Nashville is about 1.5 times bigger than Charlotte.

Charlotte (map shows its 157 named neighbourhoods; the area covers the whole city) is approximately 807 sq km, while Nashville (map shows its 91 named neighbourhoods; the area covers the whole city) is approximately 1,232 sq km, making Nashville 53% larger than Charlotte.
Tip: This to-scale comparison of Charlotte vs. Nashville uses the Mercator projection, which distorts the size of regions near the poles.
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