| | Final 21:28 |  | time | gap | L | Ag | Rct | pts | butter | back | breast |  | 1. Leon Marchand |  France | 4:02.50 | WR | 5 | 21 | 0.71 | 1016 | 54.66s | 1:56.64 | 3:04.28 |  | 2. Carson Foster |  United States | 4:06.56 | +4.06s | 4 | 21 | 0.70 | 967 | 54.73s | 1:56.80 | 3:07.22 |  | 3. Daiya Seto |  Japan | 4:09.41 | +6.91s | 3 | 29 | 0.61 | 934 | 55.70s | 2:00.50 | 3:10.52 |  | 4. Chase Kalisz |  United States | 4:10.23 | +7.73s | 7 | 29 | 0.70 | 925 | 56.55s | 2:00.93 | 3:10.41 |  | 5. Brendon Smith |  Australia | 4:10.37 | +7.87s | 2 | 23 | 0.71 | 923 | 56.45s | 2:01.32 | 3:13.93 |  | 6. Lewis Clareburt |  New Zealand | 4:11.29 | +8.79s | 8 | 24 | 0.73 | 913 | 56.01s | 2:00.17 | 3:12.88 |  | 7. Alberto Razzetti |  Italy | 4:11.73 | +9.23s | 6 | 24 | 0.67 | 908 | 56.19s | 2:03.28 | 3:14.44 |  | 8. Balazs Hollo |  Hungary | 4:13.36 | +10.86s | 1 | 24 | 0.66 | 891 | 56.02s | 2:02.19 | 3:15.28 | 
 |
 | Heats - Sunday, 23rd July 12:52  |  | Best 8 times advanced to Final. | 
 | Heat 3 13:06 |  | time | gap | L | Ag | Rct | pts | Rk | butter | back | breast |  | 1. Leon Marchand |  France | 4:10.88 | +1.05s | 4 | 21 | 0.70 | 918 | 2. | 54.27s | 1:57.24 | 3:09.19 |  | 2. Chase Kalisz |  United States | 4:12.37 | +2.54s | 5 | 29 | 0.70 | 901 | 6. | 56.13s | 2:00.96 | 3:11.17 |  | 3. Balazs Hollo |  Hungary | 4:12.77 | +2.94s | 2 | 24 | 0.68 | 897 | 7. | 55.26s | 2:01.41 | 3:14.25 |  | 4. Lewis Clareburt |  New Zealand | 4:12.85 | +3.02s | 3 | 24 | 0.75 | 896 | 8. | 55.88s | 2:00.85 | 3:13.96 |  | 5. Apostolos Papastamos |  Greece | 4:14.52 | +4.69s | 7 | 22 | 0.72 | 879 | 10. | 57.63s | 2:02.07 | 3:12.90 |  | 6. Collyn Gagne |  Canada | 4:16.08 | +6.25s | 0 | 22 | 0.67 | 863 | 13. | 57.46s | 2:03.63 | 3:15.68 |  | 7. Tomoru Honda |  Japan | 4:16.71 | +6.88s | 6 | 21 | 0.65 | 857 | 14. | 55.20s | 2:02.35 | 3:15.67 |  | 8. Stephan Steverink |  Brazil | 4:21.22 | +11.39s | 8 | 19 | 0.66 | 813 | 16. | 57.96s | 2:08.21 | 3:21.60 | 
