| Final 21.50h | Team | Time | L | | 1. Jerome Young |  USA | 44.50s | 6 | | 2. Tyree Washington | USA | 44.77s | 4 | | 3. Marc Raquil |  FRA | 44.79s | 5 | | 4. Michael Blackwood |  JAM | 44.80s | 2 | | 5. Leslie Djhone | FRA | 44.83s | 8 | | 6. Eric Milazar |  MRI | 45.17s | 1 | | 7. Alleyne Francique |  GRN | 45.48s | 7 | | -. Calvin Harrison | USA | DQ | 3 |
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| Heat 1 17.10h | time | L | | 1. Jerome Young | USA | 44.70s | 6 | | 2. Eric Milazar | MRI | 44.75s | 3 | | 3. Alleyne Francique | GRN | 44.81s | 7 | | 4. Hamdan O. Al-Bishi |  KSA | 44.99s | 5 | | 5. Cedric van Branteghem |  BEL | 45.27s | 2 | | 6. Carlos Santa |  DOM | 45.43s | 8 | | 7. Jorge Anderson Oliveira dos Santos |  BRA | 45.94s | 1 | | -. Calvin Harrison | USA | DQ | 4 |
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| Heat 2 17.17h | time | L | | 1. Tyree Washington | USA | 44.60s | 5 | | 2. Leslie Djhone | FRA | 45.03s | 2 | | 3. Daniel Caines |  GBR | 45.29s | 3 | | 4. Christopher Brown |  BAH | 45.29s | 6 | | 5. Sofiane Labidi |  TUN | 45.56s | 7 | | 6. Avard Moncur | BAH | 45.65s | 1 | | 7. Ingo Schultz |  GER | 46.02s | 8 | | 8. Fawzi Al-Shammari |  KUW | 46.52s | 4 |
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| Heat 3 17.24h | time | L | | 1. Marc Raquil | FRA | 44.88s | 4 | | 2. Michael Blackwood | JAM | 44.98s | 6 | | 3. Gary Kikaya |  COD | 44.99s | 5 | | 4. Geyman Lopez |  CUB | 45.11s | 2 | | 5. Brandon Simpson | JAM | 45.18s | 3 | | 6. Clinton Hill |  AUS | 45.35s | 8 | | 7. Shane Niemi |  CAN | 45.60s | 1 | | 8. David Canal |  ESP | 45.63s | 7 |
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| Heat 1 16.35h | time | L | | 1. Michael Blackwood | JAM | 45.13s | 8 | | 2. Eric Milazar | MRI | 45.15s | 3 | | 3. Avard Moncur | BAH | 45.40s | 1 | | 4. Jorge Anderson Oliveira dos Santos | BRA | 45.62s | 6 | | 5. Marcus La Grange |  RSA | 4....s | 2 | | 6. Victor Kibet |  KEN | 46.15s | 7 | | 7. Ould h'meide Yoube |  MTN | 49.60s | 5 | | -. Geoffrey Bai |  PNG | DQ | 4 |
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| Heat 2 16.41h | time | L | | 1. Geyman Lopez | CUB | 45.62s | 6 | | 2. Sofiane Labidi | TUN | 46.07s | 5 | | 3. Vincent Kiilu Mumo | KEN | 46...s | 4 | | 4. Zsolt Szeglet |  HUN | 46.14s | 3 | | 5. Daniel Batman | AUS | 46.22s | 8 | | 6. Paul McKee |  IRL | 46.43s | 7 | | -. Calvin Harrison | USA | DQ | 2 |
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| Heat 3 16.47h | time | L | | 1. Gary Kikaya | COD | 45.45s | 8 | | 2. Cedric van Branteghem | BEL | 45.69s | 6 | | 3. Carlos Santa | DOM | 45.89s | 5 | | 4. Ezra Sambu | KEN | 46.01s | 7 | | 5. Lucian Ioan Vieru |  ROM | 46...s | 2 | | 6. Chris Lloyd |  DMA | 46.74s | 4 | | 7. Ali Nagmeldin Abubakr |  SUD | 46.78s | 3 |
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| Heat 4 16.53h | time | L | | 1. Tyree Washington | USA | 45.30s | 4 | | 2. Daniel Caines | GBR | 45.35s | 2 | | 3. Leslie Djhone | FRA | 45.48s | 8 | | 4. Ingo Schultz | GER | 45.55s | 3 | | 5. Andrea Barberi |  ITA | 45.87s | 6 | | 6. California Molefe |  BOT | 46.12s | 5 | | 7. Malik Louahla |  ALG | 46.22s | 7 |
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| Heat 5 16.59h | time | L | | 1. Marc Raquil | FRA | 45.49s | 1 | | 2. Brandon Simpson | JAM | 45.60s | 6 | | 3. Shane Niemi | CAN | 45.83s | 2 | | 4. Anton Galkin |  RUS | 45.89s | 4 | | 5. Sugath Thilakaratne |  SRI | 46.09s | 7 | | 6. Jun Osakada |  JPN | 46.51s | 8 | | 7. Danilson Ricciuli |  GBS | 48.74s | 5 | | -. Kelsey Nakanelua |  ASA | DNF | 3 |
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| Heat 6 17.05h | time | L | | 1. Jerome Young | USA | 45.28s | 3 | | 2. O. Hamdan Al-Bishi | KSA | 45...s | 4 | | 3. David Canal | ESP | 45.86s | 6 | | 4. Paul Gorries | RSA | 45.98s | 8 | | 5. Stilianos Dimotsios |  GRE | 46.48s | 2 | | 6. Mitsuhiro Sato | JPN | 46.53s | 5 | | -. Bothwell Nachihulu |  ZAM | DQ | 7 |
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| Heat 7 17.11h | time | L | | 1. Christopher Brown | BAH | 45.35s | 4 | | 2. Fawzi Al-Shammari | KUW | 45.41s | 8 | | 3. Alleyne Francique | GRN | 45.62s | 3 | | 4. Clinton Hill | AUS | 45.64s | 7 | | 5. Jimisola Laursen |  SWE | 45.87s | 5 | | 6. Davian Clarke | JAM | 46.26s | 1 | | 7. Kenmore Hughes |  ANT | 48.36s | 6 | | 8. Un Kei Chao |  MAC | 50.11s | 2 |
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