Chengdu
14,378 km²
Oslo
454 km²
People's Republic of China
Norway
Area Comparison
Chengdu is 31.7x larger than Oslo
Population Comparison
Chengdu has 29.1x more people than Oslo
In terms of area, Chengdu is 31.7x the size of Oslo. Chengdu spans 14,378 km² (5,551 mi²) while Oslo covers 454 km² (175 mi²) — a difference of 13,924 km². You could fit Oslo inside Chengdu approximately 31 times.
To put Chengdu's size in perspective, its area of 14,378 km² is about 2.3x the size of Shanghai. Meanwhile, Oslo at 454 km² is about 1.3x smaller than Seoul.
Picture Chengdu another way: its area is large enough to fit about 2,000,000 American football fields, 140 times the area of Paris, or 120 times the area of San Francisco. Oslo works out to about 64,000 American football fields, 130 times the area of Central Park, or 8 times the area of Manhattan.
Chengdu is the capital city of the Chinese province of Sichuan. With a population of 20,937,757 at the 2020 census, it is the fourth most populous city in China, and it is the only city with a population of over 20 million apart from provincial-level municipalities. It is traditionally the hub of Western China.
Known as "Land of Abundance", Chengdu covers 14,378 km² with a population of 20.9 million. The city was founded around 310 BC. Chengdu is known for Giant Panda Breeding Base, Jinli Ancient Street, Wuhou Shrine, among other attractions.
Chengdu has a population of over 20.9 million, making it the fourth most populous city in China.
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.
Chengdu has a population density of 1,456 people per km² — a relatively spread-out city. Oslo, with 1,586 people per km², is a relatively spread-out city. Both cities have comparable density, though Oslo is slightly more compact.
Size Ratio
Oslo fits inside Chengdu ~31 times
History
Chengdu is ~1,358 years older
Chengdu covers 14,378 km². Cities with a similar urban footprint include Brisbane (15,826 km²), Beijing (16,411 km²), Sydney (12,368 km²), Hangzhou (16,854 km²), or Xi'an (10,097 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 Chengdu to Oslo is 7,273 km (4,519 miles), with an estimated flight time of ~9h 3m.
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