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USA
Switzerland
Area Comparison
San Francisco is 1.4x larger than Zurich
Population Comparison
San Francisco has 2.0x more people than Zurich
San Francisco is significantly larger, covering 1.4 times the area of Zurich. San Francisco spans 121 km² (47 mi²) while Zurich covers 88 km² (34 mi²) — a difference of 33 km².
To put San Francisco's size in perspective, its area of 121 km² is about 1.2x the size of Paris (city proper). Meanwhile, Zurich at 88 km² is about 1.2x smaller than Paris (city proper).
A cultural and financial center in Northern California. Known as "SF", San Francisco covers 121 km² with a population of 0.9 million. The city was established in 1776. San Francisco is known for Golden Gate Bridge, Alcatraz Island, Cable cars, among other attractions. The city's main transit system is the BART & Muni.
San Francisco's 121 km² makes it one of the smallest major US cities by area
Switzerland's largest city and a global finance center. Often called "The Little Big City", Zurich has an area of 88 km² and is home to 0.4 million people. It was founded around 15 BC. Visitors come for Banking and finance, Lake Zurich, Bahnhofstrasse shopping, and much more. Getting around is easy with the ZVV (S-Bahn & Tram).
Zurich is consistently ranked among the most expensive cities in the world
Looking beyond city limits, the San Francisco metropolitan area covers 6,984 km², which is 5.2x larger than greater Zurich at 1,334 km². The San Francisco metro area is also more populous, with 4.7 million people compared to 1.4 million.
San Francisco has a population density of 7,190 people per km² — a densely populated city. Zurich, with 4,886 people per km², is a moderately dense city. Both cities have comparable density, though San Francisco is slightly more compact.
This comparison spans continents — San Francisco in North America versus Zurich in Europe. Despite the geographic distance, comparing their sizes reveals surprising insights about how cities grow worldwide.
San Francisco has a Mediterranean climate while Zurich experiences oceanic conditions. When it's noon in Zurich, it's 3:00 AM in San Francisco — a 9-hour time difference.
Density Gap
San Francisco is 1.5x more densely populated
Time Difference
9 hours apart
History
Zurich is ~1,791 years older
The straight-line distance from San Francisco to Zurich is 9,370 km (5,822 miles), with an estimated flight time of ~11h 31m. See full distance details, including timezone difference and city facts.
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