| POS | BIB | ATHLETE | COUNTRY | MARK | 
|---|---|---|---|---|
| 1 | 611 | Jan Masenamela |  RSA | 1:51.66 Q | 
| 2 | 274 | Mark Mitchell |  GBR | 1:52.00 Q | 
| 3 | 197 | Hermon Negash |  ERI | 1:52.38 q PB | 
| 4 | 335 | Giovanni Bellino |  ITA | 1:54.59 | 
| 5 | 149 | Daniel Palma |  CHI | 1:54.86 | 
| 6 | 61 | Walter Zavala |  ARG | 1:59.59 | 
| 7 | 186 | Fouad Abdoulkader Awaleh |  DJI | 2:10.44 PB | 
| 8 | 515 | Arnaud Cheynut |  MON | 2:16.78 | 
| 733 | Saif Salem Khamis Al-Badi |  UAE | DNS | 
| Split | Mark | Athlete | COUNTRY | 
|---|---|---|---|
| 400m | 52.56 |  Jan MASENAMELA |  RSA | 
| POS | BIB | ATHLETE | COUNTRY | MARK | 
|---|---|---|---|---|
| 1 | 289 | Robin Schembera |  GER | 1:53.02 Q | 
| 2 | 376 | Ryohei Nakano |  JPN | 1:53.67 Q | 
| 3 | 482 | Kamal Majdoubi |  MAR | 1:54.23 q | 
| 4 | 585 | Angel Ríos |  PUR | 1:54.94 | 
| 5 | 217 | Sergio Herance |  ESP | 1:56.48 | 
| 6 | 371 | Andre Thomas |  JAM | 1:59.49 | 
| 7 | 463 | Christian Molitor |  LUX | 2:00.36 | 
| 8 | 558 | Andrew Yeweh |  PNG | 2:00.95 | 
| Split | Mark | Athlete | COUNTRY | 
|---|---|---|---|
| 400m | 55.35 |  Sergio HERANCE |  ESP | 
| POS | BIB | ATHLETE | COUNTRY | MARK | 
|---|---|---|---|---|
| 1 | 105 | Shaka Ntsimako |  BOT | 1:52.59 Q | 
| 2 | 283 | Sebastian Keiner |  GER | 1:52.67 Q | 
| 3 | 366 | Theon O'Connor |  JAM | 1:53.86 q | 
| 4 | 161 | Greivin González |  CRC | 1:54.29 q | 
| 5 | 416 | Habeeb A.H. Al-Fardan |  KSA | 1:55.68 | 
| 6 | 530 | Salissou Mamane |  NIG | 1:55.78 | 
| 7 | 689 | Firdavs Azizov |  TJK | 1:56.43 PB | 
| 8 | 709 | Po-Yao Wang |  TPE | 2:00.68 | 
| Split | Mark | Athlete | COUNTRY | 
|---|---|---|---|
| 400m | 56.19 |  Greivin GONZÁLEZ |  CRC | 
| POS | BIB | ATHLETE | COUNTRY | MARK | 
|---|---|---|---|---|
| 1 | 605 | Warren Hendricks |  RSA | 1:52.40 Q | 
| 2 | 476 | Lahbib Izzabaha |  MAR | 1:52.46 Q | 
| 3 | 509 | Shijirbagana Boldbaatar |  MGL | 1:53.67 q SB | 
| 4 | 212 | Sergio García |  ESP | 1:54.18 q PB | 
| 5 | 535 | Jacob Coom |  NZL | 1:54.39 q | 
| 6 | 164 | Mate Mujan |  CRO | 1:56.89 | 
| 7 | 100 | Taijaun Talbot |  BER | 1:57.70 | 
| 8 | 654 | Mor Fall |  SEN | 1:58.64 | 
| Split | Mark | Athlete | COUNTRY | 
|---|---|---|---|
| 400m | 55.60 |  Warren HENDRICKS |  RSA | 
| POS | BIB | ATHLETE | COUNTRY | MARK | 
|---|---|---|---|---|
| 1 | 53 | Nadjim Manseur |  ALG | 1:52.28 Q | 
| 2 | 77 | Nick Toohey |  AUS | 1:53.08 Q | 
| 3 | 179 | Martin Hrstka |  CZE | 1:53.25 q | 
| 4 | 185 | Rasmus Terp |  DEN | 1:56.03 | 
| 5 | 706 | Wen-Chun Tuan |  TPE | 1:58.08 | 
| 6 | 41 | Curtis Kock |  AHO | 1:59.78 | 
| 7 | 135 | Dustin Eldridge |  CAN | 2:03.12 | 
| 8 | 687 | Colani Mkhonta |  SWZ | 2:03.61 | 
| 675 | Wilyam Filiph Rabih |  SUD | DQ | 
| Split | Mark | Athlete | COUNTRY | 
|---|---|---|---|
| 400m | 54.78 |  Nadjim MANSEUR |  ALG | 
| POS | BIB | ATHLETE | COUNTRY | MARK | 
|---|---|---|---|---|
| 1 | 397 | Gilbert Kipkurui Keter |  KEN | 1:50.37 Q | 
| 2 | 267 | James Brewer |  GBR | 1:51.02 Q SB | 
| 3 | 714 | Jamaal James |  TTO | 1:51.59 q PB | 
| 4 | 723 | Mohamed Souissi |  TUN | 1:53.76 q PB | 
| 5 | 260 | Bakari Jabbi |  GAM | 1:54.43 q PB | 
| 6 | 512 | Moussa Camara |  MLI | 1:58.82 | 
| 7 | 513 | Allister Bezzina |  MLT | 1:59.29 | 
| 422 | Ismail M.H Alsabani |  KSA | DQ | 
| Split | Mark | Athlete | COUNTRY | 
|---|---|---|---|
| 400m | 52.21 |  Gilbert Kipkurui KETER |  KEN | 
| POS | BIB | ATHLETE | COUNTRY | MARK | 
|---|---|---|---|---|
| 1 | 403 | Jackson Mumbwa Kivuva |  KEN | 1:54.19 Q | 
| 2 | 684 | Fredrik Hallinder |  SWE | 1:54.93 Q | 
| 3 | 661 | Amadi Abudi Karar |  IRQ | 1:55.17 PB | 
| 4 | 323 | David McCarthy |  IRL | 1:55.40 | 
| 5 | 357 | Mario Scapini |  ITA | 1:57.15 | 
| 6 | 461 | Christophe Bestgen |  LUX | 1:57.43 | 
| 7 | 48 | Boualem Chettouh |  ALG | 1:58.57 | 
| 8 | 545 | Ben Osborne |  NZL | 2:00.48 | 
| 99 | Aaron Evans |  BER | DQ | 
| Split | Mark | Athlete | COUNTRY | 
|---|---|---|---|
| 400m | 58.76 |  Fredrik HALLINDER |  SWE |