| POS | BIB | ATHLETE | COUNTRY | MARK | Reaction Time |
|---|---|---|---|---|---|
| 1 | 995 | Bershawn Jackson |
USA
|
47.30 PB | 0.153 |
| 2 | 973 | James Carter |
USA
|
47.43 PB | 0.144 |
| 3 | 545 | Dai Tamesue |
JPN
|
48.10 SB | 0.189 |
| 4 | 976 | Kerron Clement |
USA
|
48.18 | 0.201 |
| 5 | 324 | Naman Keïta |
FRA
|
48.28 | 0.172 |
| 6 | 798 | L.J. van Zyl |
RSA
|
48.54 | 0.177 |
| 7 | 708 | Bayano Kamani |
PAN
|
50.18 | 0.180 |
| 207 | Felix Sánchez |
DOM
|
DNF | 0.186 |