Hamburg
755 km²
Oslo
454 km²
Germany
Norway
Area Comparison
Hamburg is 1.7x larger than Oslo
Population Comparison
Hamburg has 2.7x more people than Oslo
In terms of area, Hamburg is 1.7x the size of Oslo. Hamburg spans 755 km² (292 mi²) while Oslo covers 454 km² (175 mi²) — a difference of 301 km².
To put Hamburg's size in perspective, its area of 755 km² is roughly the same size as New York City. Meanwhile, Oslo at 454 km² is about 1.3x smaller than Seoul.
Picture Hamburg another way: its area is large enough to fit about 106,000 American football fields, 13 times the area of Manhattan, or 7 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.
Hamburg, officially the Free and Hanseatic City of Hamburg, is the second-largest city in Germany after Berlin and seventh-largest city in the European Union, with a population of over 1.9 million. The Hamburg Metropolitan Region has a population of over 5.1 million and is the tenth-largest metropolitan region by GDP in the European Union.
Known as "Gateway to the World", Hamburg covers 755 km² with a population of 1.9 million. Hamburg is known for Port of Hamburg, Elbphilharmonie concert hall, Reeperbahn nightlife district, among other attractions.
Hamburg is the second-largest city in Germany and the seventh-largest in the European Union.
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.
Hamburg has a population density of 2,530 people per km² — a moderately dense city. Oslo, with 1,586 people per km², is a relatively spread-out city. Hamburg is noticeably denser, packing 1.6 times more people per square kilometer.
Density Gap
Hamburg is 1.6x more densely populated
Hamburg covers 755 km². Cities with a similar urban footprint include Bangalore (741 km²), Singapore (733 km²), Tehran (730 km²), New York (783 km²), or Nairobi (696 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 Hamburg to Oslo is 709 km (441 miles), with an estimated flight time of ~1h 20m.
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