Bangkok
1,569 km²
Tokyo
2,194 km²
Thailand
Japan
Area Comparison
Bangkok is 1.4x smaller than Tokyo
Population Comparison
Bangkok has 1.3x fewer people than Tokyo
In terms of area, Tokyo is 1.4x the size of Bangkok. Tokyo spans 2,194 km² (847 mi²) while Bangkok covers 1,569 km² (606 mi²) — a difference of 625 km².
To put Bangkok's size in perspective, its area of 1,569 km² is roughly the same size as London. Meanwhile, Tokyo at 2,194 km² is about 1.1x smaller than Moscow.
Bangkok's footprint is roughly about 220,000 American football fields, 27 times the area of Manhattan, or 15 times the area of Paris — pick whichever unit feels intuitive. Tokyo works out to about 307,000 American football fields, 37 times the area of Manhattan, or 21 times the area of Paris.
Bangkok, officially known in Thai as Krung Thep Maha Nakhon and colloquially as Krung Thep, is the capital and most populous city of Thailand. The city occupies 1,568.7 square kilometres (605.7 sq mi) in the Chao Phraya River delta in central Thailand and has an estimated population of 11.4 million people as of 2024, 15.9% of the country's population.
Known as "City of Angels", Bangkok covers 1,569 km² with a population of 10.5 million. The city was established in 1782. Bangkok is known for Grand Palace, Wat Arun, Wat Pho, among other attractions. The city's main transit system is the BTS Skytrain & MRT.
Bangkok's official Thai name is Krung Thep Maha Nakhon, with the full ceremonial name being one of the longest place names in the world.
Tokyo, officially the Tokyo Metropolis, is the capital and most populous city of Japan. With a population of over 14 million in the city proper in 2023, it is one of the most populous urban areas in the world. The Greater Tokyo Area, which includes Tokyo and parts of six neighboring prefectures, is the most populous metropolitan area in the world, with 41 million residents as of 2024.
Nicknamed "Eastern Capital", Tokyo has an area of 2,194 km² and is home to 14.0 million people. Its history stretches back to 1457. Visitors come for Shibuya Crossing, Tokyo Tower, Imperial Palace, and much more. Getting around is easy with the Tokyo Metro & JR East.
Greater Tokyo holds 41 million residents as of 2024, making it the most populous metropolitan area on Earth.
Looking beyond city limits, the Tokyo metropolitan area covers 13,572 km², which is 1.7x larger than greater Bangkok at 7,762 km². The Tokyo metro area is also more populous, with 37.4 million people compared to 16.2 million.
Bangkok has a population density of 6,718 people per km² — a densely populated city. Tokyo, with 6,363 people per km², is a densely populated city. Both cities have comparable density, though Bangkok is slightly more compact.
Both cities are in Asia, but they represent different national approaches to urban development. Bangkok (Thailand) and Tokyo (Japan) offer a fascinating regional contrast.
Bangkok has a tropical savanna climate while Tokyo experiences humid subtropical conditions. Winters differ dramatically: Bangkok stays around 26°C while Tokyo drops to 6°C. When it's noon in Tokyo, it's 10:00 AM in Bangkok — a 2-hour time difference.
History
Tokyo is ~325 years older
Bangkok covers 1,569 km². Cities with a similar urban footprint include London (1,572 km²), Bogotá (1,578 km²), São Paulo (1,521 km²), Johannesburg (1,644 km²), or Mexico City (1,485 km²).
Tokyo covers 2,194 km². Cities with a similar urban footprint include Ho Chi Minh City (2,061 km²), Shenzhen (1,997 km²), Cape Town (2,455 km²), Moscow (2,511 km²), or Lima (2,672 km²).
The straight-line distance from Bangkok to Tokyo is 4,599 km (2,858 miles), with an estimated flight time of ~5h 55m.
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