| Final 13.08 10:21 | Team | time | L | Rk. | | 1. Michael Phelps | USA | 1:52.03 | 4 | 1. 1. | | 2. Laszlo Cseh | HUN | 1:52.70 | 6 | 2. 4. | | 3. Takeshi Matsuda | JPN | 1:52.97 | 5 | 4. 2. | | 4. Moss Burmester | NZL | 1:54.35 | 1 | 10. 7. | | 4. Peng Wu | CHN | 1:54.35 | 2 | 7. 5. | | 6. Pawel Korzeniowski | POL | 1:54.60 | 8 | 5. 8. | | 7. Kaio Almeida | BRA | 1:54.71 | 7 | 3. 6. | | 8. Nikolay Skvortsov | RUS | 1:55.14 | 3 | 6. 3. |
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| Semi 1 12.08 11:05 | Team | time | L | Rk. | | 1. Takeshi Matsuda | JPN | 1:54.02 | 5 | 2. | | 2. Nikolay Skvortsov | RUS | 1:54.31 | 3 | 3. | | 3. Laszlo Cseh | HUN | 1:54.35 | 4 | 4. | | 4. Moss Burmester | NZL | 1:55.26 | 2 | 7. | | 5. Gil Stovall | USA | 1:55.36 | 6 | 9. | | 6. Dinko Jukic | AUT | 1:55.65 | 7 | 10. | | 7. Sergii Advena | UKR | 1:56.64 | 1 | 15. | | 8. Chi-Chieh Hsu | TPE | 1:57.48 | 8 | 16. |
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| Semi 2 12.08 11:10 | Team | time | L | Rk. | | 1. Michael Phelps | USA | 1:53.70 | 4 | 1. | | 2. Peng Wu | CHN | 1:54.93 | 6 | 5. | | 3. Kaio Almeida | BRA | 1:55.21 | 5 | 6. | | 4. Pawel Korzeniowski | POL | 1:55.35 | 3 | 8. | | 5. Yin Chen | CHN | 1:55.88 | 8 | 11. | | 6. Michael Rock | GBR | 1:55.90 | 2 | 12. | | 7. Ryuichi Shibata | JPN | 1:56.17 | 7 | 13. | | 8. Ioan Stefan Gherghel | ROU | 1:56.57 | 1 | 14. |
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| Heat 6 11.08 19:32 | Team | time | L | Rk. | | 1. Michael Phelps | USA | 1:53.70 | 4 | 1. | | 2. Kaio Almeida | BRA | 1:54.65 | 3 | 3. | | 3. Takeshi Matsuda | JPN | 1:55.06 | 6 | 4. | | 4. Nikolay Skvortsov | RUS | 1:55.33 | 5 | 6. | | 5. Sergii Advena | UKR | 1:56.24 | 1 | 14. | | 6. Travis Nederpelt | AUS | 1:56.64 | 2 | 18. | | 7. Mathieu Fonteyn | BEL | 1:56.65 | 7 | 19. | | 8. Juan Jose Veloz | MEX | 1:57.32 | 8 | 23. |
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| Heat 5 11.08 19:27 | Team | time | L | Rk. | | 1. Peng Wu | CHN | 1:55.39 | 5 | 7. | | 2. Gil Stovall | USA | 1:55.42 | 4 | 8. | | 3. Michael Rock | GBR | 1:55.55 | 7 | 9. | | 4. Ryuichi Shibata | JPN | 1:55.82 | 3 | 11. | | 5. Yin Chen | CHN | 1:56.55 | 6 | 15. | | 6. Christophe Lebon | FRA | 1:56.63 | 2 | 17. | | 7. Tamas Kerekjarto | HUN | 1:57.29 | 1 | 22. | | 8. Romanos Iasonas Alyfantis | GRE | 1:57.99 | 8 | 27. |
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| Heat 4 11.08 19:22 | Team | time | L | Rk. | | 1. Laszlo Cseh | HUN | 1:54.48 | 2 | 2. | | 2. Pawel Korzeniowski | POL | 1:55.21 | 4 | 5. | | 3. Moss Burmester | NZL | 1:55.80 | 5 | 10. | | 4. Dinko Jukic | AUT | 1:55.96 | 6 | 12. | | 5. Ioan Stefan Gherghel | ROU | 1:56.09 | 1 | 13. | | 6. Niccolo' Beni | ITA | 1:56.99 | 7 | 20. | | 7. Denys Sylantiev | UKR | 1:57.02 | 3 | 21. | | 8. Adam Sioui | CAN | 1:57.45 | 8 | 25. |
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| Heat 3 11.08 19:17 | Team | time | L | Rk. | | 1. Chi-Chieh Hsu | TPE | 1:56.59 | 2 | 16. | | 2. Pedro Oliveira | POR | 1:57.41 | 6 | 24. | | 3. Simon Sjodin | SWE | 1:57.75 | 5 | 26. | | 4. Alon Mandel | ISR | 1:59.27 | 8 | 28. | | 5. Omar Pinzon | COL | 1:59.47 | 3 | 30. | | 6. Jeremy Knowles | BAH | 2:01.08 | 4 | 35. | | 7. Daniel Bego | MAS | 2:01.28 | 7 | 37. | | 8. Georgi Palazov | BUL | 2:01.84 | 1 | 39. |
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| Heat 2 11.08 19:12 | Team | time | L | Rk. | | 1. Jb Walsh | PHI | 1:59.39 | 5 | 29. | | 2. Javier Nunez | ESP | 2:00.24 | 1 | 32. | | 3. Andres Jose Gonzalez | ARG | 2:00.36 | 7 | 33. | | 4. Jeongnam Yu | KOR | 2:01.00 | 6 | 34. | | 5. Alexis Marquez Rivas | VEN | 2:01.25 | 8 | 36. | | 6. Douglas Lennox-Silva | PUR | 2:01.69 | 3 | 38. | | 7. Vladan Markovic | SRB | 2:03.12 | 4 | 43. | | 8. Donny Budiarto Utomo | INA | 2:03.44 | 2 | 44. |
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| Heat 1 11.08 19:07 | Team | time | L | Rk. | | 1. Niksa Roki | CRO | 1:59.58 | 3 | 31. | | 2. Rehan Jehangir Poncha | IND | 2:01.89 | 5 | 40. | | 3. Emmanuel Crescimbeni | PER | 2:02.13 | 4 | 41. | | 4. Javier Hernandez Maradiaga | HON | 2:02.23 | 6 | 42. |
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