Datasets:
| Rank,Lane,Name,Nationality,Time,Notes | |
| -,5,"Horton, MackMack Horton",Australia,3:41.55,- | |
| -,6,Sun Yang,China,3:41.68,- | |
| -,3,"Detti, GabrieleGabriele Detti",Italy,3:43.49,- | |
| 4,4,"Dwyer, ConorConor Dwyer",United States,3:44.01,- | |
| 5,1,"Jaeger, ConnorConnor Jaeger",United States,3:44.16,- | |
| 6,7,"Guy, JamesJames Guy",Great Britain,3:44.68,- | |
| 7,2,"McKeon, DavidDavid McKeon",Australia,3:45.28,- | |
| 8,8,"Pothain, JordanJordan Pothain",France,3:49.07,- | |