GuangzhouChina |
KolkataIndia |
13 438 972
(2009) |
13 438 972
(2009)
4 486 679
(2011) |
4 486 679
(2011) |
7 434 km2
|
7 434 km2
185 km2
|
185 km2
|
1 807.77
/km2 |
1 807.77/km2
24 252.30/km2
|
24 252.30
/km2 |