Berlin
892 km²
Oslo
454 km²
Germany
Norway
Area Comparison
Berlin is 2.0x larger than Oslo
Population Comparison
Berlin has 5.1x more people than Oslo
Berlin is significantly larger, covering 2.0 times the area of Oslo. Berlin spans 892 km² (344 mi²) while Oslo covers 454 km² (175 mi²) — a difference of 438 km².
To put Berlin's size in perspective, its area of 892 km² is about 1.1x the size of New York City. Meanwhile, Oslo at 454 km² is about 1.3x smaller than Seoul.
In more relatable units, Berlin's 892 km² is about 125,000 American football fields, 15 times the area of Manhattan, or 8 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.
Berlin is the capital of Germany, as well as its largest city by both area and population. With 3.7 million inhabitants, it has the highest population within its city limits of any city in the European Union. The city is also one of the states of Germany, being the third-smallest state in the country by area. Berlin is surrounded by the state of Brandenburg, bordering Brandenburg's capital Potsdam to the southwest.
Berlin covers 892 km² with a population of 3.6 million. The city was established in 1237. Berlin is known for Brandenburg Gate, Berlin Wall, Reichstag Building, among other attractions. The city's main transit system is the BVG (U-Bahn & S-Bahn).
Berlin holds the highest population within city limits of any city in the European Union, with 3.7 million inhabitants.
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.
Also known as "Tigerstaden", Oslo has an area of 454 km² and is home to 0.7 million people. The city dates back to 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.
Berlin has a population density of 4,092 people per km² — a moderately dense city. Oslo, with 1,586 people per km², is a relatively spread-out city. Berlin is noticeably denser, packing 2.6 times more people per square kilometer.
Density Gap
Berlin is 2.6x more densely populated
History
Oslo is ~189 years older
Berlin covers 892 km². Cities with a similar urban footprint include Santiago (838 km²), Kyoto (828 km²), San Diego (964 km²), Abu Dhabi (972 km²), or Dallas (997 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 Berlin to Oslo is 838 km (521 miles), with an estimated flight time of ~1h 29m.
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