Hanoi vs Mexico City - City Size Comparison

Is Hanoi Bigger Than Mexico City?

In terms of area, Hanoi is 2.3x the size of Mexico City. Hanoi spans 3,359 km² (1,297 mi²) while Mexico City covers 1,485 km² (573 mi²) — a difference of 1,874 km². You could fit Mexico City inside Hanoi approximately 2 times.

About Hanoi

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

About Mexico City

Mexico's capital and largest city. Nicknamed "CDMX", Mexico City has an area of 1,485 km² and is home to 9.2 million people. It was established in 1325. Visitors come for Zócalo plaza, Chapultepec Castle, Frida Kahlo Museum, and much more. Getting around is easy with the Mexico City Metro.

Mexico City is sinking 50 cm per year because it was built on a lake bed

Metropolitan Area Comparison

Looking beyond city limits, the Mexico City metropolitan area covers 7,854 km², which is 2.3x larger than greater Hanoi at 3,359 km². The Mexico City metro area is also more populous, with 21.8 million people compared to 8.1 million.

Population Density

Hanoi has a population density of 2,397 people per km² — a moderately dense city. Mexico City, with 6,202 people per km², is a densely populated city. Mexico City is noticeably denser, packing 2.6 times more people per square kilometer.

Climate & Time Zone

Hanoi has a humid subtropical climate while Mexico City experiences subtropical highland conditions. Summers are notably different: Hanoi averages 30°C compared to 18°C in Mexico City. When it's noon in Hanoi, it's midnight in Mexico City — a 13-hour time difference.