Which is taller, the Keangnam Hanoi Landmark Tower or the Aon Center (Chicago)?
Answer : The Aon Center (Chicago) is taller than the Keangnam Hanoi Landmark Tower
The height of the Keangnam Hanoi Landmark Tower is 345 m, (1,132 ft) while the height of the Aon Center (Chicago) is 346 m, (1,135 ft)
| Name | Name:Keangnam Hanoi Landmark Tower | Name:Aon Center (Chicago) |
| Height | Height:345 m, (1,132 ft) | Height:346 m, (1,135 ft) |
| Location | Location:Hanoi, Vietnam | Location:Chicago, United States |
| Year Constructed | Year Constructed:2011 | Year Constructed:1973 |
| Description | Description: | Description: |
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