 | Heat 2 13:00 |  | time | gap | L | Ag | Rct | pts | Rk | butter | back | breast |  | 1. Carson Foster |  United States | 4:09.83 |  | 4 | 21 | 0.68 | 929 | 1. | 55.27s | 1:57.85 | 3:09.24 |  | 2. Daiya Seto |  Japan | 4:10.89 | +1.06s | 5 | 29 | 0.62 | 918 | 3. | 55.66s | 2:00.06 | 3:11.07 |  | 3. Alberto Razzetti |  Italy | 4:11.57 | +1.74s | 6 | 24 | 0.67 | 910 | 4. | 55.89s | 2:02.44 | 3:13.18 |  | 4. Brendon Smith |  Australia | 4:11.75 | +1.92s | 3 | 23 | 0.71 | 908 | 5. | 56.36s | 2:00.90 | 3:14.11 |  | 5. Lorne Wigginton |  Canada | 4:13.75 | +3.92s | 1 | 17 | 0.65 | 887 | 9. | 56.82s | 2:02.75 | 3:14.36 |  | 6. Thomas Neill |  Australia | 4:14.98 | +5.15s | 7 | 21 | 0.69 | 874 | 11. | 57.40s | 2:03.75 | 3:17.51 |  | 7. Thomas Jansen |  Netherlands | 4:16.00 | +6.17s | 8 | 22 | 0.74 | 864 | 12. | 57.83s | 2:03.83 | 3:16.33 |  | 8. Adam Telegdy |  Hungary | 4:21.29 | +11.46s | 0 | 27 | 0.70 | 812 | 19. | 58.03s | 2:02.78 | 3:20.64 |  | 9. Luan Grobbelaar |  New Zealand | 4:21.54 | +11.71s | 1 | 21 | 0.73 | 810 | 20. | 58.52s | 2:06.73 | 3:20.45 |  | 9. Minsuk Kim |  South Korea | 4:22.17 | +12.34s | 9 | 22 | 0.66 | 804 | 21. | 56.91s | 2:05.02 | 3:19.16 |  | 10.Richard Nagy |  Slovakia | 4:22.96 | +13.13s | 9 | 30 | 0.71 | 797 | 22. | 58.79s | 2:07.57 | 3:22.25 |  | -. Shun Wang |  China | DSQ |  | 2 | 29 | - | - | -. | 56.45s | 2:01.29 | 3:15.19 | 
 | Heat 1 12:52 |  | time | gap | L | Ag | Rct | pts | Rk | butter | back | breast |  | 1. Erick Gordillo |  Guatemala | 4:20.17 | +10.34s | 2 | 23 | 0.62 | 823 | 15. | 58.17s | 2:05.01 | 3:20.31 |  | 2. Marius Toscan |  Switzerland | 4:21.24 | +11.41s | 6 | 21 | 0.70 | 813 | 17. | 58.37s | 2:04.92 | 3:21.03 |  | 3. Hector Ruvalcaba |  Mexico | 4:21.25 | +11.42s | 5 | 26 | 0.72 | 813 | 18. | 57.63s | 2:06.44 | 3:20.79 |  | 4. Quang Thuan Nguyen |  Vietnam | 4:25.92 | +16.09s | 3 | 17 | 0.70 | 771 | 23. | 59.53s | 2:08.88 | 3:24.15 |  | 5. Khai Xin Tan |  Malaysia | 4:26.83 | +17.00s | 7 | 18 | 0.68 | 763 | 24. | 1:00.67 | 2:10.69 | 3:25.73 |  | 6. Jarod Arroyo |  Puerto Rico | 4:27.11 | +17.28s | 8 | 22 | 0.70 | 760 | 25. | 1:00.29 | 2:10.30 | 3:24.38 |  | 7. Munzer Mark Kabbara |  Lebanon | 4:28.66 | +18.83s | 1 | 20 | 0.69 | 747 | 26. | 59.64s | 2:09.41 | 3:25.29 |  | 8. Kristaps Mikelsons |  Latvia | 4:36.22 | +26.39s | 9 | 19 | 0.78 | 687 | 27. | 1:02.19 | 2:12.31 | 3:32.51 |  | -. Kun-Ming Fu |  Chinese Taipei | DSQ |  | 0 | 18 | - | - | -. | 1:00.05 | 2:06.75 | 3:26.75 |  | -. Jaouad Syoud |  Algeria | DNS |  | 4 | 23 | - | - | -. |  |  |  | 
 |  |