| Final 26.07 | time | L | -time | Heat | | 1. | United States | 3:09.21 | 6 | CR | Final | | Michael Phelps 47.78s, Ryan Lochte 47.03s, Mattew Grevers 47.61s, Nathan Adrian 46.79s | | 2. | Russia | 3:09.52 | 8 | 0.31s | Final | | Evgeniy Lagunov 47.90s, Andrey Grechin 47.00s, Danila Izotov 47.23s, Alexander Sukhorukov 47.39s | | 3. | France | 3:09.89 | 5 | 0.68s | Final | | Fabien Gilot 47.73s, Alain Bernard 46.46s, Gregory Mallet 48.28s, Frederick Bousquet 47.42s | | 4. | Brazil | 3:10.80 | 4 | 1.59s | Final | | Cesar Cielo Filho 47.09s, Nicolas Oliveira 47.39s, Guiherme Santos 48.15s, Fernando Silva 48.17s | | 5. | Italy | 3:11.93 | 2 | 2.72s | Final | | Alessandro Calvi 49.03s, Christian Galenda 47.60s, Marco Orsi 47.91s, Filippo Magnini 47.39s | | 5. | South Africa | 3:11.93 | 7 | 2.72s | Final | | Lyndon Ferns 48.32s, Graeme Moore 48.05s, Darian Townsend 48.05s, Roland Schoeman 47.51s | | 7. | Great Britain | 3:12.09 | 3 | 2.88s | Final | | Adam Brown 48.66s, Simon Burnett 47.50s, Liam Tancock 47.81s, Ross Davenport 48.12s | | 8. | Australia | 3:12.40 | 1 | 3.19s | Final | | Matthew Abood 48.79s, Matthew Targett 47.49s, Andrew Lauterstein 48.41s, Tommaso D'Orsogna 47.71s |
| Heats 26.07 12:48 | time | L | -time | Heat | | 1. | Brazil | 3:11.26 | 6 | CR | Heat 5. | | Cesar Cielo Filho 47.39s, Nicolas Oliveira 47.51s, Guiherme Santos 48.15s, Fernando Silva 48.21s | | 2. | France | 3:11.38 | 4 | 0.12s | Heat 4. | | Amaury Leveaux 48.37s, Gregory Mallet 47.78s, William Meynard 48.11s, Fabien Gilot 47.12s | | 3. | Great Britain | 3:11.62 | 3 | 0.36s | Heat 4. | | Adam Brown 49.01s, Simon Burnett 47.57s, Liam Tancock 47.74s, Ross Davenport 47.30s | | 4. | United States | 3:11.64 | 4 | 0.38s | Heat 5. | | Garret Weber Gale 48.30s, Mattew Grevers 47.55s, Ricky Berens 48.19s, Cullen Jones 47.60s | | 5. | Italy | 3:11.76 | 5 | 0.50s | Heat 5. | | Francesco Donin 48.79s, Alessandro Calvi 47.88s, Marco Orsi 47.89s, Christian Galenda 47.20s | | 6. | South Africa | 3:12.08 | 3 | 0.82s | Heat 5. | | Lyndon Ferns 47.94s, Darian Townsend 48.02s, Roland Schoeman 48.54s, Graeme Moore 47.58s | | 7. | Australia | 3:12.58 | 4 | 1.32s | Heat 3. | | Matthew Abood 48.35s, Andrew Lauterstein 48.32s, Tommaso D'Orsogna 47.84s, Matthew Targett 48.07s | | 8. | Russia | 3:12.78 | 3 | 1.52s | Heat 3. | | Evgeniy Lagunov 48.48s, Danila Izotov 48.21s, Nikita Konovalov 48.46s, Alexander Sukhorukov 47.63s | | 9. | Canada | 3:12.96 | 5 | 1.70s | Heat 3. | | Brent Hayden 47.77s, Joel Greenshields 48.36s, Colin Russell 48.11s, Stefan Hirniak 48.72s | | 10. | Sweden | 3:13.38 | 5 | 2.12s | Heat 4. | | Stefan Nystrand 47.52s, Lars Frolander 48.12s, Simon Sjodin 48.62s, Petter Stymne 49.12s | | 11. | Japan | 3:15.63 | 2 | 4.37s | Heat 4. | | Takuro Fujii 48.87s, Rammaru Harada 49.37s, Yoshihiro Okumura 47.93s, Makoto Ito 49.46s | | 12. | Switzerland | 3:16.13 | 2 | 4.87s | Heat 5. | | Dominik Meichtry 49.02s, Flori Lang 48.15s, Gregory Widmer 48.63s, Aurelien Kunzi 50.33s | | 13. | Poland | 3:16.35 | 6 | 5.09s | Heat 4. | | Konrad Czerniak 48.61s, Marcin Tarczynski 48.95s, Lukasz Gasior 48.80s, Mateusz Stawinski 49.99s | | 14. | Lithuania | 3:16.47 | 8 | 5.21s | Heat 4. | | Vytautas Janusaitis 49.50s, Paulius Viktoravicius 48.01s, Mindaugas Sadauskas 48.90s, Mindaugas Margis 50.06s | | 15. | China | 3:17.08 | 6 | 5.82s | Heat 3. | | Zuo Chen 49.70s, Zhiwu Lu 49.04s, Tengfei Shi 49.27s, Li Cai 49.07s | | 16. | Venezuela | 3:17.79 | 2 | 6.53s | Heat 3. | | Crox Acuna 49.95s, Octavio Alesi 49.69s, Roberto Gomez 48.84s, Albert Subirats 