Los Angeles
1,302 km²
Osaka
225 km²
USA
Japan
Area Comparison
Los Angeles is 5.8x larger than Osaka
Population Comparison
Los Angeles has 1.4x more people than Osaka
Los Angeles is significantly larger, covering 5.8 times the area of Osaka. Los Angeles spans 1,302 km² (503 mi²) while Osaka covers 225 km² (87 mi²) — a difference of 1,077 km². You could fit Osaka inside Los Angeles approximately 5 times.
To put Los Angeles's size in perspective, its area of 1,302 km² is about 1.2x smaller than London. Meanwhile, Osaka at 225 km² is roughly the same size as Amsterdam.
In more relatable units, Los Angeles's 1,302 km² is about 182,000 American football fields, 22 times the area of Manhattan, or 12 times the area of Paris. Osaka, by comparison, equals about 32,000 American football fields, 110 times the area of Monaco, or 66 times the area of Central Park.
Los Angeles (LA) is the most populous city in the U.S. state of California, and the commercial, financial, and cultural center of Southern California. With an estimated 3.88 million residents within the city limits as of 2024, it is the second-most populous city in the United States, behind New York City, and the largest city in the Western United States. The city has an ethnically and culturally diverse population, and is the principal city of a metropolitan area of 12.9 million people (2024).
Known as "The City of Angels", Los Angeles covers 1,302 km² with a population of 4.0 million. The city was established in 1781. Los Angeles is known for Hollywood Sign, Santa Monica Pier, Beverly Hills, among other attractions. The city's main transit system is the LA Metro.
Los Angeles is the second-most populous city in the United States, home to 3.88 million residents within city limits as of 2024.
Osaka is a designated city in the Kansai region of Honshu in Japan. It is the capital of and most populous city in Osaka Prefecture, and the third-most populous city in Japan, following the special wards of Tokyo and Yokohama. With an estimated population of 2,816,247 as of October 1, 2025 and a population density of about 12,505 people per square kilometer, it is the largest component of the Keihanshin Metropolitan Area, the second-largest metropolitan area in Japan and the 10th-largest urban…
Also known as "Nation's Kitchen", Osaka has an area of 225 km² and is home to 2.8 million people. The city dates back to 645. Visitors come for Osaka Castle, Dotonbori district, Universal Studios Japan, and much more. Getting around is easy with the Osaka Metro.
Osaka is the third-most populous city in Japan, following the special wards of Tokyo and Yokohama.
Looking beyond city limits, the Osaka metropolitan area covers 13,228 km², which is 1.1x larger than greater Los Angeles at 12,562 km². The Osaka metro area is also more populous, with 19.3 million people compared to 13.2 million.
Los Angeles has a population density of 3,049 people per km² — a moderately dense city. Osaka, with 12,222 people per km², is an extremely dense urban environment. Osaka is dramatically more crowded, with 4.0x the population density.
This comparison spans continents — Los Angeles in North America versus Osaka in Asia. Despite the geographic distance, comparing their sizes reveals surprising insights about how cities grow worldwide.
Los Angeles has a Mediterranean climate while Osaka experiences humid subtropical conditions. When it's noon in Osaka, it's midnight in Los Angeles — a 17-hour time difference.
Size Ratio
Osaka fits inside Los Angeles ~5 times
Density Gap
Osaka is 4.0x more densely populated
Time Difference
17 hours apart
History
Osaka is ~1,136 years older
Los Angeles covers 1,302 km². Cities with a similar urban footprint include Rome (1,285 km²), Phoenix (1,341 km²), Rio de Janeiro (1,221 km²), San Antonio (1,209 km²), or Lagos (1,172 km²).
Osaka covers 225 km². Cities with a similar urban footprint include Amsterdam (219 km²), Boston (232 km²), Helsinki (214 km²), Kuala Lumpur (243 km²), or Buenos Aires (203 km²).
The straight-line distance from Los Angeles to Osaka is 9,190 km (5,710 miles), with an estimated flight time of ~11h 19m.
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