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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).
Vietnam's largest city and economic center. 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 War Remnants Museum, Cu Chi Tunnels, Bến Thành Market, among other attractions. The city's main transit system is the HCMC Metro (opening 2024).
The city was renamed from Saigon in 1976, but locals still commonly call it Saigon
A cultural and financial center in Northern California. Often called "SF", 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's 121 km² makes it one of the smallest major US cities by area
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
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. See full distance details, including timezone difference and city facts.
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