St. PetersburgRussian Federation |
Buenos AiresArgentina |
5 131 942
(2014) |
5 131 942
(2014)
2 891 082
(2010) |
2 891 082
(2010) |
1 439 km2
|
1 439 km2
202 km2
|
202 km2
|
3 566.33
/km2 |
3 566.33/km2
14 312.30/km2
|
14 312.30
/km2 |