Riyadh
1,798 km²
Sydney
12,368 km²
Saudi Arabia
Australia
Area Comparison
Riyadh is 6.9x smaller than Sydney
Population Comparison
Riyadh has 1.3x more people than Sydney
Yes — Sydney is 6.9x larger than Riyadh by area. Sydney spans 12,368 km² (4,775 mi²) while Riyadh covers 1,798 km² (694 mi²) — a difference of 10,570 km². You could fit Riyadh inside Sydney approximately 6 times.
To put Riyadh's size in perspective, its area of 1,798 km² is about 1.1x the size of London. Meanwhile, Sydney at 12,368 km² is about 2.0x the size of Shanghai.
In more relatable units, Riyadh's 1,798 km² is about 252,000 American football fields, 30 times the area of Manhattan, or 17 times the area of Paris. For Sydney, that's about 1,700,000 American football fields, 120 times the area of Paris, or 100 times the area of San Francisco.
Riyadh is the capital and largest city of Saudi Arabia. It is also the capital of the Riyadh Province and the centre of the Riyadh Governorate. Located on the eastern bank of Wadi Hanifa, the current form of the metropolis largely emerged in the 1950s as an expansion of the 18th-century walled town, following the dismantling of its defensive fortifications.
Riyadh covers 1,798 km² with a population of 7.0 million. The city was established in 1746. Riyadh is known for Kingdom Centre Tower, Masmak Fortress, Al Faisaliah Tower, among other attractions.
Riyadh is the capital and largest city of Saudi Arabia, sitting on the eastern bank of Wadi Hanifa.
Sydney is the capital city of the state of New South Wales, and is the most populous city in Australia. Located on Australia's east coast, the metropolis surrounds Sydney Harbour and extends about 80 kilometres (50 mi) from the Pacific Ocean in the east to the Blue Mountains in the west, and about 80 kilometres (50 mi) from Ku-ring-gai Chase National Park and the Hawkesbury River in the north and north-west, to the Royal National Park and Macarthur in the south and south-west.
Often called "Sydneysiders", Sydney has an area of 12,368 km² and is home to 5.3 million people. It was established in 1788. Visitors come for Sydney Opera House, Sydney Harbour Bridge, Bondi Beach, and much more. Getting around is easy with the Sydney Trains.
Sydney stretches roughly 80 km from the Pacific Ocean in the east to the Blue Mountains in the west.
Riyadh has a population density of 3,899 people per km² — a moderately dense city. Sydney, with 429 people per km², is a low-density, sprawling urban area. Riyadh is dramatically more crowded, with 9.1x the population density.
Size Ratio
Riyadh fits inside Sydney ~6 times
Density Gap
Riyadh is 9.1x more densely populated
Riyadh covers 1,798 km². Cities with a similar urban footprint include Houston (1,725 km²), Johannesburg (1,644 km²), Shenzhen (1,997 km²), Bogotá (1,578 km²), or London (1,572 km²).
Sydney covers 12,368 km². Cities with a similar urban footprint include Chengdu (14,378 km²), Xi'an (10,097 km²), Melbourne (9,993 km²), Brisbane (15,826 km²), or Beijing (16,411 km²).
The straight-line distance from Riyadh to Sydney is 12,777 km (7,939 miles), with an estimated flight time of ~15h 32m.
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