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Thailand
Vietnam
Area Comparison
Bangkok is 2.1x smaller than Hanoi
Population Comparison
Bangkok has 1.3x more people than Hanoi
In terms of area, Hanoi is 2.1x the size of Bangkok. Hanoi spans 3,359 km² (1,297 mi²) while Bangkok covers 1,569 km² (606 mi²) — a difference of 1,790 km². You could fit Bangkok inside Hanoi approximately 2 times.
To put Bangkok's size in perspective, its area of 1,569 km² is roughly the same size as London. Meanwhile, Hanoi at 3,359 km² is about 1.2x smaller than Rhode Island.
Thailand's capital and largest city. Known as "City of Angels", Bangkok covers 1,569 km² with a population of 10.5 million. The city was established in 1782. Bangkok is known for Grand Palace, Wat Arun, Floating markets, among other attractions. The city's main transit system is the BTS Skytrain & MRT.
Bangkok's full ceremonial name is 168 characters long, making it the longest city name in the world
Vietnam's capital with over a thousand years of history. Nicknamed "The City of the Ascending Dragon", Hanoi has an area of 3,359 km² and is home to 8.1 million people. Its history stretches back to 1010. Visitors come for Hoàn Kiếm Lake, Old Quarter (36 Streets), Ho Chi Minh Mausoleum, and much more. Getting around is easy with 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
Looking beyond city limits, the Bangkok metropolitan area covers 7,762 km², which is 2.3x larger than greater Hanoi at 3,359 km². The Bangkok metro area is also more populous, with 16.2 million people compared to 8.1 million.
Bangkok has a population density of 6,718 people per km² — a densely populated city. Hanoi, with 2,397 people per km², is a moderately dense city. Bangkok is noticeably denser, packing 2.8 times more people per square kilometer.
Both cities are in Asia, but they represent different national approaches to urban development. Bangkok (Thailand) and Hanoi (Vietnam) offer a fascinating regional contrast.
Bangkok has a tropical savanna climate while Hanoi experiences humid subtropical conditions.
Size Ratio
Bangkok fits inside Hanoi ~2 times
Density Gap
Bangkok is 2.8x more densely populated
History
Hanoi is ~772 years older
The straight-line distance from Bangkok to Hanoi is 987 km (613 miles), with an estimated flight time of ~1h 40m. See full distance details, including timezone difference and city facts.
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