Dallas
997 km²
Sydney
12,368 km²
United States
Australia
Area Comparison
Dallas is 12.4x smaller than Sydney
Population Comparison
Dallas has 4.1x fewer people than Sydney
Yes — Sydney is 12.4x larger than Dallas by area. Sydney spans 12,368 km² (4,775 mi²) while Dallas covers 997 km² (385 mi²) — a difference of 11,371 km². You could fit Dallas inside Sydney approximately 12 times.
To put Dallas's size in perspective, its area of 997 km² is about 1.1x the size of Berlin. Meanwhile, Sydney at 12,368 km² is about 2.0x the size of Shanghai.
In more relatable units, Dallas's 997 km² is about 140,000 American football fields, 17 times the area of Manhattan, or 9 times the area of Paris. Sydney works out to about 1,700,000 American football fields, 120 times the area of Paris, or 100 times the area of San Francisco.
Dallas is a city in the U.S. state of Texas. Located in the state's northern region, it is the ninth-most populous city in the United States and third-most populous city in Texas, with a population of 1.3 million at the 2020 census. Along with the city of Fort Worth, Dallas anchors the Dallas–Fort Worth metroplex, the fourth-most populous metropolitan area in the U.S. and the most populous metropolitan area in Texas, at 8.5 million people.
Known as "Big D", Dallas covers 997 km² with a population of 1.3 million. The city was established in 1841. Dallas is known for Dealey Plaza, Reunion Tower, Dallas Cowboys, among other attractions.
Dallas is the ninth-most populous U.S. city and the third-largest in Texas with 1.3 million residents.
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.
Dallas has a population density of 1,304 people per km² — a relatively spread-out city. Sydney, with 429 people per km², is a low-density, sprawling urban area. Dallas is dramatically more crowded, with 3.0x the population density.
Size Ratio
Dallas fits inside Sydney ~12 times
Density Gap
Dallas is 3.0x more densely populated
Dallas covers 997 km². Cities with a similar urban footprint include Abu Dhabi (972 km²), San Diego (964 km²), Hong Kong (1,114 km²), Berlin (892 km²), or Lagos (1,172 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 Dallas to Sydney is 13,818 km (8,586 miles), with an estimated flight time of ~16h 45m.
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