| POS | BIB | ATHLETE | COUNTRY | MARK | 
|---|---|---|---|---|
| 1 | 512 | Amine El Manaoui |  MAR | 1:48.90 Q SB | 
| 2 | 447 | Geoffrey Kibet Cheruiyot |  KEN | 1:49.04 Q | 
| 3 | 17 | James Kaan |  AUS | 1:49.25 q | 
| 4 | 311 | Sebastian Keiner |  GER | 1:49.99 | 
| 5 | 206 | Shiferaw Wola |  ETH | 1:50.11 | 
| 6 | 283 | Rick Ward |  GBR | 1:51.97 | 
| 7 | 56 | Jan van den Broeck |  BEL | 1:53.11 | 
| 8 | 157 | Oriol Bonet |  ESP | 1:53.98 | 
| Split | Mark | Athlete | COUNTRY | 
|---|---|---|---|
| 400m | 53.31 |  Geoffrey Kibet CHERUIYOT |  KEN | 
| POS | BIB | ATHLETE | COUNTRY | MARK | 
|---|---|---|---|---|
| 1 | 694 | Abubaker Kaki |  SUD | 1:46.71 Q | 
| 2 | 581 | Adam KSZCZOT |  POL | 1:47.16 Q PB | 
| 3 | 80 | Diomar de Souza |  BRA | 1:49.01 q | 
| 4 | 204 | Henok Tesfaye |  ETH | 1:49.35 SB | 
| 4 | 717 | Robin Rohlén |  SWE | 1:49.35 | 
| 6 | 822 | Elijah Greer |  USA | 1:50.47 | 
| 7 | 444 | Felix Konchellah Martine |  KEN | 1:51.56 | 
| 8 | 169 | Kevin LÓPEZ |  ESP | 1:53.57 | 
| Split | Mark | Athlete | COUNTRY | 
|---|---|---|---|
| 400m | 51.72 |  Abubaker KAKI |  SUD | 
| POS | BIB | ATHLETE | COUNTRY | MARK | 
|---|---|---|---|---|
| 1 | 385 | Giordano Benedetti |  ITA | 1:48.38 Q | 
| 2 | 643 | André Olivier |  RSA | 1:48.62 Q | 
| 3 | 669 | Aleksandr Sheplyakov |  RUS | 1:49.39 | 
| 4 | 464 | Ali Alderaan |  KSA | 1:49.45 | 
| 5 | 142 | Martin Hrstka |  CZE | 1:50.07 | 
| 6 | 250 | Ewen Sabatier |  FRA | 1:50.34 PB | 
| 7 | 151 | Tayron Reyes |  DOM | 1:50.61 | 
| 8 | 95 | Olivier Collin |  CAN | 1:51.60 | 
| Split | Mark | Athlete | COUNTRY | 
|---|---|---|---|
| 400m | 52.64 |  André OLIVIER |  RSA |