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Italy
China
Area Comparison
Rome is 4.9x smaller than Shanghai
Population Comparison
Rome has 8.7x fewer people than Shanghai
Shanghai is significantly larger, covering 4.9 times the area of Rome. Shanghai spans 6,341 km² (2,448 mi²) while Rome covers 1,285 km² (496 mi²) — a difference of 5,056 km². You could fit Rome inside Shanghai approximately 4 times.
To put Rome's size in perspective, its area of 1,285 km² is about 1.2x smaller than London. Meanwhile, Shanghai at 6,341 km² is about 1.5x the size of Los Angeles metro.
Italy's capital and a city of ancient history. Known as "The Eternal City", Rome covers 1,285 km² with a population of 2.9 million. The city was founded around 753 BC. Rome is known for Colosseum, Vatican City, Trevi Fountain, among other attractions. The city's main transit system is the Rome Metro.
Rome contains an entire independent country within its borders — Vatican City, the world's smallest state
China's largest city and a global financial hub. Often called "The Pearl of the Orient", Shanghai has an area of 6,341 km² and is home to 24.9 million people. The city dates back to 1291. Visitors come for The Bund waterfront, Pudong skyline, Yuyuan Garden, and much more. Getting around is easy with the Shanghai Metro.
Shanghai's Maglev train reaches 431 km/h, the fastest commercial train in the world
Looking beyond city limits, the Shanghai metropolitan area covers 6,341 km², which is 1.2x larger than greater Rome at 5,352 km². The Shanghai metro area is also more populous, with 28.5 million people compared to 4.3 million.
Rome has a population density of 2,233 people per km² — a moderately dense city. Shanghai, with 3,922 people per km², is a moderately dense city. Shanghai is noticeably denser, packing 1.8 times more people per square kilometer.
This comparison spans continents — Rome in Europe versus Shanghai in Asia. Despite the geographic distance, comparing their sizes reveals surprising insights about how cities grow worldwide.
Rome has a Mediterranean climate while Shanghai experiences humid subtropical conditions. When it's noon in Shanghai, it's 5:00 AM in Rome — a 7-hour time difference.
Size Ratio
Rome fits inside Shanghai ~4 times
Density Gap
Shanghai is 1.8x more densely populated
Time Difference
7 hours apart
History
Rome is ~2,044 years older
The straight-line distance from Rome to Shanghai is 9,117 km (5,665 miles), with an estimated flight time of ~11h 14m. See full distance details, including timezone difference and city facts.
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