# Swimming at the 2023 World Aquatics Championships – Men's 4 × 200 metre freestyle relay

The men's 4 × 200 metre freestyle relay competition at the 2023 World Aquatics Championships was held on 28 July 2023.

## Records

Prior to the competition, the existing world and championship records were as follows.
| World record | United States Michael Phelps (1:44.49) Ricky Berens (1:44.13) David Walters (1:45.47) Ryan Lochte (1:44.46) | 6:58.55 | Rome, Italy | 31 July 2009 |
| Competition record | United States Michael Phelps (1:44.49) Ricky Berens (1:44.13) David Walters (1:45.47) Ryan Lochte (1:44.46) | 6:58.55 | Rome, Italy | 31 July 2009 |

## Results
### Heats

The heats started at 11:55.
| Rank | Heat | Lane | Nation | Swimmers | Time | Notes |
| 1 | 1 | 4 | Australia | Flynn Southam (1:47.85) Elijah Winnington (1:46.27) Kai Taylor (1:44.56) Thomas Neill (1:45.69) | 7:04.37 | Q |
| 2 | 2 | 4 | United States | Drew Kibler (1:46.44) Baylor Nelson (1:47.13) Henry McFadden (1:46.39) Jake Mitchell (1:46.11) | 7:06.12 | Q |
| 3 | 1 | 3 | Italy | Marco De Tullio (1:47.77) Matteo Ciampi (1:46.89) Filippo Megli (1:45.62) Stefano Di Cola (1:45.84) | 7:06.12 | Q |
| 4 | 2 | 5 | Great Britain | Joe Litchfield (1:47.14) Duncan Scott (1:46.21) Tom Dean (1:46.85) Matthew Richards (1:46.00) | 7:06.20 | Q |
| 5 | 1 | 6 | France | Hadrien Salvan (1:47.03) Wissam-Amazigh Yebba (1:45.70) Roman Fuchs (1:47.09) Enzo Tesic (1:46.58) | 7:06.40 | Q |
| 6 | 2 | 6 | South Korea | Hwang Sun-woo (1:47.29) Kim Woo-min (1:46.02) Yang Jae-hoon (1:47.31) Lee Ho-joon (1:46.20) | 7:06.82 | Q, NR |
| 7 | 2 | 1 | Germany | Lukas Martens (1:45.60) Rafael Miroslaw (1:46.74) Josha Salchow (1:47.39) Timo Sorgius (1:47.77) | 7:07.50 | Q |
| 8 | 1 | 5 | Brazil | Luiz Altamir Melo (1:47.73) Fernando Scheffer (1:47.12) Murilo Sartori (1:46.57) Guilherme Costa (1:46.32) | 7:07.74 | Q |
| 9 | 2 | 8 | Japan | Hidenari Mano (1:47.25) Katsuhiro Matsumoto (1:45.60) Taikan Tanaka (1:48.23) Fuyu Yoshida (1:47.62) | 7:08.70 | |
| 10 | 2 | 7 | Israel | Denis Loktev (1:47.38) Tomer Frankel (1:48.39) Daniel Namir (1:47.19) Gal Cohen Groumi (1:46.82) | 7:09.78 | |
| 11 | 1 | 2 | China | Ji Xinjie (1:47.29) Hong Jinquan (1:47.69) Zhang Ziyang (1:48.46) Wang Haoyu (1:46.44) | 7:09.99 | |
| 12 | 1 | 7 | Canada | Ruslan Gaziev (1:47.73) Patrick Hussey (1:48.33) Finlay Knox (1:47.57) Javier Acevedo (1:47.04) | 7:10.67 | |
| 13 | 1 | 8 | Spain | Cesar Castro (1:47.35) Luis Dominguez (1:46.97) Sergio De Celis (1:47.74) Carlos Quijada (1:48.79) | 7:10.85 | NR |
| 14 | 2 | 2 | Switzerland | Antonio Djakovic (1:46.37) Roman Mityukov (1:48.53) Noe Ponti (1:46.79) Nils Liess (1:49.18) | 7:10.87 | |
| 15 | 2 | 3 | Hungary | Nándor Németh (1:47.98) Richárd Márton (1:48.63) Balázs Holló (1:47.18) Kristóf Rasovszky (1:47.78) | 7:11.57 | |
| 16 | 2 | 0 | Thailand | Dulyawat Kaewsriyong (1:53.44) Tonnam Kanteemool (1:53.40) Ratthawit Thammananthachote (1:54.80) Navaphat Wongcharoen (1:57.64) | 7:39.28 | |
| 17 | 1 | 1 | Vietnam | Do Ngoc Vinh (1:53.65) Nguyễn Hữu Kim Sơn (1:55.04) Mai Tran Tuan Anh (1:57.64) Nguyen Quang Thuan (1:58.00) | 7:44.33 | |

### Final

The final was held at 21:40.
| Rank | Lane | Nation | Swimmers | Time | Notes |
| | 6 | Great Britain | Duncan Scott (1:45.42) Matthew Richards (1:44.65) James Guy (1:45.17) Tom Dean (1:43.84) | 6:59.08 | |
| | 5 | United States | Luke Hobson (1:46.00) Carson Foster (1:44.49) Jake Mitchell (1:45.06) Kieran Smith (1:44.47) | 7:00.02 | |
| | 4 | Australia | Kai Taylor (1:45.79) Kyle Chalmers (1:45.19) Alexander Graham (1:45.55) Thomas Neill (1:45.60) | 7:02.13 | |
| 4 | 2 | France | Hadrien Salvan (1:46.73) Wissam-Amazigh Yebba (1:45.54) Enzo Tesic (1:46.70) Léon Marchand (1:44.89) | 7:03.86 | |
| 5 | 3 | Italy | Marco De Tullio (1:47.43) Filippo Megli (1:44.94) Matteo Ciampi (1:46.03) Stefano Di Cola (1:45.55) | 7:03.95 | |
| 6 | 7 | South Korea | Hwang Sun-woo (1:46.35) Kim Woo-min (1:44.84) Yang Jae-hoon (1:48.35) Lee Ho-joon (1:44.53) | 7:04.07 | NR |
| 7 | 1 | Germany | Lukas Martens (1:44.79) Rafael Miroslaw (1:45.79) Josha Salchow (1:47.35) Timo Sorgius (1:48.21) | 7:06.14 | |
| 8 | 8 | Brazil | Murilo Sartori (1:46.70) Guilherme Costa (1:46.05) Fernando Scheffer (1:46.96) Luiz Altamir Melo (1:46.72) | 7:06.43 | |