Karachi and Madrid
Comparison by area and population

Karachi

Pakistan

Madrid

Spain

Population

13 205 339
 (2010)

13 205 339
(2010)

3 041 579
(2013)
3 041 579
 (2013)

Area

3 530 km2

3 530 km2

607 km2
607 km2

Population density

3 740.89
/km2

3 740.89/km2

5 010.84/km2
5 010.84
 /km2
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