Swimming at the 2019 World Aquatics Championships – Men's 4 × 200 metre freestyle relay
The Men's 4 × 200 metre freestyle relay competition at the 2019 World Championships was held on 26 July 2019.
Records
Prior to the competition, the existing world and championship records were as follows.Results
Heats
The heats were held on 26 July at 11:26.Final
The final was held on 26 July at 21:42.| Rank | Lane | Name | Nationality | Time | Notes |
| 6 | Clyde Lewis Kyle Chalmers Alexander Graham Mack Horton | 7:00.85 | OC | ||
| 5 | Mikhail Dovgalyuk Mikhail Vekovishchev Aleksandr Krasnykh Martin Malyutin | 7:01.81 | |||
| 3 | Andrew Seliskar Blake Pieroni Zach Apple Townley Haas | 7:01.98 | |||
| 4 | 4 | Filippo Megli Gabriele Detti Stefano Ballo Stefano Di Cola | 7:02.01 | NR | |
| 5 | 1 | Duncan Scott NR Calum Jarvis Thomas Dean James Guy | 7:02.04 | ||
| 6 | 2 | Ji Xinjie Wang Shun Xu Jiayu Sun Yang | 7:04.74 | =NR | |
| 7 | 7 | Luiz Altamir Melo Fernando Scheffer João de Lucca Breno Correia | 7:07.64 | ||
| 8 | 8 | Poul Zellmann Rafael Miroslaw Jacob Heidtmann Damian Wierling | 7:07.65 |