City size comparison
Rio De Janeiro, Brazil
compared to
Boston (MA), United States
Rio De Janeiro is about 10 times bigger than Boston.
Boston is approximately 124 sq km, while Rio De Janeiro is approximately 1,221 sq km, making Rio De Janeiro 885% larger than Boston.
We have positioned the outline of Boston near the middle of Rio De Janeiro.
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This to-scale comparison of
Boston
vs.
Rio De Janeiro
uses the Mercator projection, which distorts the size of regions near the poles. Learn more.
Note: Try dragging the outline to reposition.
