| Order / Lane | Bib | ATHLETE | COUNTRY | PB | SB 2012 | 
|---|---|---|---|---|---|
| 2 | 573 | William Mbevi Mutunga |  KEN | 50.95 | 50.95 | 
| 3 | 425 | Máté KOROKNAI |  HUN | 52.06 | 52.16 | 
| 4 | 546 | Takahiro Matsumoto |  JPN | 50.76 | 51.26 | 
| 5 | 510 | Shavon Barnes |  JAM | 50.81 | 50.81 | 
| 6 | 598 | Ibrahim Mohammed SALEH |  KSA | 51.20 | 51.20 | 
| 7 | 297 | Oskari MÖRÖ |  FIN | 50.80 | 51.59 | 
| 8 | 440 | Durgesh Kumar Pal |  IND | 50.80 | 50.80 | 
| 9 | 367 | Felix Franz |  GER | 50.48 | 50.48 | 
| Order / Lane | Bib | ATHLETE | COUNTRY | PB | SB 2012 | 
|---|---|---|---|---|---|
| 2 | 460 | Ben Kiely |  IRL | 52.39 | 52.39 | 
| 3 | 572 | Francis Wanguo Mutunga |  KEN | 51.41 | 51.41 | 
| 4 | 736 | Gamal Abdelnasir Abubaker |  QAT | 51.93 | 51.93 | 
| 5 | 907 | Gregory Coleman |  USA | 50.95 | 50.95 | 
| 6 | 516 | Javarn Gallimore |  JAM | 50.83 | 50.83 | 
| 7 | 853 | Brandon Benjamin |  TTO | 51.73 | 51.73 | 
| 8 | 634 | José Fernando MartÃnez |  MEX | 51.59 | 51.59 | 
| 9 | 767 | Timofey Chalyy |  RUS | 50.85 | 50.85 | 
| Order / Lane | Bib | ATHLETE | COUNTRY | PB | SB 2012 | 
|---|---|---|---|---|---|
| 2 | 46 | Thomas Kain |  AUT | 51.75 | 51.75 | 
| 3 | 677 | Marius Bakken Støle |  NOR | 52.09 | 52.09 | 
| 4 | 870 | Riadh Sayeh |  TUN | 51.68 | 51.68 | 
| 5 | 789 | Mitja Lindic |  SLO | 51.16 | 51.16 | 
| 6 | 913 | Eric Futch |  USA | 50.73 | 50.73 | 
| 7 | 545 | Shota Madokoro |  JPN | 50.62 | 50.62 | 
| 8 | 69 | Kion Joseph |  BAR | 51.63 | 51.63 | 
| 9 | 391 | Max Scheible |  GER | 51.69 | 51.82 |