Lisbon
100 km²
Seoul
605 km²
Portugal
South Korea
Area Comparison
Lisbon is 6.0x smaller than Seoul
Population Comparison
Lisbon has 17.8x fewer people than Seoul
Yes — Seoul is 6.0x larger than Lisbon by area. Seoul spans 605 km² (234 mi²) while Lisbon covers 100 km² (39 mi²) — a difference of 505 km². You could fit Lisbon inside Seoul approximately 6 times.
To put Lisbon's size in perspective, its area of 100 km² is roughly the same size as Paris (city proper). Meanwhile, Seoul at 605 km² is about 1.3x smaller than New York City.
In more relatable units, Lisbon's 100 km² is about 14,000 American football fields, 50 times the area of Monaco, or 29 times the area of Central Park. Seoul, by comparison, equals about 85,000 American football fields, 180 times the area of Central Park, or 10 times the area of Manhattan.
Lisbon is the capital and most populous city of Portugal, with an estimated population of 575,739 as of 2024, within its administrative limits and 3,028,000 within the metropolis, as of 2025. Lisbon is mainland Europe's westernmost capital city, and the only one along the Atlantic coast, the others being on islands. The city lies in the western portion of the Iberian Peninsula, on the northern shore of the River Tagus.
Known as "City of Seven Hills", Lisbon covers 100 km² with a population of 0.6 million. The city was founded around 1200 BC. Lisbon is known for Belém Tower, Jerónimos Monastery, Tram 28, among other attractions. The city's main transit system is the Lisbon Metro.
Lisbon is mainland Europe's westernmost capital city and the only European capital along the Atlantic coast.
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.
Looking beyond city limits, the Seoul metropolitan area covers 11,704 km², which is 3.9x larger than greater Lisbon at 3,015 km². The Seoul metro area is also more populous, with 25.5 million people compared to 2.9 million.
Lisbon has a population density of 5,500 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 — Lisbon in Europe versus Seoul in Asia. Despite the geographic distance, comparing their sizes reveals surprising insights about how cities grow worldwide.
Lisbon has a Mediterranean climate while Seoul experiences humid continental conditions. When it's noon in Seoul, it's 3:00 AM in Lisbon — a 9-hour time difference.
Size Ratio
Lisbon fits inside Seoul ~6 times
Density Gap
Seoul is 2.9x more densely populated
Time Difference
9 hours apart
History
Lisbon is ~1,182 years older
Lisbon covers 100 km². Cities with a similar urban footprint include Barcelona (101 km²), Paris (105 km²), Copenhagen (91 km²), Zurich (88 km²), or Vancouver (115 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 Lisbon to Seoul is 10,418 km (6,473 miles), with an estimated flight time of ~12h 45m.
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