Hanoi
3,359 km²
Warsaw
517 km²
Vietnam
Poland
Area Comparison
Hanoi is 6.5x larger than Warsaw
Population Comparison
Hanoi has 4.3x more people than Warsaw
Hanoi is significantly larger, covering 6.5 times the area of Warsaw. Hanoi spans 3,359 km² (1,297 mi²) while Warsaw covers 517 km² (200 mi²) — a difference of 2,842 km². You could fit Warsaw inside Hanoi approximately 6 times.
To put Hanoi's size in perspective, its area of 3,359 km² is about 1.2x smaller than Rhode Island. Meanwhile, Warsaw at 517 km² is about 1.2x smaller than Seoul.
In more relatable units, Hanoi's 3,359 km² is about 470,000 American football fields, 57 times the area of Manhattan, or 32 times the area of Paris. Warsaw, by comparison, equals about 72,000 American football fields, 150 times the area of Central Park, or 9 times the area of Manhattan.
Hanoi is the capital and second-most populous municipality of Vietnam. It encompasses an area of 3,358.6 km2 (1,296.8 mi2), and as of 2025 has a population of 8,807,523. Hanoi had the second-highest gross regional domestic product of all Vietnamese provinces and municipalities at US$48 billion in 2023, behind Ho Chi Minh City. It hosts 78 foreign embassies, the headquarters of the Vietnam People's Army (VPA), its Vietnam National University system, and other governmental organizations.
Known as "City Between Rivers", Hanoi covers 3,359 km² with a population of 8.1 million. The city was established in 1010. Hanoi is known for Hoan Kiem Lake, Old Quarter, Temple of Literature, among other attractions. The city's main transit system is the Hanoi Metro.
Hanoi encompasses 3,358.6 square kilometers and had a population of nearly 8.8 million as of 2025.
Warsaw, officially the Capital City of Warsaw, is the capital and largest city of Poland. The metropolis stands on the River Vistula in east-central Poland. Its population is officially estimated at 1.86 million residents within a greater metropolitan area of 3.27 million residents, which makes Warsaw the 6th most-populous city in the European Union. The city area measures 517 square kilometres and comprises 18 districts, while the metropolitan area covers 6,100 square kilometres.
Also known as "Phoenix City", Warsaw has an area of 517 km² and is home to 1.9 million people. Visitors come for Warsaw Old Town, Palace of Culture and Science, Royal Castle, and much more.
Warsaw is Poland's capital and largest city, with 1.86 million residents and a metro area of 3.27 million.
Hanoi has a population density of 2,397 people per km² — a moderately dense city. Warsaw, with 3,598 people per km², is a moderately dense city. Warsaw is noticeably denser, packing 1.5 times more people per square kilometer.
Size Ratio
Warsaw fits inside Hanoi ~6 times
Density Gap
Warsaw is 1.5x more densely populated
Hanoi covers 3,359 km². Cities with a similar urban footprint include Karachi (3,527 km²), Cairo (3,085 km²), Dubai (4,114 km²), Lima (2,672 km²), or Moscow (2,511 km²).
Warsaw covers 517 km². Cities with a similar urban footprint include Budapest (525 km²), Montreal (498 km²), Prague (496 km²), Auckland (559 km²), or Oslo (454 km²).
The straight-line distance from Hanoi to Warsaw is 7,830 km (4,865 miles), with an estimated flight time of ~9h 43m.
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