| POS | BIB | ATHLETE | COUNTRY | MARK | Reaction Time |
|---|---|---|---|---|---|
| 1 | 407 | Frank Puriza |
NAM
|
47.94 Q | 0.160 |
| 2 | 483 | Aleksandr Sigalovskiy |
RUS
|
49.02 Q | 0.171 |
| 3 | 331 | Leonard Kibet Malakwen |
KEN
|
49.25 | 0.175 |
| 4 | 421 | Samuel Wilson |
NZL
|
49.69 | 0.178 |
| 5 | 160 | Aitor MartÃn |
ESP
|
49.80 | 0.183 |
| 6 | 457 | Christian Santiago |
PUR
|
49.89 | 0.230 |
| 7 | 578 | Jarrith Jones |
USA
|
51.09 | 0.000 |
| 290 | Usain BOLT |
JAM
|
DNS | 0.000 |
| POS | BIB | ATHLETE | COUNTRY | MARK | Reaction Time |
|---|---|---|---|---|---|
| 1 | 120 | Željko Vincek |
CRO
|
47.26 Q PB | 0.218 |
| 2 | 539 | Jamil James |
TTO
|
47.60 Q | 0.168 |
| 3 | 435 | Rafal Blocian |
POL
|
48.09 q | 0.186 |
| 4 | 337 | Myung-jun Choi |
KOR
|
48.14 q | 0.172 |
| 5 | 202 | Nick Leavey |
GBR
|
48.21 | 0.241 |
| 6 | 48 | Josue Gomes Ramos |
BRA
|
49.12 | 0.231 |
| 7 | 429 | Nicolás López |
PAR
|
50.00 | 0.173 |
| 139 | Antonio Side |
DOM
|
DQ | 0.225 |
| POS | BIB | ATHLETE | COUNTRY | MARK | Reaction Time |
|---|---|---|---|---|---|
| 1 | 501 | Nagmeldin Ali Abubakr |
SUD
|
46.56 Q CR | 0.223 |
| 2 | 571 | Cedric Goodman |
USA
|
47.84 Q | 0.160 |
| 3 | 193 | Musa Jatta |
GAM
|
48.82 | 0.214 |
| 4 | 12 | Joel Milburn |
AUS
|
48.83 | 0.164 |
| 5 | 200 | Benjamin Higgins |
GBR
|
49.40 | 0.296 |
| 6 | 63 | Keenan Geer |
CAN
|
49.97 PB | 0.187 |
| 7 | 381 | Mohammed Raziq |
MAR
|
50.14 | 0.165 |
| 8 | 326 | Linus Kipchirchir Biwott |
KEN
|
50.19 | 0.149 |