SydneyAustralia |
VolgogradRussian Federation |
4 800 000
(2012) |
4 800 000
(2012)
1 021 000
(2010) |
1 021 000
(2010) |
12 144 km2
|
12 144 km2
859 km2
|
859 km2
|
395.26
/km2 |
395.26/km2
1 188.59/km2
|
1 188.59
/km2 |