Philadelphia
370 km²
Wuhan
8,569 km²
United States
People's Republic of China
Area Comparison
Philadelphia is 23.2x smaller than Wuhan
Population Comparison
Philadelphia has 7.7x fewer people than Wuhan
In terms of area, Wuhan is 23.2x the size of Philadelphia. Wuhan spans 8,569 km² (3,309 mi²) while Philadelphia covers 370 km² (143 mi²) — a difference of 8,199 km². You could fit Philadelphia inside Wuhan approximately 23 times.
To put Philadelphia's size in perspective, its area of 370 km² is about 1.6x smaller than Seoul. Meanwhile, Wuhan at 8,569 km² is about 1.4x the size of Shanghai.
Picture Philadelphia another way: its area is large enough to fit about 52,000 American football fields, 180 times the area of Monaco, or 110 times the area of Central Park. Wuhan works out to about 1,200,000 American football fields, 140 times the area of Manhattan, or 81 times the area of Paris.
Philadelphia, colloquially referred to as Philly, is the most populous city in the U.S. state of Pennsylvania, and the sixth-most populous city in the United States, with a Census-estimated population of 1,574,281 in July 2025. The Philadelphia metropolitan area has 6.33 million residents and is the nation's ninth-largest metropolitan area. Philadelphia is known for its culture, cuisine, and history, maintaining contemporary influence in business and technology, sports, and music.
Known as "Philly", Philadelphia covers 370 km² with a population of 1.6 million. The city was established in 1682. Philadelphia is known for Liberty Bell, Independence Hall, Philly Cheesesteak, among other attractions.
Philadelphia is the sixth-most populous US city, with an estimated 1,574,281 residents as of July 2025.
Wuhan is the capital of Hubei, China. With a population of 13,739,000, it is the most populous city in Hubei and the seventh-most-populous city in China. It is also one of China's nine national central cities.
Often called "River City", Wuhan has an area of 8,569 km² and is home to 12.3 million people. Visitors come for Yellow Crane Tower, Yangtze River confluence, East Lake, and much more.
Wuhan houses 13.7 million residents, ranking as the seventh-most populous city in all of China.
Philadelphia has a population density of 4,324 people per km² — a moderately dense city. Wuhan, with 1,439 people per km², is a relatively spread-out city. Philadelphia is dramatically more crowded, with 3.0x the population density.
Size Ratio
Philadelphia fits inside Wuhan ~23 times
Density Gap
Philadelphia is 3.0x more densely populated
Philadelphia covers 370 km². Cities with a similar urban footprint include Seattle (369 km²), Dhaka (368 km²), Portland (376 km²), Atlanta (348 km²), or Denver (401 km²).
Wuhan covers 8,569 km². Cities with a similar urban footprint include Guangzhou (7,434 km²), Melbourne (9,993 km²), Xi'an (10,097 km²), Perth (6,417 km²), or Shanghai (6,341 km²).
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The straight-line distance from Philadelphia to Wuhan is 12,110 km (7,525 miles), with an estimated flight time of ~14h 45m.
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