Phoenix
1,341 km²
Seoul
605 km²
United States
South Korea
Area Comparison
Phoenix is 2.2x larger than Seoul
Population Comparison
Phoenix has 6.1x fewer people than Seoul
Phoenix is significantly larger, covering 2.2 times the area of Seoul. Phoenix spans 1,341 km² (518 mi²) while Seoul covers 605 km² (234 mi²) — a difference of 736 km². You could fit Seoul inside Phoenix approximately 2 times.
To put Phoenix's size in perspective, its area of 1,341 km² is about 1.2x smaller than London. Meanwhile, Seoul at 605 km² is about 1.3x smaller than New York City.
Picture Phoenix another way: its area is large enough to fit about 188,000 American football fields, 23 times the area of Manhattan, or 13 times the area of Paris. For Seoul, that's about 85,000 American football fields, 180 times the area of Central Park, or 10 times the area of Manhattan.
Phoenix is the capital and most populous city of the U.S. state of Arizona. With over 1.6 million residents at the 2020 census, Phoenix is the fifth-most populous city in the United States and the most populous state capital. The Phoenix metropolitan area, with an estimated 5.19 million residents, is the tenth-most populous metropolitan area in the U.S. and the most populous in the Mountain states and Southwest.
Known as "Valley of the Sun", Phoenix covers 1,341 km² with a population of 1.6 million. The city was established in 1868. Phoenix is known for Camelback Mountain, Desert Botanical Garden, Heard Museum, among other attractions.
Phoenix is the most populous U.S. state capital and the fifth-largest city in the country with 1.6 million residents.
Seoul, officially Seoul Special Metropolitan City, is the capital and largest city of South Korea, and the largest city in the whole of Korea. The broader Seoul Metropolitan Area, encompassing Seoul, Gyeonggi Province and Incheon, emerged as the world's sixth largest metropolitan economy in 2022, behind New York, Tokyo, Los Angeles, Paris, and London, and hosts more than half of South Korea's population.
Seoul has an area of 605 km² and is home to 9.8 million people. The city dates back to 18 BC. Visitors come for Gyeongbokgung Palace, Gangnam district, Myeongdong shopping, and much more. Getting around is easy with the Seoul Metro.
Seoul Metropolitan Area emerged as the world's sixth largest metropolitan economy in 2022, behind only NYC, Tokyo, LA, Paris, and London.
Phoenix has a population density of 1,201 people per km² — a relatively spread-out city. Seoul, with 16,149 people per km², is an extremely dense urban environment. Seoul is dramatically more crowded, with 13.4x the population density.
Size Ratio
Seoul fits inside Phoenix ~2 times
Density Gap
Seoul is 13.4x more densely populated
History
Seoul is ~1,886 years older
Phoenix covers 1,341 km². Cities with a similar urban footprint include Los Angeles (1,302 km²), Rome (1,285 km²), Rio de Janeiro (1,221 km²), Delhi (1,484 km²), or Mexico City (1,485 km²).
Seoul covers 605 km². Cities with a similar urban footprint include Chicago (606 km²), Madrid (604 km²), Mumbai (603 km²), Toronto (630 km²), or Hyderabad (650 km²).
The straight-line distance from Phoenix to Seoul is 10,033 km (6,235 miles), with an estimated flight time of ~12h 18m.
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