Albany is about 2.2 times smaller than San Francisco.

San Francisco (including the city proper only) is approximately 121 sq km, while Albany (map shows its 24 named neighbourhoods; the area covers the whole city) is approximately 55 sq km, making Albany 45.81% the size of San Francisco.
Tip: This to-scale comparison of San Francisco vs. Albany uses the Mercator projection, which distorts the size of regions near the poles.
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