It depends whether you considere the cities in themselves or if you include the Urban Area.
Take a look at the links :
I added the particular case of Chongking (China)
Shanghai has the population of 18,670,000 Beijing has the population of 17,43,000
San Francisco
The biggest city in Britain is London, with a population of over 7 million. Birmingham is the second biggest, with a population of just over one million. Leeds is the third, with a population of 750,000.
If you mean the four *biggest* cities, in order of population: Berlin Hamburg Munich Düsseldorf
No. Australia's the largest cities, in order, are Sydney, Melbourne and Brisbane.
Nottingham is 14th place with 285000 population.
Berlin, Hamburg, and Munich are the three largest cities in Germany by population.
The biggest city in Rwanda is the capital, Kigali with around 700 000 population. Other big cities, in order, include: Butare, Gitarama, Ruhengeri, Gisenyi, Byumba, Cyangugu, Kibuye, Rwamagana and Kibungo.
Considering population,the three biggest cities are Moscow (8 297 000),London (7 074 000) & Sankt Petersburg (4 678 000 ).
The ten biggest cities, in order by population are:BerlinHamburgMunichCologneFrankfurtStuttgartDortmundEssenDuesseldorfBremenOther notable cities include: Chemnitz, Frankfurt am Main, Heilbronn, Magdeburg, Plauen, and Weimar.
North American Cities by Population:Mexico City.New York City.Los Angeles.Chicago.Toronto.Havana.Houston.Santo Domingo.Montreal.Ecatepec de Morelos.
Population of 2008 US census Houston: 2,242,193 San Antonio: 1,351,305 Dallas: 1,279,910