Ho Chi Minh City
2,061 km²
San Francisco
121 km²
2,061 km²
121 km²
Vietnam
USA
Area Comparison
Ho Chi Minh City is 17.0x larger than San Francisco
Population Comparison
Ho Chi Minh City has 10.3x more people than San Francisco
Yes — Ho Chi Minh City is 17.0x larger than San Francisco by area. Ho Chi Minh City spans 2,061 km² (796 mi²) while San Francisco covers 121 km² (47 mi²) — a difference of 1,940 km². You could fit San Francisco inside Ho Chi Minh City approximately 17 times.
To put Ho Chi Minh City's size in perspective, its area of 2,061 km² is roughly the same size as Tokyo (city proper). Meanwhile, San Francisco at 121 km² is about 1.2x the size of Paris (city proper).
Ho Chi Minh City's footprint is roughly about 289,000 American football fields, 35 times the area of Manhattan, or 20 times the area of Paris — pick whichever unit feels intuitive. San Francisco works out to about 17,000 American football fields, 60 times the area of Monaco, or 35 times the area of Central Park.
Ho Chi Minh City, also known as Saigon, is the most populous municipality of Vietnam, with a population of more than 14 million in 2025. Its geography is defined by rivers and canals, of which the largest is Saigon River. As the largest financial centre in Vietnam, Ho Chi Minh City has the largest gross regional domestic product out of all Vietnam provinces and municipalities, contributing around a quarter of the country's total GDP.
Known as "Saigon", Ho Chi Minh City covers 2,061 km² with a population of 9.0 million. The city was established in 1698. Ho Chi Minh City is known for Independence Palace, Bitexco Financial Tower, War Remnants Museum, among other attractions. The city's main transit system is the HCMC Metro (opening 2024).
Ho Chi Minh City is Vietnam's largest financial center and contributes around a quarter of the country's total GDP.
San Francisco, officially the City and County of San Francisco, is the fourth-most populous city in California and the 17th-most populous in the United States, with a population of 826,079 in 2025. Among U.S. cities with a population of 300,000 or more, San Francisco is ranked first by per capita income, second by population density, and sixth by aggregate income as of 2023.
Often called "The City by the Bay", San Francisco has an area of 121 km² and is home to 0.9 million people. The city dates back to 1776. Visitors come for Golden Gate Bridge, Alcatraz Island, Cable cars, and much more. Getting around is easy with the BART & Muni.
San Francisco ranks first by per capita income among all US cities with 300,000+ residents as of 2023.
Looking beyond city limits, the San Francisco metropolitan area covers 6,984 km², which is 3.4x larger than greater Ho Chi Minh City at 2,061 km². The Ho Chi Minh City metro area is also more populous, with 9.0 million people compared to 4.7 million.
Ho Chi Minh City has a population density of 4,362 people per km² — a moderately dense city. San Francisco, with 7,190 people per km², is a densely populated city. San Francisco is noticeably denser, packing 1.6 times more people per square kilometer.
This comparison spans continents — Ho Chi Minh City in Asia versus San Francisco in North America. Despite the geographic distance, comparing their sizes reveals surprising insights about how cities grow worldwide.
Ho Chi Minh City has a tropical savanna climate while San Francisco experiences Mediterranean conditions. Winters differ dramatically: Ho Chi Minh City stays around 27°C while San Francisco drops to 10°C. When it's noon in Ho Chi Minh City, it's midnight in San Francisco — a 15-hour time difference.
Size Ratio
San Francisco fits inside Ho Chi Minh City ~17 times
Density Gap
San Francisco is 1.6x more densely populated
Time Difference
15 hours apart
Ho Chi Minh City covers 2,061 km². Cities with a similar urban footprint include Shenzhen (1,997 km²), Tokyo (2,194 km²), Riyadh (1,798 km²), Cape Town (2,455 km²), or Houston (1,725 km²).
San Francisco covers 121 km². Cities with a similar urban footprint include Vancouver (115 km²), Paris (105 km²), Miami (143 km²), Barcelona (101 km²), or Lisbon (100 km²).
The straight-line distance from Ho Chi Minh City to San Francisco is 12,586 km (7,821 miles), with an estimated flight time of ~15h 18m.
Want to explore more? Compare city sizes for any two cities worldwide, or share your location live with friends.