Beijing
16,411 km²
Karachi
3,527 km²
China
Pakistan
Area Comparison
Beijing is 4.7x larger than Karachi
Population Comparison
Beijing has 1.4x more people than Karachi
In terms of area, Beijing is 4.7x the size of Karachi. Beijing spans 16,411 km² (6,336 mi²) while Karachi covers 3,527 km² (1,362 mi²) — a difference of 12,884 km². You could fit Karachi inside Beijing approximately 4 times.
To put Beijing's size in perspective, its area of 16,411 km² is about 2.6x the size of Shanghai. Meanwhile, Karachi at 3,527 km² is about 1.1x smaller than Rhode Island.
Beijing's footprint is roughly about 2,300,000 American football fields, 160 times the area of Paris, or 140 times the area of San Francisco — pick whichever unit feels intuitive. Karachi, by comparison, equals about 494,000 American football fields, 60 times the area of Manhattan, or 33 times the area of Paris.
Beijing, previously romanized as Peking, is the capital city of China. With more than 22 million residents, it is the world's most populous national capital city, as well as China's second-largest city by urban area, after Shanghai. It is located in Northern China, and is governed as a municipality under the direct administration of the State Council with 16 urban districts.
Known as "Northern Capital", Beijing covers 16,411 km² with a population of 21.5 million. The city was founded around 1045 BC. Beijing is known for Forbidden City, Great Wall, Tiananmen Square, among other attractions. The city's main transit system is the Beijing Subway.
With over 22 million residents, Beijing is the world's most populous national capital city.
Karachi is the capital city of the province of Sindh, Pakistan. It is the largest city in Pakistan and 12th largest in the world, with a population of over 20 million. It is situated at the southern tip of the country along the Arabian Sea coast and formerly served as the country's capital from 1947 to 1959. Ranked as a beta-global city, it is Pakistan's premier industrial and financial centre, with an estimated GDP of over $200 billion (PPP) as of 2021.
Nicknamed "City of Lights", Karachi has an area of 3,527 km² and is home to 14.9 million people. The city dates back to 1729. Visitors come for Port of Karachi, Mazar-e-Quaid mausoleum, Clifton Beach, and much more.
Karachi is Pakistan's largest city and the 12th largest in the world, with a population of over 20 million.
Beijing has a population density of 1,313 people per km² — a relatively spread-out city. Karachi, with 4,227 people per km², is a moderately dense city. Karachi is dramatically more crowded, with 3.2x the population density.
Size Ratio
Karachi fits inside Beijing ~4 times
Density Gap
Karachi is 3.2x more densely populated
History
Beijing is ~2,774 years older
Beijing covers 16,411 km². Cities with a similar urban footprint include Hangzhou (16,854 km²), Brisbane (15,826 km²), Chengdu (14,378 km²), Sydney (12,368 km²), or Xi'an (10,097 km²).
Karachi covers 3,527 km². Cities with a similar urban footprint include Hanoi (3,359 km²), Cairo (3,085 km²), Dubai (4,114 km²), Lima (2,672 km²), or Moscow (2,511 km²).
The straight-line distance from Beijing to Karachi is 4,862 km (3,021 miles), with an estimated flight time of ~6h 13m.
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