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USA
Australia
Area Comparison
Miami is 86.5x smaller than Sydney
Population Comparison
Miami has 12.1x fewer people than Sydney
Sydney is significantly larger, covering 86.5 times the area of Miami. Sydney spans 12,368 km² (4,775 mi²) while Miami covers 143 km² (55 mi²) — a difference of 12,225 km². You could fit Miami inside Sydney approximately 86 times.
To put Miami's size in perspective, its area of 143 km² is about 1.2x the size of San Francisco. Meanwhile, Sydney at 12,368 km² is about 2.0x the size of Shanghai.
A major coastal city and gateway to Latin America. Known as "The Magic City", Miami covers 143 km² with a population of 0.4 million. The city was established in 1896. Miami is known for South Beach, Art Deco Historic District, Little Havana, among other attractions. The city's main transit system is the Metrorail Miami.
Miami is the only major US city founded by a woman — Julia Tuttle in 1896
Australia's largest city, known for the Opera House. Also known as "The Harbour City", 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, Harbour Bridge, Bondi Beach, and much more. Getting around is easy with the Sydney Trains.
Sydney's administrative area is so large it stretches from the coast to the Blue Mountains foothills
Looking beyond city limits, the Miami metropolitan area covers 15,890 km², which is 1.3x larger than greater Sydney at 12,368 km². The Miami metro area is also more populous, with 6.2 million people compared to 5.3 million.
Miami has a population density of 3,077 people per km² — a moderately dense city. Sydney, with 429 people per km², is a low-density, sprawling urban area. Miami is dramatically more crowded, with 7.2x the population density.
This comparison spans continents — Miami in North America versus Sydney in Oceania. Despite the geographic distance, comparing their sizes reveals surprising insights about how cities grow worldwide.
Miami has a tropical monsoon climate while Sydney experiences humid subtropical conditions. When it's noon in Sydney, it's midnight in Miami — a 15-hour time difference.
Size Ratio
Miami fits inside Sydney ~86 times
Density Gap
Miami is 7.2x more densely populated
Time Difference
15 hours apart
History
Sydney is ~108 years older
The straight-line distance from Miami to Sydney is 15,026 km (9,337 miles), with an estimated flight time of ~18h 11m. See full distance details, including timezone difference and city facts.
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