Scottsdale is about 2.5 times smaller than Los Angeles.

Los Angeles (including the city proper only) is approximately 1,215 sq km, while Scottsdale is approximately 477 sq km, making Scottsdale 39.23% the size of Los Angeles.
Tip: This to-scale comparison of Los Angeles vs. Scottsdale uses the Mercator projection, which distorts the size of regions near the poles.
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