| POS | BIB | ATHLETE | COUNTRY | MARK | Reaction Time |
|---|---|---|---|---|---|
| 1 | 141 | Daniel Caines |
GBR
|
46.43 Q | 0.202 |
| 2 | 403 | Milton Campbell |
USA
|
46.69 Q | 0.215 |
| 3 | 107 | David Canal |
ESP
|
47.08 Q | 0.156 |
| 4 | 210 | Davian Clarke |
JAM
|
47.17 | 0.218 |
| 5 | 272 | Sunday Bada |
NGR
|
48.14 | 0.147 |
| 387 | Sofiane Labidi |
TUN
|
DQ | 0.176 |
| POS | BIB | ATHLETE | COUNTRY | MARK | Reaction Time |
|---|---|---|---|---|---|
| 1 | 209 | Danny McFarlane |
JAM
|
46.68 Q PB | 0.169 |
| 2 | 147 | Mark Hylton |
GBR
|
46.87 Q | 0.213 |
| 3 | 405 | James Davis |
USA
|
46.90 Q | 0.188 |
| 4 | 99 | Felix Sánchez |
DOM
|
47.29 | 0.216 |
| 5 | 325 | Boris Gorban |
RUS
|
47.48 | 0.164 |
| 6 | 371 | Jimisola Laursen |
SWE
|
48.17 | 0.239 |