Bangkok
1,569 km²
Oslo
454 km²
Thailand
Norway
Area Comparison
Bangkok is 3.5x larger than Oslo
Population Comparison
Bangkok has 14.6x more people than Oslo
In terms of area, Bangkok is 3.5x the size of Oslo. Bangkok spans 1,569 km² (606 mi²) while Oslo covers 454 km² (175 mi²) — a difference of 1,115 km². You could fit Oslo inside Bangkok approximately 3 times.
To put Bangkok's size in perspective, its area of 1,569 km² is roughly the same size as London. Meanwhile, Oslo at 454 km² is about 1.3x smaller than Seoul.
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. Oslo works out to about 64,000 American football fields, 130 times the area of Central Park, or 8 times the area of Manhattan.
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.
Oslo is the capital and most populous city of Norway. It constitutes both a county and a municipality. The municipality of Oslo had a population of 724,290 in 2025, while the city's greater urban area had a population of 1,110,887 in 2025, and the metropolitan area had an estimated population of 1,546,706 in 2021.
Nicknamed "Tigerstaden", Oslo has an area of 454 km² and is home to 0.7 million people. It was established in 1048. Visitors come for Vigeland Park, Oslo Opera House, Akershus Fortress, and much more.
Oslo is both a county and a municipality, with the city itself home to about 724,000 residents in 2025.
Bangkok has a population density of 6,718 people per km² — a densely populated city. Oslo, with 1,586 people per km², is a relatively spread-out city. Bangkok is dramatically more crowded, with 4.2x the population density.
Size Ratio
Oslo fits inside Bangkok ~3 times
Density Gap
Bangkok is 4.2x more densely populated
History
Oslo is ~734 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).
Oslo covers 454 km². Cities with a similar urban footprint include Prague (496 km²), Vienna (415 km²), Montreal (498 km²), Denver (401 km²), or Warsaw (517 km²).
The straight-line distance from Bangkok to Oslo is 8,674 km (5,390 miles), with an estimated flight time of ~10h 42m.
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