Albuquerque is about 3.2 times smaller than London.

London (including the 32 boroughs of greater London) is approximately 1,572 sq km, while Albuquerque (map shows its 231 named neighbourhoods; the area covers the whole city) is approximately 485 sq km, making Albuquerque 30.85% the size of London.
Tip: This to-scale comparison of London vs. Albuquerque uses the Mercator projection, which distorts the size of regions near the poles.
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