Cologne and Lisbon
Comparison by area and population

Cologne

Germany

Lisbon

Portugal

Population

1 017 155
 (2011)

1 017 155
(2011)

545 245
(2011)
545 245
 (2011)

Area

405 km2

405 km2

83 km2
83 km2

Population density

2 511.49
/km2

2 511.49/km2

6 569.22/km2
6 569.22
 /km2
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