Mexico City
1,485 km²
Shanghai
6,341 km²
Mexico
China
Area Comparison
Mexico City is 4.3x smaller than Shanghai
Population Comparison
Mexico City has 2.7x fewer people than Shanghai
Shanghai is significantly larger, covering 4.3 times the area of Mexico City. Shanghai spans 6,341 km² (2,448 mi²) while Mexico City covers 1,485 km² (573 mi²) — a difference of 4,856 km². You could fit Mexico City inside Shanghai approximately 4 times.
To put Mexico City's size in perspective, its area of 1,485 km² is roughly the same size as London. Meanwhile, Shanghai at 6,341 km² is about 1.5x the size of Los Angeles metro.
In more relatable units, Mexico City's 1,485 km² is about 208,000 American football fields, 25 times the area of Manhattan, or 14 times the area of Paris. Shanghai works out to about 888,000 American football fields, 110 times the area of Manhattan, or 60 times the area of Paris.
Mexico City is the capital and most populous city of Mexico, as well as the most populous city in North America. It is one of the most important cultural and financial centers in the world, and is classified as an Alpha world city according to the Globalization and World Cities Research Network (GaWC) 2024 ranking. Mexico City is located in the Valley of Mexico within the high Mexican central plateau, at an altitude of 2,240 meters.
Known as "CDMX", Mexico City covers 1,485 km² with a population of 9.2 million. The city was established in 1325. Mexico City is known for Zocalo square, Chapultepec Park, Frida Kahlo Museum, among other attractions. The city's main transit system is the Mexico City Metro.
Mexico City sits at an altitude of 2,240 meters in the Valley of Mexico on the high Mexican central plateau.
Shanghai is a direct-administered municipality and the most populous urban area in China. It has a population of 29,558,908 in the urban area as of 2025. The city is located on the Chinese shoreline on the southern estuary of the Yangtze River, with the Huangpu River bisecting the city. Shanghai is a global center for finance, business and economics, research, science and technology, manufacturing, transportation, tourism, and culture. The Port of Shanghai is the world's busiest container port.
Often called "Pearl of the Orient", Shanghai has an area of 6,341 km² and is home to 24.9 million people. It was established in 1291. Visitors come for The Bund, Oriental Pearl Tower, Shanghai Tower, and much more. Getting around is easy with the Shanghai Metro.
Shanghai's urban population reached 29.5 million in 2025, making it the most populous urban area in all of China.
Looking beyond city limits, the Mexico City metropolitan area covers 7,854 km², which is 1.2x larger than greater Shanghai at 6,341 km². The Shanghai metro area is also more populous, with 28.5 million people compared to 21.8 million.
Mexico City has a population density of 6,202 people per km² — a densely populated city. Shanghai, with 3,922 people per km², is a moderately dense city. Mexico City is noticeably denser, packing 1.6 times more people per square kilometer.
This comparison spans continents — Mexico City in North America versus Shanghai in Asia. Despite the geographic distance, comparing their sizes reveals surprising insights about how cities grow worldwide.
Mexico City has a subtropical highland climate while Shanghai experiences humid subtropical conditions. Summers are notably different: Shanghai averages 28°C compared to 18°C in Mexico City. When it's noon in Shanghai, it's midnight in Mexico City — a 14-hour time difference.
Size Ratio
Mexico City fits inside Shanghai ~4 times
Density Gap
Mexico City is 1.6x more densely populated
Time Difference
14 hours apart
Mexico City covers 1,485 km². Cities with a similar urban footprint include Delhi (1,484 km²), São Paulo (1,521 km²), Bangkok (1,569 km²), London (1,572 km²), or Bogotá (1,578 km²).
Shanghai covers 6,341 km². Cities with a similar urban footprint include Perth (6,417 km²), Istanbul (5,461 km²), Guangzhou (7,434 km²), Wuhan (8,569 km²), or Dubai (4,114 km²).
The straight-line distance from Mexico City to Shanghai is 12,908 km (8,021 miles), with an estimated flight time of ~15h 41m.
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