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UK
Japan
Area Comparison
London is 7.0x larger than Osaka
Population Comparison
London has 3.3x more people than Osaka
London is significantly larger, covering 7.0 times the area of Osaka. London spans 1,572 km² (607 mi²) while Osaka covers 225 km² (87 mi²) — a difference of 1,347 km². You could fit Osaka inside London approximately 6 times.
To put London's size in perspective, its area of 1,572 km² is about 1.4x smaller than Tokyo (city proper). Meanwhile, Osaka at 225 km² is roughly the same size as Amsterdam.
Capital of England and the United Kingdom. Known as "The Big Smoke", London covers 1,572 km² with a population of 9.0 million. The city was established in 43. London is known for Big Ben, Tower of London, Buckingham Palace, among other attractions. The city's main transit system is the London Underground.
London was the first city to have an underground railway, opening in 1863
Japan's third-largest city and a culinary capital. Often called "The Kitchen of Japan", Osaka has an area of 225 km² and is home to 2.8 million people. Its history stretches back to 645. Visitors come for Osaka Castle, Dotonbori district, Street food culture, and much more. Getting around is easy with the Osaka Metro.
Osaka residents spend more on food per capita than any other city in Japan
Looking beyond city limits, the Osaka metropolitan area covers 13,228 km², which is 1.6x larger than greater London at 8,382 km². The Osaka metro area is also more populous, with 19.3 million people compared to 14.3 million.
London has a population density of 5,712 people per km² — a densely populated city. Osaka, with 12,222 people per km², is an extremely dense urban environment. Osaka is noticeably denser, packing 2.1 times more people per square kilometer.
This comparison spans continents — London in Europe versus Osaka in Asia. Despite the geographic distance, comparing their sizes reveals surprising insights about how cities grow worldwide.
London has a oceanic climate while Osaka experiences humid subtropical conditions. Summers are notably different: Osaka averages 28°C compared to 19°C in London. When it's noon in Osaka, it's 3:00 AM in London — a 9-hour time difference.
Size Ratio
Osaka fits inside London ~6 times
Density Gap
Osaka is 2.1x more densely populated
Time Difference
9 hours apart
History
London is ~602 years older
The straight-line distance from London to Osaka is 9,499 km (5,903 miles), with an estimated flight time of ~11h 41m. See full distance details, including timezone difference and city facts.
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