Leaning Tower of Pisa vs. Twin Towers: Size Comparison

The Leaning Tower of Pisa stands 55.86 meters (183 ft 3 in) tall. The Twin Towers of the original World Trade Center were each 417 meters (1,368 ft) tall—over 7.5 times taller. The Twin Towers were among the world's tallest buildings; the Leaning Tower is a modest-height campanile.