MadridSpain |
ZhuhaiChina |
3 041 579
(2013) |
3 041 579
(2013)
1 481 000
(2008) |
1 481 000
(2008) |
607 km2
|
607 km2
1 653 km2
|
1 653 km2
|
5 010.84
/km2 |
5 010.84/km2
895.95/km2
|
895.95
/km2 |