Atlanta
348 km²
Perth
6,417 km²
United States
Australia
Area Comparison
Atlanta is 18.4x smaller than Perth
Population Comparison
Atlanta has 4.3x fewer people than Perth
In terms of area, Perth is 18.4x the size of Atlanta. Perth spans 6,417 km² (2,478 mi²) while Atlanta covers 348 km² (134 mi²) — a difference of 6,069 km². You could fit Atlanta inside Perth approximately 18 times.
To put Atlanta's size in perspective, its area of 348 km² is about 1.6x the size of Amsterdam. Meanwhile, Perth at 6,417 km² is roughly the same size as Shanghai.
Picture Atlanta another way: its area is large enough to fit about 49,000 American football fields, 170 times the area of Monaco, or 100 times the area of Central Park. For Perth, that's about 899,000 American football fields, 110 times the area of Manhattan, or 61 times the area of Paris.
Atlanta is the capital and most populous city of the U.S. state of Georgia. It is the county seat of Fulton County and extends into neighboring DeKalb County. With a population of 498,715 at the 2020 census and an estimated 520,070 in 2024, Atlanta is the eighth-most populous city in the Southeast and the 36th-most populous city in the United States. Atlanta is classified as a Beta+ global city.
Known as "The ATL", Atlanta covers 348 km² with a population of 0.5 million. The city was established in 1845. Atlanta is known for Coca-Cola headquarters, Hartsfield-Jackson Airport, Georgia Aquarium, among other attractions.
Atlanta is Georgia's capital and most populous city, with around 520,070 residents estimated in 2024.
Perth is the capital city of Western Australia. It is the fourth-most-populous city in Australia, with a population of over 2.3 million within Greater Perth as of 2023. The world's most isolated major city by certain criteria, Perth is part of the South West Land Division of Western Australia, with most of Perth's metropolitan area on the Swan Coastal Plain between the Indian Ocean and the Darling Scarp.
Nicknamed "City of Light", Perth has an area of 6,417 km² and is home to 2.1 million people. Its history stretches back to 1829. Visitors come for Swan River, Kings Park, Cottesloe Beach, and much more.
Perth is considered the world's most isolated major city by certain criteria, sitting on Australia's west coast.
Atlanta has a population density of 1,437 people per km² — a relatively spread-out city. Perth, with 333 people per km², is a low-density, sprawling urban area. Atlanta is dramatically more crowded, with 4.3x the population density.
Size Ratio
Atlanta fits inside Perth ~18 times
Density Gap
Atlanta is 4.3x more densely populated
Atlanta covers 348 km². Cities with a similar urban footprint include Dhaka (368 km²), Seattle (369 km²), Philadelphia (370 km²), Portland (376 km²), or Munich (311 km²).
Perth covers 6,417 km². Cities with a similar urban footprint include Shanghai (6,341 km²), Guangzhou (7,434 km²), Istanbul (5,461 km²), Wuhan (8,569 km²), or Melbourne (9,993 km²).
The straight-line distance from Atlanta to Perth is 18,116 km (11,257 miles), with an estimated flight time of ~21h 49m.
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