| POS | BIB | ATHLETE | COUNTRY | MARK | Reaction Time |
|---|---|---|---|---|---|
| 1 | 271 | Kirani JAMES |
GRN
|
47.29 Q PB | 0.152 |
| 2 | 241 | Jordan McGrath |
GBR
|
47.48 Q PB | 0.165 |
| 3 | 68 | Jonathan da Silva |
BRA
|
48.67 | 0.156 |
| 4 | 317 | Sajjad HASHEMI |
IRI
|
48.72 | 0.145 |
| 5 | 251 | Benjamin Jonas |
GER
|
48.83 | 0.192 |
| 6 | 45 | Triedecio Davis |
BAH
|
48.86 | 0.206 |
| 7 | 521 | Arkadiusz Wojno |
POL
|
48.97 | 0.157 |
| 8 | 108 | Mingyu Chen |
CHN
|
49.07 | 0.177 |
| POS | BIB | ATHLETE | COUNTRY | MARK | Reaction Time |
|---|---|---|---|---|---|
| 1 | 235 | Christopher Clarke |
GBR
|
47.85 Q | 0.173 |
| 2 | 566 | Hendrik Maartens |
RSA
|
48.01 Q | 0.141 |
| 3 | 376 | Akihiro Urano |
JPN
|
48.32 | 0.148 |
| 4 | 662 | Robin Rohlén |
SWE
|
48.94 | 0.184 |
| 5 | 537 | Juan Carlos Vega |
PUR
|
49.25 | 0.154 |
| 6 | 359 | Rolando Berch |
JAM
|
49.34 | 0.176 |
| 7 | 216 | Isoa Me |
FIJ
|
49.44 | 0.159 |
| 8 | 292 | Zoltán Kovács |
HUN
|
49.84 | 0.173 |
| POS | BIB | ATHLETE | COUNTRY | MARK | Reaction Time |
|---|---|---|---|---|---|
| 1 | 590 | Vladimir Krasnov |
RUS
|
47.22 Q | 0.196 |
| 2 | 713 | Danzell Fortson |
USA
|
47.70 Q | 0.168 |
| 3 | 412 | Yonas Al-Hosah |
KSA
|
47.78 q SB | 0.137 |
| 4 | 263 | Niklas Zender |
GER
|
48.31 q | 0.149 |
| 5 | 65 | Pako Seribe |
BOT
|
48.31 | 0.137 |
| 6 | 41 | Jeffery Gibson |
BAH
|
48.86 | 0.175 |
| 7 | 186 | Cristian González |
ESP
|
49.04 | 0.132 |
| 8 | 73 | Jonatha LÃdia |
BRA
|
49.14 | 0.146 |