49.31s | | 17. | Belgium | 3:17.97 | 1 | 6.71s | Heat 2. | | Pholien Systermans 50.19s, Yoris Grandjean 49.12s, Pierre Yves Romanini 49.43s, Glenn Surgeloose 49.23s | | 18. | Czechia | 3:18.67 | 4 | 7.41s | Heat 1. | | Michal Rubacek 49.46s, Martin Verner 48.87s, Jan Sefl 50.11s, Kvetoslav Svoboda 50.23s | | 19. | Ireland | 3:21.77 | 0 | 10.51s | Heat 3. | | Barry Murphy 49.98s, Ryan Harrison 50.87s, Conor Leaney 49.51s, Karl Burdis 51.41s | | 20. | Kazakhstan | 3:22.95 | 7 | 11.69s | Heat 5. | | Stanislav Kuzmin 50.69s, Alexandr Sklyar 50.13s, Oleg Rabota 51.34s, Artur Dilman 50.79s | | 21. | Uzbekistan | 3:23.55 | 1 | 12.29s | Heat 4. | | Daniil Tulupov 50.89s, Danil Bugakov 50.10s, Dmitriy Shvetsov 51.36s,Petr Romashkin 51.20s | | 22. | Iran | 3:26.38 | 0 | 15.12s | Heat 5. | | Emin Noshadi 52.23s, Pasha Vahdati Rad 51.37s, Saeed Malekae Ashtiani 51.69s, Mohammad Bidaryan 51.09s | | 23. | Barbados | 3:27.15 | 7 | 15.89s | Heat 3. | | Shawn Clarke 50.40s, Martyn Forde 51.85s, Terrence Haynes 50.67s, Vaughn Forsythe 54.23s | | 24. | Philippines | 3:28.01 | 1 | 16.75s | Heat 5. | | Miguel Molina 51.84s, Kendrick UY 53.29s, Charles William 0.29 2:36.4823.64 51.35 Walker Daniel Coakley 51.53s | | 25. | Singapore | 3:28.12 | 8 | 16.86s | Heat 5. | | Clement Lim 52.35s, Wen Hao Joshua Lim 51.16s, Xue Wei Nicholas Tan 52.21s, Shirong Jeffrey Su 52.40s | | 26. | India | 3:35.24 | 8 | 23.98s | Heat 3. | | Arjun Jayaprakash 55.25s, Rehan Poncha 55.71s, Virdhawal Khade 50.78s, Ashwin Menon 53.50s | | 27. | Kuwait | 3:35.61 | 1 | 24.35s | Heat 3. | | Mohammed Madouh 52.58s, Humoud Alhumoud 54.62s, Abdulrahman Albader 54.12s, Marzouq Alsalem 54.29s | | 28. | UA Emirates | 3:37.95 | 0 | 26.69s | Heat 4. | | Obaid Aljesmi 53.54s, Mubarak Al Besher 56.03s, Saeed Al Jesmi 54.84s, Mohammed Al Ghaferi 53.54s | | 29. | Senegal | 3:38.32 | 9 | 27.06s | Heat 4. | | Papa Madiop Ndong 55.79s, Matar Samb 54.82s, Abdoul Khadre Mbaye Niane 54.84s, Malick Fall 52.87s | | 30. | Nigeria | 3:41.39 | 7 | 30.13s | Heat 2. | | Samson Focados Opuakpo 54.06s, Eric Williams 56.55s, Pepelate Gbagi 55.73s, Yellow Yeiyah 55.05s | | 31. | Armenia | 3:41.82 | 4 | 30.56s | Heat 2. | | Sergey Pevnev 58.67s, Andranik Harutyunyan 53.50s, Khachik Plavchyan 58.48s, Mikayel Koloyan 51.17s | | 32. | Albania | 3:42.13 | 3 | 30.87s | Heat 2. | | Endi Babi 54.87s, Mario Sulkja 58.16s, Eduart Cane 56.48s, Sidni Hoxha 52.62s | | 33. | Malta | 3:42.69 | 5 | 31.43s | Heat 1. | | Neil Agius 55.41s, Edward Caruana Dingli 54.90s, Andrea Agius 56.05s, Mark Sammut 56.33s | | 34. | Macau | 3:43.29 | 9 | 32.03s | Heat 3. | | Kuan Fong Lao 54.26s, Tong Antonio 55.86s, Wing Cheung Victor Wong 54.93s, Cheok Kuan Chong 58.24s | | 35. | Mauritius | 3:45.08 | 5 | 33.82s | Heat 2. | | Ronny Ashley Vencatachellum 56.24s, Mathieu Gilles Marquet 57.41s, Jean Pascal Hughes Gregoire 54.96s, Jean Marie Emmanuel Froget 56.47s | | 36. | Mozambique | 3:45.42 | 3 | 34.16s | Heat 1. | | Leonel Matonse 55.50s, Ivo Chilaule 55.62s, Gerusio Matonse 58.30s, Patricio Vera 56.00s | | 37. | Papua New Guinea | 3:45.77 | 6 | 34.51s | Heat 2. | | Ryan John Pini 50.13s, Daniel Kevin Pryke 56.59s, Ian Bond Wolongkatop Nakmai 1:02.57, Peter Popahun Pokawin 56.48s | | 38. | Northern Mariana Islands | 3:57.83 | 2 | 46.57s | Heat 2. | | Eli Ebenezer Wong 56.03s, Cooper Graf 1:01.94, Shin Kimura 1:03.72, Kailan Staal 56.14s, | | -. | Croatia | DNS | 8 | | Heat 2. | | -. | Saudi Arabia | DNS | 9 | | Heat 5. | | -. | Colombia | DQ | 7 | | Heat 4. |
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