| POS | BIB | ATHLETE | COUNTRY | MARK | 
|---|---|---|---|---|
| 1 | 694 | Abubaker Kaki |  SUD | 1:50.92 Q | 
| 2 | 206 | Shiferaw Wola |  ETH | 1:50.96 Q | 
| 3 | 142 | Martin Hrstka |  CZE | 1:51.57 Q | 
| 4 | 515 | Mohamed Saykouk |  MAR | 1:51.82 | 
| 5 | 720 | Johan Svensson |  SWE | 1:52.64 | 
| 6 | 6 | Bilal Gagui |  ALG | 1:53.00 | 
| 7 | 699 | Alessandro Schiavone |  SUI | 1:53.06 | 
| 8 | 562 | Julio Alfredo Pérez |  PER | 1:54.58 SB | 
| 51 | Severin Sahinkuye |  BDI | DNS | 
| Split | Mark | Athlete | COUNTRY | 
|---|---|---|---|
| 400m | 55.08 |  Abubaker KAKI |  SUD | 
| POS | BIB | ATHLETE | COUNTRY | MARK | 
|---|---|---|---|---|
| 1 | 444 | Felix Konchellah Martine |  KEN | 1:51.72 Q | 
| 2 | 283 | Rick Ward |  GBR | 1:51.73 Q | 
| 3 | 204 | Henok Tesfaye |  ETH | 1:51.92 Q SB | 
| 4 | 684 | Jošt Kozan |  SLO | 1:52.31 | 
| 5 | 240 | Benjamin Herriau |  FRA | 1:52.37 | 
| 6 | 639 | Raaghib Fredericks |  RSA | 1:52.60 | 
| 7 | 776 | Cihat Ulus |  TUR | 1:52.72 | 
| 8 | 824 | Donte Holmes |  USA | 1:52.88 | 
| Split | Mark | Athlete | COUNTRY | 
|---|---|---|---|
| 400m | 55.63 |  Rick WARD |  GBR | 
| POS | BIB | ATHLETE | COUNTRY | MARK | 
|---|---|---|---|---|
| 1 | 581 | Adam KSZCZOT |  POL | 1:51.80 Q | 
| 2 | 717 | Robin Rohlén |  SWE | 1:52.04 Q | 
| 3 | 311 | Sebastian Keiner |  GER | 1:52.22 Q | 
| 4 | 786 | Artem Kazban |  UKR | 1:53.18 | 
| 5 | 54 | Jerome Kahia |  BEL | 1:53.30 | 
| 6 | 280 | Chris Smith |  GBR | 1:53.36 | 
| 7 | 116 | Rafith RodrÃguez |  COL | 1:53.72 | 
| 8 | 753 | Gavyn Nero |  TTO | 2:06.82 SB | 
| Split | Mark | Athlete | COUNTRY | 
|---|---|---|---|
| 400m | 56.09 |  Chris SMITH |  GBR | 
| POS | BIB | ATHLETE | COUNTRY | MARK | 
|---|---|---|---|---|
| 1 | 385 | Giordano Benedetti |  ITA | 1:49.71 Q | 
| 2 | 56 | Jan van den Broeck |  BEL | 1:49.72 Q | 
| 3 | 80 | Diomar de Souza |  BRA | 1:49.77 Q | 
| 4 | 447 | Geoffrey Kibet Cheruiyot |  KEN | 1:49.81 q | 
| 5 | 157 | Oriol Bonet |  ESP | 1:51.71 q | 
| 6 | 354 | Dániel Kállay |  HUN | 1:53.02 | 
| 7 | 458 | Jaeyoul Kim |  KOR | 1:53.52 | 
| 8 | 455 | Tilek Bekenbaev |  KGZ | 1:59.87 | 
| Split | Mark | Athlete | COUNTRY | 
|---|---|---|---|
| 400m | 53.96 |  Diomar DE SOUZA |  BRA | 
| POS | BIB | ATHLETE | COUNTRY | MARK | 
|---|---|---|---|---|
| 1 | 512 | Amine El Manaoui |  MAR | 1:50.96 Q SB | 
| 2 | 169 | Kevin LÓPEZ |  ESP | 1:51.08 Q | 
| 3 | 250 | Ewen Sabatier |  FRA | 1:51.44 Q | 
| 4 | 643 | André Olivier |  RSA | 1:51.45 q | 
| 5 | 464 | Ali Alderaan |  KSA | 1:51.55 q | 
| 6 | 307 | Ronny Heck |  GER | 1:51.78 | 
| 7 | 610 | Fábio Gonçalves |  POR | 1:52.61 | 
| 8 | 767 | Emrah Çoban |  TUR | 1:54.35 | 
| Split | Mark | Athlete | COUNTRY | 
|---|---|---|---|
| 400m | 56.63 |  Amine EL MANAOUI |  MAR | 
| POS | BIB | ATHLETE | COUNTRY | MARK | 
|---|---|---|---|---|
| 1 | 669 | Aleksandr Sheplyakov |  RUS | 1:50.16 Q | 
| 2 | 151 | Tayron Reyes |  DOM | 1:50.18 Q | 
| 3 | 17 | James Kaan |  AUS | 1:50.28 Q | 
| 4 | 95 | Olivier Collin |  CAN | 1:50.42 q | 
| 5 | 822 | Elijah Greer |  USA | 1:50.73 q | 
| 6 | 575 | Wojciech Jarosz |  POL | 1:52.30 | 
| 7 | 558 | Farhan Ahmad |  PAK | 1:56.48 | 
| 8 | 546 | Salifou Oumarou |  NIG | 1:56.77 | 
| Split | Mark | Athlete | COUNTRY | 
|---|---|---|---|
| 400m | 55.09 |  Olivier COLLIN |  CAN |