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China
Iran
Area Comparison
Guangzhou is 10.2x larger than Tehran
Population Comparison
Guangzhou has 2.0x more people than Tehran
Guangzhou is significantly larger, covering 10.2 times the area of Tehran. Guangzhou spans 7,434 km² (2,870 mi²) while Tehran covers 730 km² (282 mi²) — a difference of 6,704 km². You could fit Tehran inside Guangzhou approximately 10 times.
To put Guangzhou's size in perspective, its area of 7,434 km² is about 1.2x the size of Shanghai. Meanwhile, Tehran at 730 km² is roughly the same size as New York City.
A major port city and trade hub in southern China. Known as "Canton", Guangzhou covers 7,434 km² with a population of 18.7 million. The city was founded around 214 BC. Guangzhou is known for Canton Tower, Cantonese cuisine (dim sum), Canton Fair, among other attractions. The city's main transit system is the Guangzhou Metro.
Guangzhou has been a major trading port for over 2,000 years and was a key stop on the Maritime Silk Road
Iran's capital and largest city. Nicknamed "The City of 72 Nations", Tehran has an area of 730 km² and is home to 9.1 million people. Its history stretches back to 1524. Visitors come for Golestan Palace, Grand Bazaar, Milad Tower, and much more. Getting around is easy with the Tehran Metro.
Tehran sits at the foot of Mount Damavand, the highest volcano in Asia at 5,610 meters
Looking beyond city limits, the Guangzhou metropolitan area covers 7,434 km², which is 3.3x larger than greater Tehran at 2,235 km². The Guangzhou metro area is also more populous, with 18.7 million people compared to 16.0 million.
Guangzhou has a population density of 2,513 people per km² — a moderately dense city. Tehran, with 12,507 people per km², is an extremely dense urban environment. Tehran is dramatically more crowded, with 5.0x the population density.
Both cities are in Asia, but they represent different national approaches to urban development. Guangzhou (China) and Tehran (Iran) offer a fascinating regional contrast.
Guangzhou has a humid subtropical climate while Tehran experiences hot-summer Mediterranean conditions. When it's noon in Guangzhou, it's 7.5:00 AM in Tehran — a 4.5-hour time difference.
Size Ratio
Tehran fits inside Guangzhou ~10 times
Density Gap
Tehran is 5.0x more densely populated
Time Difference
4.5 hours apart
History
Guangzhou is ~1,738 years older
The straight-line distance from Guangzhou to Tehran is 6,056 km (3,763 miles), with an estimated flight time of ~7h 37m. See full distance details, including timezone difference and city facts.
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