Porto and Ludhiana
Comparison by area and population

Porto

Portugal

Ludhiana

India

Population

221 800
 (2008)

221 800
(2008)

1 613 878
(2011)
1 613 878
 (2011)

Area

42 km2

42 km2

310 km2
310 km2

Population density

5 280.95
/km2

5 280.95/km2

5 206.06/km2
5 206.06
 /km2
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