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Mexico
South Korea
Area Comparison
Mexico City is 2.5x larger than Seoul
Population Comparison
Mexico City has 1.1x fewer people than Seoul
In terms of area, Mexico City is 2.5x the size of Seoul. Mexico City spans 1,485 km² (573 mi²) while Seoul covers 605 km² (234 mi²) — a difference of 880 km². You could fit Seoul inside Mexico City approximately 2 times.
To put Mexico City's size in perspective, its area of 1,485 km² is roughly the same size as London. Meanwhile, Seoul at 605 km² is about 1.3x smaller than New York City.
Mexico's capital and largest city. Known as "CDMX", Mexico City covers 1,485 km² with a population of 9.2 million. The city was established in 1325. Mexico City is known for Zócalo plaza, Chapultepec Castle, Frida Kahlo Museum, among other attractions. The city's main transit system is the Mexico City Metro.
Mexico City is sinking 50 cm per year because it was built on a lake bed
Capital of South Korea and a major tech hub. Nicknamed "The Soul of Asia", Seoul has an area of 605 km² and is home to 9.8 million people. It was founded around 18 BC. Visitors come for Gyeongbokgung Palace, Gangnam district, K-pop culture, and much more. Getting around is easy with the Seoul Metro.
Seoul's metro area contains nearly half of South Korea's entire population
Looking beyond city limits, the Seoul metropolitan area covers 11,704 km², which is 1.5x larger than greater Mexico City at 7,854 km². The Seoul metro area is also more populous, with 25.5 million people compared to 21.8 million.
Mexico City has a population density of 6,202 people per km² — a densely populated city. Seoul, with 16,149 people per km², is an extremely dense urban environment. Seoul is noticeably denser, packing 2.6 times more people per square kilometer.
This comparison spans continents — Mexico City in North America versus Seoul in Asia. Despite the geographic distance, comparing their sizes reveals surprising insights about how cities grow worldwide.
Mexico City has a subtropical highland climate while Seoul experiences humid continental conditions. Winters differ dramatically: Mexico City stays around 13°C while Seoul drops to -3°C. When it's noon in Seoul, it's midnight in Mexico City — a 15-hour time difference.
Size Ratio
Seoul fits inside Mexico City ~2 times
Density Gap
Seoul is 2.6x more densely populated
Time Difference
15 hours apart
History
Seoul is ~1,343 years older
The straight-line distance from Mexico City to Seoul is 12,052 km (7,489 miles), with an estimated flight time of ~14h 41m. See full distance details, including timezone difference and city facts.
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