Albuquerque is about 3.9 times bigger than Boston.

Boston is approximately 124 sq km, while Albuquerque (map shows its 231 named neighbourhoods; the area covers the whole city) is approximately 485 sq km, making Albuquerque 291% larger than Boston.
Tip: This to-scale comparison of Boston vs. Albuquerque uses the Mercator projection, which distorts the size of regions near the poles.
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