Brisbane
15,826 km²
San Francisco
121 km²
Australia
USA
Area Comparison
Brisbane is 130.8x larger than San Francisco
Population Comparison
Brisbane has 3.1x more people than San Francisco
Brisbane is significantly larger, covering 130.8 times the area of San Francisco. Brisbane spans 15,826 km² (6,110 mi²) while San Francisco covers 121 km² (47 mi²) — a difference of 15,705 km². You could fit San Francisco inside Brisbane approximately 130 times.
To put Brisbane's size in perspective, its area of 15,826 km² is about 2.5x the size of Shanghai. Meanwhile, San Francisco at 121 km² is about 1.2x the size of Paris (city proper).
Brisbane's footprint is roughly about 2,200,000 American football fields, 150 times the area of Paris, or 130 times the area of San Francisco — pick whichever unit feels intuitive. For San Francisco, that's about 17,000 American football fields, 60 times the area of Monaco, or 35 times the area of Central Park.
Brisbane is the capital and largest city of the Australian state of Queensland and the third-most populous city in Australia, with a population of approximately 2.8 million. Brisbane lies at the centre of South East Queensland, a bio-geographical and urban region with an estimated population of 4.1 million as of 2024. The central business district is situated within a peninsula of the Brisbane River approximately 15 kilometres (9.3 mi) from its mouth at Moreton Bay.
Known as "Brissy", Brisbane covers 15,826 km² with a population of 2.7 million. The city was established in 1824. Brisbane is known for Brisbane River, South Bank Parklands, Story Bridge, among other attractions.
Brisbane is Queensland's capital and Australia's third-most populous city with around 2.8 million residents.
San Francisco, officially the City and County of San Francisco, is the fourth-most populous city in California and the 17th-most populous in the United States, with a population of 826,079 in 2025. Among U.S. cities with a population of 300,000 or more, San Francisco is ranked first by per capita income, second by population density, and sixth by aggregate income as of 2023.
Nicknamed "The City by the Bay", San Francisco has an area of 121 km² and is home to 0.9 million people. Its history stretches back to 1776. Visitors come for Golden Gate Bridge, Alcatraz Island, Cable cars, and much more. Getting around is easy with the BART & Muni.
San Francisco ranks first by per capita income among all US cities with 300,000+ residents as of 2023.
Brisbane has a population density of 171 people per km² — a low-density, sprawling urban area. San Francisco, with 7,190 people per km², is a densely populated city. San Francisco is dramatically more crowded, with 42.0x the population density.
Size Ratio
San Francisco fits inside Brisbane ~130 times
Density Gap
San Francisco is 42.0x more densely populated
Brisbane covers 15,826 km². Cities with a similar urban footprint include Beijing (16,411 km²), Hangzhou (16,854 km²), Chengdu (14,378 km²), Sydney (12,368 km²), or Xi'an (10,097 km²).
San Francisco covers 121 km². Cities with a similar urban footprint include Vancouver (115 km²), Paris (105 km²), Miami (143 km²), Barcelona (101 km²), or Lisbon (100 km²).
The straight-line distance from Brisbane to San Francisco is 11,394 km (7,080 miles), with an estimated flight time of ~13h 54m.
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