Melbourne
9,993 km²
Oslo
454 km²
Australia
Norway
Area Comparison
Melbourne is 22.0x larger than Oslo
Population Comparison
Melbourne has 7.1x more people than Oslo
Yes — Melbourne is 22.0x larger than Oslo by area. Melbourne spans 9,993 km² (3,858 mi²) while Oslo covers 454 km² (175 mi²) — a difference of 9,539 km². You could fit Oslo inside Melbourne approximately 22 times.
To put Melbourne's size in perspective, its area of 9,993 km² is about 1.6x the size of Shanghai. Meanwhile, Oslo at 454 km² is about 1.3x smaller than Seoul.
Picture Melbourne another way: its area is large enough to fit about 1,400,000 American football fields, 170 times the area of Manhattan, or 95 times the area of Paris. Oslo, by comparison, equals about 64,000 American football fields, 130 times the area of Central Park, or 8 times the area of Manhattan.
Melbourne is the capital and most populous city of the Australian state of Victoria, and the second most-populous city in Australia. The city's name generally refers to a 9,993-square-kilometre (3,858 sq mi) area, comprising an urban agglomeration of 31 local government areas. The name is also used to specifically refer to the local government area named City of Melbourne, whose area is centred on the Melbourne central business district and some immediate surrounds.
Melbourne covers 9,993 km² with a population of 5.1 million. The city was established in 1835. Melbourne is known for Federation Square, Flinders Street Station, Melbourne Cricket Ground, among other attractions. The city's main transit system is the Melbourne Trams & Metro.
Melbourne's metropolitan area spans 9,993 square kilometers across 31 local government areas, making it Australia's second-most-populous city.
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.
Often called "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.
Melbourne has a population density of 508 people per km² — a relatively spread-out city. Oslo, with 1,586 people per km², is a relatively spread-out city. Oslo is dramatically more crowded, with 3.1x the population density.
Size Ratio
Oslo fits inside Melbourne ~22 times
Density Gap
Oslo is 3.1x more densely populated
History
Oslo is ~787 years older
Melbourne covers 9,993 km². Cities with a similar urban footprint include Xi'an (10,097 km²), Wuhan (8,569 km²), Sydney (12,368 km²), Guangzhou (7,434 km²), or Chengdu (14,378 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 Melbourne to Oslo is 15,987 km (9,934 miles), with an estimated flight time of ~19h 19m.
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