City size comparison

compared to

Budapest is about 4.3 times bigger than San Francisco.

San Francisco (including the city proper only) is approximately 121 sq km, while Budapest is approximately 525 sq km, making Budapest 334% larger than San Francisco.
Tip: This to-scale comparison of San Francisco vs. Budapest uses the Mercator projection, which distorts the size of regions near the poles.
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Compare further: Budapest vs. San Francisco

Flip Comparison · See true size
See Budapest on top of San Francisco
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Cost of Living Comparison · 7 categories - 2026 data
San Francisco is 2.2 times more expensive than Budapest
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