Video comparing the size of the Willis Tower (former Sears Tower) in Chicago and Taipei 101 in Taipei.

The Willis Tower is 442 m (1,451 ft) tall, and the total height is 527 m (1,729 ft) with the antennas included. It was the World's Tallest Skyscraper from 1973 to 1998, and was the tallest skyscraper in the United States from 1973 to 2012.

Taipei 101 is 509 m (1,815 ft) tall by official height, the building held the record for the world's tallest building for 5 years, from 2004 to 2009.

Music by: Infraction