Which is taller, the John Hancock Center or the Aon Center (Chicago)?
Answer : The Aon Center (Chicago) is taller than the John Hancock Center
The height of the John Hancock Center is 344 m, (1,129 ft) while the height of the Aon Center (Chicago) is 346 m, (1,135 ft)
| Name | Name:John Hancock Center | Name:Aon Center (Chicago) |
| Height | Height:344 m, (1,129 ft) | Height:346 m, (1,135 ft) |
| Location | Location:Chicago, United States | Location:Chicago, United States |
| Year Constructed | Year Constructed:1969 | Year Constructed:1973 |
| Description | Description: | Description: |
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