Bangkok
1,569 km²
Lagos
1,172 km²
Thailand
Nigeria
Area Comparison
Bangkok is 1.3x larger than Lagos
Population Comparison
Bangkok has 1.5x fewer people than Lagos
Yes — Bangkok is 1.3x larger than Lagos by area. Bangkok spans 1,569 km² (606 mi²) while Lagos covers 1,172 km² (453 mi²) — a difference of 397 km².
To put Bangkok's size in perspective, its area of 1,569 km² is roughly the same size as London. Meanwhile, Lagos at 1,172 km² is about 1.3x the size of Berlin.
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 Lagos, that's about 164,000 American football fields, 20 times the area of Manhattan, or 11 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.
Lagos, or Lagos City, is a large metropolitan port city in southwestern Nigeria. As of November 2025, the size of the city's population has been estimated to be between 17 and 21 million residents, making Lagos the largest city in Nigeria, the most populous urban area on the African continent, and one of the fastest-growing megacities in the world.
Often called "Lasgidi", Lagos has an area of 1,172 km² and is home to 15.4 million people. It was established in 1472. Visitors come for Victoria Island, Lekki Conservation Centre, Nike Art Gallery, and much more. Getting around is easy with the Lagos Rail (Blue & Red Lines).
Lagos is the most populous urban area on the African continent, with an estimated 17 to 21 million residents as of 2025.
Looking beyond city limits, the Bangkok metropolitan area covers 7,762 km², which is 2.9x larger than greater Lagos at 2,706 km². The Lagos metro area is also more populous, with 21.0 million people compared to 16.2 million.
Bangkok has a population density of 6,718 people per km² — a densely populated city. Lagos, with 13,131 people per km², is an extremely dense urban environment. Lagos is noticeably denser, packing 2.0 times more people per square kilometer.
This comparison spans continents — Bangkok in Asia versus Lagos in Africa. Despite the geographic distance, comparing their sizes reveals surprising insights about how cities grow worldwide.
Both cities share a tropical savanna climate, though local geography creates distinct microclimates in each. When it's noon in Bangkok, it's 6:00 AM in Lagos — a 6-hour time difference.
Density Gap
Lagos is 2.0x more densely populated
Time Difference
6 hours apart
History
Lagos is ~310 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).
Lagos covers 1,172 km². Cities with a similar urban footprint include San Antonio (1,209 km²), Rio de Janeiro (1,221 km²), Hong Kong (1,114 km²), Rome (1,285 km²), or Los Angeles (1,302 km²).
The straight-line distance from Bangkok to Lagos is 10,599 km (6,586 miles), with an estimated flight time of ~12h 58m.
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