LondonUnited Kingdom |
KolkataIndia |
8 416 999
(2013) |
8 416 999
(2013)
4 486 679
(2011) |
4 486 679
(2011) |
1 580 km2
|
1 580 km2
185 km2
|
185 km2
|
5 327.21
/km2 |
5 327.21/km2
24 252.30/km2
|
24 252.30
/km2 |