Spain
South Korea
Area Comparison
Madrid is 1.0x smaller than Seoul
Population Comparison
Madrid has 2.9x fewer people than Seoul
Yes — Seoul is 1.0x larger than Madrid by area. Seoul spans 605 km² (234 mi²) while Madrid covers 604 km² (233 mi²) — a difference of 1 km².
To put Madrid's size in perspective, its area of 604 km² is roughly the same size as Seoul. Meanwhile, Seoul at 605 km² is about 1.3x smaller than New York City.
Spain's capital and largest city. Known as "The Capital of the Sun", Madrid covers 604 km² with a population of 3.3 million. The city was established in 852. Madrid is known for Prado Museum, Royal Palace, Retiro Park, among other attractions. The city's main transit system is the Madrid Metro.
Madrid is the highest capital city in the European Union at 650 meters above sea level
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. Its history stretches back to 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 Madrid at 8,028 km². The Seoul metro area is also more populous, with 25.5 million people compared to 6.8 million.
Madrid has a population density of 5,513 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 2.9 times more people per square kilometer.
This comparison spans continents — Madrid in Europe versus Seoul in Asia. Despite the geographic distance, comparing their sizes reveals surprising insights about how cities grow worldwide.
Madrid has a hot-summer Mediterranean climate while Seoul experiences humid continental conditions. When it's noon in Seoul, it's 4:00 AM in Madrid — a 8-hour time difference.
Density Gap
Seoul is 2.9x more densely populated
Time Difference
8 hours apart
History
Seoul is ~870 years older
The straight-line distance from Madrid to Seoul is 9,995 km (6,211 miles), with an estimated flight time of ~12h 16m. See full distance details, including timezone difference and city facts.
Want to explore more? Compare city sizes for any two cities worldwide, or share your location live with friends.