List of cities proper by population
Rank	City	Population	Definition	Area (km?)	Country
1	Shanghai	13831900	Core districts + inner suburbs	1928	China
2	Mumbai	13830884	Municipal Corporation	603	India
3	Karachi	12991000	City District	3527	Pakistan
4	Delhi	12565901	Municipal Corporation	431,09	India
5	Istanbul	12517664	Metropolitan Municipality	1831	Turkey
6	Sao Paulo	11244369	Municipality	1523	Brazil
7	Moscow	10563038	City proper (includes Zelenograd)	1081	Russia
8	Seoul	10464051	Special City	605,25	South Korea
9	Beijing	10123000	Core districts + inner suburbs	1368,32	China
10	Jakarta	9588198	Special capital district	662,33	Indonesia
11	Tokyo	8887608	23 Special Wards	617,18	Japan
12	Mexico City	8873017	Federal District	1485,49	Mexico
13	Kinshasa	8754000	City-Province	2,016	Democratic Republic of the Congo
14	New York City	8363710	City proper	789,4	United States
15	Lagos	7937932	statistical area	999,6	Nigeria
16	London	7753600	Greater London	1580	United Kingdom
17	Lima	7605742	Province	2670,4	Peru
18	Bogota	7259597	Capital district	1590	Colombia
19	Tehran	7241000	City proper	760	Iran
20	Ho Chi Minh City	7162864	Province-level municipality	2095,01	Vietnam