| POS | BIB | ATHLETE | COUNTRY | MARK | 
|---|---|---|---|---|
| 1 | 359 | Pierre-Ambroise BOSSE |  FRA | 1:50.60 Q | 
| 2 | 856 | Robby Andrews |  USA | 1:50.80 Q | 
| 3 | 765 | Vasiliy Sadilov |  RUS | 1:50.92 Q | 
| 4 | 230 | Anthony Romaniw |  CAN | 1:51.00 q | 
| 5 | 294 | Ahmed Abdelkarim Farag Mansour |  EGY | 1:51.49 | 
| 6 | 301 | Omar Bejaoui |  ESP | 1:53.17 | 
| 7 | 916 | Jerry Lauto |  VAN | 2:02.04 PB | 
| 337 | Fikadu Dejene |  ETH | DNS | 
| Split | Mark | Athlete | COUNTRY | 
|---|---|---|---|
| 400m | 55.16 |  Ahmed Abdelkarim Farag MANSOUR |  EGY | 
| POS | BIB | ATHLETE | COUNTRY | MARK | 
|---|---|---|---|---|
| 1 | 577 | Dickson Kipsang Tuwei |  KEN | 1:49.84 Q SB | 
| 2 | 721 | Mohamed AL GARNI |  QAT | 1:49.95 Q | 
| 3 | 388 | Adam Cotton |  GBR | 1:50.24 Q | 
| 4 | 491 | Mark Patterson |  IRL | 1:50.47 q | 
| 5 | 810 | Farkhod Kuralov |  TJK | 1:51.39 NJ | 
| 6 | 153 | Anthonio Mascoll |  BAR | 1:51.42 | 
| 7 | 633 | Christopher Sandoval |  MEX | 1:52.54 | 
| 8 | 240 | Tomás Squella |  CHI | 1:52.90 | 
| Split | Mark | Athlete | COUNTRY | 
|---|---|---|---|
| 400m | 53.61 |  Dickson Kipsang TUWEI |  KEN | 
| POS | BIB | ATHLETE | COUNTRY | MARK | 
|---|---|---|---|---|
| 1 | 570 | David Mutinda Mutua |  KEN | 1:49.37 Q SB | 
| 2 | 725 | Hamza DRIOUCH |  QAT | 1:49.54 Q | 
| 3 | 619 | Amine El Manaoui |  MAR | 1:49.78 Q SB | 
| 4 | 667 | Thomas Arne Roth |  NOR | 1:49.84 q | 
| 5 | 778 | Žan RUDOLF |  SLO | 1:50.28 q | 
| 6 | 711 | Jorge Batista |  POR | 1:51.00 | 
| 7 | 670 | Glen Ballam |  NZL | 1:51.96 | 
| 845 | Alex Cherop |  UGA | DQ | 
| Split | Mark | Athlete | COUNTRY | 
|---|---|---|---|
| 400m | 54.32 |  David Mutinda MUTUA |  KEN | 
| POS | BIB | ATHLETE | COUNTRY | MARK | 
|---|---|---|---|---|
| 1 | 892 | Casimir Loxsom |  USA | 1:49.47 Q | 
| 2 | 336 | Esrael AWOKE |  ETH | 1:49.66 Q | 
| 3 | 310 | Pablo Fernández |  ESP | 1:49.71 Q PB | 
| 4 | 127 | Adrian Plummer |  AUS | 1:50.00 q PB | 
| 5 | 613 | Charles GRETHEN |  LUX | 1:50.74 q PB | 
| 6 | 729 | Adrian Cirnaru |  ROU | 1:52.06 | 
| 7 | 416 | Michel Berning |  GER | 1:53.30 | 
| 8 | 608 | Michael James |  LCA | 1:57.51 PB | 
| Split | Mark | Athlete | COUNTRY | 
|---|---|---|---|
| 400m | 52.72 |  Esrael AWOKE |  ETH | 
| POS | BIB | ATHLETE | COUNTRY | MARK | 
|---|---|---|---|---|
| 1 | 385 | Niall Brooks |  GBR | 1:51.10 Q | 
| 2 | 271 | Miroslav Burian |  CZE | 1:51.23 Q | 
| 3 | 839 | Halit Kiliç |  TUR | 1:51.25 Q | 
| 4 | 490 | Darren McBrearty |  IRL | 1:51.41 | 
| 5 | 716 | Erick Estrada |  PUR | 1:52.11 | 
| 6 | 663 | Thomas Solberg Eide |  NOR | 1:52.67 | 
| 7 | 105 | Chouaib Hamdane |  ALG | 1:53.15 | 
| 8 | 540 | Abedalaziz Almerdek |  JOR | 1:53.42 | 
| Split | Mark | Athlete | COUNTRY | 
|---|---|---|---|
| 400m | 54.53 |  Darren MCBREARTY |  IRL | 
| POS | BIB | ATHLETE | COUNTRY | MARK | 
|---|---|---|---|---|
| 1 | 364 | Samir Dahmani |  FRA | 1:50.80 Q | 
| 2 | 598 | Abdulaziz Ladan Mohammed |  KSA | 1:51.04 Q | 
| 3 | 123 | Kuey Diew |  AUS | 1:51.04 Q | 
| 4 | 847 | Taras Bybyk |  UKR | 1:51.15 | 
| 5 | 440 | Andreas Lange |  GER | 1:51.18 | 
| 6 | 792 | Rickard Gunnarsson |  SWE | 1:52.65 | 
| 7 | 253 | Fabrice Tambwe |  COD | 1:58.23 PB | 
| 662 | Abdoul Aziz Kimba |  NIG | DQ | 
| Split | Mark | Athlete | COUNTRY | 
|---|---|---|---|
| 400m | 54.98 |  Samir DAHMANI |  FRA |