Vietnam
Taiwan
Area Comparison
Hanoi is 12.3x larger than Taipei
Population Comparison
Hanoi has 3.0x more people than Taipei
In terms of area, Hanoi is 12.3x the size of Taipei. Hanoi spans 3,359 km² (1,297 mi²) while Taipei covers 272 km² (105 mi²) — a difference of 3,087 km². You could fit Taipei inside Hanoi approximately 12 times.
To put Hanoi's size in perspective, its area of 3,359 km² is about 1.2x smaller than Rhode Island. Meanwhile, Taipei at 272 km² is about 1.2x the size of Amsterdam.
Vietnam's capital with over a thousand years of history. Known as "The City of the Ascending Dragon", Hanoi covers 3,359 km² with a population of 8.1 million. The city was established in 1010. Hanoi is known for Hoàn Kiếm Lake, Old Quarter (36 Streets), Ho Chi Minh Mausoleum, among other attractions. The city's main transit system is the Hanoi Metro.
Hanoi's Old Quarter has been a trading hub for nearly 1,000 years, with each street historically dedicated to a specific trade
Taiwan's capital and a major tech hub in East Asia. Often called "The Silicon Island Capital", Taipei has an area of 272 km² and is home to 2.6 million people. The city dates back to 1709. Visitors come for Taipei 101, Night markets, National Palace Museum, and much more. Getting around is easy with the Taipei Metro (MRT).
Taipei 101 was the world's tallest building from 2004 to 2010 and has a 730-ton tuned mass damper visible to visitors
Looking beyond city limits, the Hanoi metropolitan area covers 3,359 km², which is 1.4x larger than greater Taipei at 2,458 km². The Hanoi metro area is also more populous, with 8.1 million people compared to 7.0 million.
Hanoi has a population density of 2,397 people per km² — a moderately dense city. Taipei, with 9,743 people per km², is a densely populated city. Taipei is dramatically more crowded, with 4.1x the population density.
Both cities are in Asia, but they represent different national approaches to urban development. Hanoi (Vietnam) and Taipei (Taiwan) offer a fascinating regional contrast.
Both cities share a humid subtropical climate, though local geography creates distinct microclimates in each.
Size Ratio
Taipei fits inside Hanoi ~12 times
Density Gap
Taipei is 4.1x more densely populated
History
Hanoi is ~699 years older
Want to explore more? Compare city sizes for any two cities worldwide.