| POS | BIB | ATHLETE | COUNTRY | MARK | Reaction Time |
|---|---|---|---|---|---|
| 1 | 399 | Javere Bell |
JAM
|
48.03 Q | 0.277 |
| 2 | 284 | Varg Königsmark |
GER
|
48.04 Q | 0.237 |
| 3 | 35 | Alex BECK |
AUS
|
48.17 | 0.158 |
| 4 | 80 | Leandro de Araújo |
BRA
|
48.19 | 0.148 |
| 5 | 435 | Anthony Chemut |
KEN
|
48.60 | 0.215 |
| 6 | 652 | Lestrod Roland |
SKN
|
48.61 | 0.186 |
| 7 | 8 | Mohamed A/raouf Chetoui |
ALG
|
49.40 | 0.179 |
| 8 | 676 | Nadir Abdelrhman Musa |
SUD
|
49.85 | 0.209 |
| POS | BIB | ATHLETE | COUNTRY | MARK | Reaction Time |
|---|---|---|---|---|---|
| 1 | 307 | Kirani JAMES |
GRN
|
46.43 Q | 0.174 |
| 2 | 766 | Joshua Mance |
USA
|
46.65 Q | 0.182 |
| 3 | 272 | Nathan Wake |
GBR
|
46.86 q PB | 0.198 |
| 4 | 413 | Shogo Momiki |
JPN
|
47.51 q | 0.149 |
| 5 | 741 | Hadi Nsamba |
UGA
|
48.05 PB | 0.244 |
| 6 | 716 | Deon LENDORE |
TTO
|
48.20 PB | 0.243 |
| 7 | 95 | Benjamin Ayesu-Attah |
CAN
|
48.72 | 0.179 |
| 8 | 617 | Michael Kruger |
RSA
|
48.89 | 0.142 |
| POS | BIB | ATHLETE | COUNTRY | MARK | Reaction Time |
|---|---|---|---|---|---|
| 1 | 678 | Awadelkarim Makki |
SUD
|
47.49 Q SB | 0.249 |
| 2 | 549 | Frazer Wickes |
NZL
|
48.05 Q | 0.270 |
| 3 | 611 | Jacques de Swardt |
RSA
|
48.29 | 0.169 |
| 4 | 414 | Ko Kayada |
JPN
|
48.59 | 0.172 |
| 5 | 269 | Greg Louden |
GBR
|
48.71 | 0.206 |
| 6 | 201 | Bertrán Alcaraz |
ESP
|
49.63 | 0.186 |
| 7 | 436 | Nathan Kibiwot Kibor |
KEN
|
50.04 | 0.246 |
| 8 | 383 | Davide RE |
ITA
|
50.63 | 0.259 |