istanbul has the concentration of 13.4 million and is 2nd most populated country in the world. Karachi, the capital of Pakistan, has the population 13.05 million out of the total 187.3 million people in the country.
Although Mumbai is the 4th most populated city with 12.4 million people, the population density is the highest among the 10 with 20,694/Sq. km. After Mumbai, it is Beijing, the capital city of China, which is the 5th most populated city.
From the list, it can be seen that 4 of the 10 most populated cities are from China and 2 from India which are the top 2 populated countries.