Kuala Lumpur
243 km²
San Francisco
121 km²
Malaysia
USA
Area Comparison
Kuala Lumpur is 2.0x larger than San Francisco
Population Comparison
Kuala Lumpur has 2.3x more people than San Francisco
In terms of area, Kuala Lumpur is 2.0x the size of San Francisco. Kuala Lumpur spans 243 km² (94 mi²) while San Francisco covers 121 km² (47 mi²) — a difference of 122 km². You could fit San Francisco inside Kuala Lumpur approximately 2 times.
To put Kuala Lumpur's size in perspective, its area of 243 km² is about 1.1x the size of Amsterdam. Meanwhile, San Francisco at 121 km² is about 1.2x the size of Paris (city proper).
Kuala Lumpur's footprint is roughly about 34,000 American football fields, 120 times the area of Monaco, or 71 times the area of Central Park — pick whichever unit feels intuitive. San Francisco works out to about 17,000 American football fields, 60 times the area of Monaco, or 35 times the area of Central Park.
Kuala Lumpur (KL), officially the Federal Territory of Kuala Lumpur, is the capital city and a federal territory of Malaysia. It is the most populous city in the country, covering an area of 243 km2 (94 sq mi) with a population of 2,075,600 as of 2024. Greater Kuala Lumpur, which itself includes the Klang Valley, is an urban agglomeration of 8.8 million people as of 2024. It is among the fastest growing metropolitan regions in Southeast Asia, in terms of both population and economic development.
Known as "KL", Kuala Lumpur covers 243 km² with a population of 2.0 million. The city was established in 1857. Kuala Lumpur is known for Petronas Twin Towers, Batu Caves, Merdeka 118, among other attractions. The city's main transit system is the RapidKL (LRT, MRT & Monorail).
Kuala Lumpur packs 2.07 million people into just 243 km2, making it Malaysia's most populous city by far
San Francisco, officially the City and County of San Francisco, is the fourth-most populous city in California and the 17th-most populous in the United States, with a population of 826,079 in 2025. Among U.S. cities with a population of 300,000 or more, San Francisco is ranked first by per capita income, second by population density, and sixth by aggregate income as of 2023.
Nicknamed "The City by the Bay", San Francisco has an area of 121 km² and is home to 0.9 million people. Its history stretches back to 1776. Visitors come for Golden Gate Bridge, Alcatraz Island, Cable cars, and much more. Getting around is easy with the BART & Muni.
San Francisco ranks first by per capita income among all US cities with 300,000+ residents as of 2023.
Looking beyond city limits, the San Francisco metropolitan area covers 6,984 km², which is 2.5x larger than greater Kuala Lumpur at 2,793 km². The Kuala Lumpur metro area is also more populous, with 8.4 million people compared to 4.7 million.
Kuala Lumpur has a population density of 8,148 people per km² — a densely populated city. San Francisco, with 7,190 people per km², is a densely populated city. Both cities have comparable density, though Kuala Lumpur is slightly more compact.
This comparison spans continents — Kuala Lumpur in Asia versus San Francisco in North America. Despite the geographic distance, comparing their sizes reveals surprising insights about how cities grow worldwide.
Kuala Lumpur has a tropical rainforest climate while San Francisco experiences Mediterranean conditions. Winters differ dramatically: Kuala Lumpur stays around 27°C while San Francisco drops to 10°C. When it's noon in Kuala Lumpur, it's midnight in San Francisco — a 16-hour time difference.
Size Ratio
San Francisco fits inside Kuala Lumpur ~2 times
Time Difference
16 hours apart
Kuala Lumpur covers 243 km². Cities with a similar urban footprint include Boston (232 km²), Edinburgh (259 km²), Osaka (225 km²), Amsterdam (219 km²), or Taipei (272 km²).
San Francisco covers 121 km². Cities with a similar urban footprint include Vancouver (115 km²), Paris (105 km²), Miami (143 km²), Barcelona (101 km²), or Lisbon (100 km²).
The straight-line distance from Kuala Lumpur to San Francisco is 13,590 km (8,445 miles), with an estimated flight time of ~16h 29m.
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