Bangkok
1,569 km²
London
1,572 km²
Thailand
UK
Area Comparison
Bangkok is 1.0x smaller than London
Population Comparison
Bangkok has 1.2x more people than London
Yes — London is 1.0x larger than Bangkok by area. London spans 1,572 km² (607 mi²) while Bangkok covers 1,569 km² (606 mi²) — a difference of 3 km².
To put Bangkok's size in perspective, its area of 1,569 km² is roughly the same size as London. Meanwhile, London at 1,572 km² is about 1.4x smaller than Tokyo (city proper).
In more relatable units, Bangkok's 1,569 km² is about 220,000 American football fields, 27 times the area of Manhattan, or 15 times the area of Paris. For London, that's about 220,000 American football fields, 27 times the area of Manhattan, or 15 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.
London is the capital and largest city of England and the United Kingdom, with a population of 9.1 million people in 2024. Its wider metropolitan area is the largest in Western Europe, with a population of 15.1 million. London stands on the River Thames in southeast England, at the head of a 50-mile (80 km) tidal estuary down to the North Sea, and has been a major settlement for nearly 2,000 years.
Also known as "The Big Smoke", London has an area of 1,572 km² and is home to 9.0 million people. The city dates back to 43. Visitors come for Big Ben, Tower Bridge, Buckingham Palace, and much more. Getting around is easy with the London Underground.
London has been a major settlement for nearly 2,000 years, tracing its roots back to Roman times around 47 AD.
Looking beyond city limits, the London metropolitan area covers 8,382 km², which is 1.1x larger than greater Bangkok at 7,762 km². The Bangkok metro area is also more populous, with 16.2 million people compared to 14.3 million.
Bangkok has a population density of 6,718 people per km² — a densely populated city. London, with 5,712 people per km², is a densely populated city. Both cities have comparable density, though Bangkok is slightly more compact.
This comparison spans continents — Bangkok in Asia versus London in Europe. Despite the geographic distance, comparing their sizes reveals surprising insights about how cities grow worldwide.
Bangkok has a tropical savanna climate while London experiences oceanic conditions. Winters differ dramatically: Bangkok stays around 26°C while London drops to 5°C. When it's noon in Bangkok, it's 5:00 AM in London — a 7-hour time difference.
Time Difference
7 hours apart
History
London is ~1,739 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).
London covers 1,572 km². Cities with a similar urban footprint include Bangkok (1,569 km²), Bogotá (1,578 km²), São Paulo (1,521 km²), Johannesburg (1,644 km²), or Mexico City (1,485 km²).
The straight-line distance from Bangkok to London is 9,532 km (5,923 miles), with an estimated flight time of ~11h 43m.
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