Final | time | gap | L | Rem. | React. | 1. United States | _ | 3:27.91 | | 4 | | 0.63 | Matt Grevers 52.26s, Kevin Cordes 58.89s, Caeleb Romel Dressel 49.89s, Nathan Adrian 47.00s | 2. Great Britain | _ | 3:28.95 | 1.04 | 1 | | 0.59 | Chris Walker-Hebborn 54.20s, Adam Peaty 56.91s, James Guy 50.80s, Duncan Scott 47.04s | 3. Russia | _ | 3:29.76 | 1.85 | 8 | | 0.56 | Evgeny Rylov 52.89s, Kirll Prigoda 58.02s, Aleksandr Popkov 51.16s, Vladimir Morozov 46.69s | 4. Japan | _ | 3:30.19 | 2.28 | 3 | AS | 0.56 | Ryosuke Irie 52.80s, Yasuhiro Koseki 58.54s, Yuki Kobori 51.21s, Shinri Shioura 46.64s | 5. Brazil | _ | 3:31.53 | 3.62 | 2 | | 0.59 | Guilherme Guido 53.53s, 58.80s, Henrique Martins 51.12s, Marcelo Chierighini 48.08s | 6. China | _ | 3:31.65 | 3.74 | 7 | | 0.59 | Jiayu Xu 52.89s, Zibei Yan 59.02s, Zhuhao Li 51.45s, Hexin Yu 48.29s | 7. Hungary | _ | 3:32.13 | 4.22 | 6 | | 0.52 | Richard Bohus 53.99s, Daniel Gyurta 59.45s, Kristof Milak 50.97s, Dominik Kozma 46.72s | 8. Belarus | _ | 3:33.63 | 5.72 | 1 | | 0.65 |
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