Bangkok
1,569 km²
Perth
6,417 km²
Thailand
Australia
Area Comparison
Bangkok is 4.1x smaller than Perth
Population Comparison
Bangkok has 4.9x more people than Perth
Perth is significantly larger, covering 4.1 times the area of Bangkok. Perth spans 6,417 km² (2,478 mi²) while Bangkok covers 1,569 km² (606 mi²) — a difference of 4,848 km². You could fit Bangkok inside Perth approximately 4 times.
To put Bangkok's size in perspective, its area of 1,569 km² is roughly the same size as London. Meanwhile, Perth at 6,417 km² is roughly the same size as Shanghai.
Picture Bangkok another way: its area is large enough to fit about 220,000 American football fields, 27 times the area of Manhattan, or 15 times the area of Paris. Perth, by comparison, equals about 899,000 American football fields, 110 times the area of Manhattan, or 61 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.
Perth is the capital city of Western Australia. It is the fourth-most-populous city in Australia, with a population of over 2.3 million within Greater Perth as of 2023. The world's most isolated major city by certain criteria, Perth is part of the South West Land Division of Western Australia, with most of Perth's metropolitan area on the Swan Coastal Plain between the Indian Ocean and the Darling Scarp.
Also known as "City of Light", Perth has an area of 6,417 km² and is home to 2.1 million people. The city dates back to 1829. Visitors come for Swan River, Kings Park, Cottesloe Beach, and much more.
Perth is considered the world's most isolated major city by certain criteria, sitting on Australia's west coast.
Bangkok has a population density of 6,718 people per km² — a densely populated city. Perth, with 333 people per km², is a low-density, sprawling urban area. Bangkok is dramatically more crowded, with 20.2x the population density.
Size Ratio
Bangkok fits inside Perth ~4 times
Density Gap
Bangkok is 20.2x more densely populated
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).
Perth covers 6,417 km². Cities with a similar urban footprint include Shanghai (6,341 km²), Guangzhou (7,434 km²), Istanbul (5,461 km²), Wuhan (8,569 km²), or Melbourne (9,993 km²).
The straight-line distance from Bangkok to Perth is 5,340 km (3,318 miles), with an estimated flight time of ~6h 47m.
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