Shanghai and San Juan
Comparison by area and population

Shanghai

China

San Juan

Puerto Rico

Population

24 150 000
 (2013)

24 150 000
(2013)

389 714
(2011)
389 714
 (2011)

Area

6 340 km2

6 340 km2

199 km2
199 km2

Population density

3 809.15
/km2

3 809.15/km2

1 958.36/km2
1 958.36
 /km2
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