Tangshan and Riyadh
Comparison by area and population

China

Tangshan

China

Saudi Arabia (capital)

Riyadh

Saudi Arabia

Population

7 100 000
(2010)

7 100 000
(2010)

5 700 000
(2013)

5 700 000
(2013)

Area

13 472 km²

13 472 km²

1 554 km²

1 554 km²

Population density

527.02
/km²

527.02/km²

3 667.95/km²

3 667.95
/km²

Map

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Tangshan and other cities

Riyadh and other cities