| Competition | 2025 World Aquatics Championships | 
|---|---|
| Venue | Singapore | 
| Held | 3 August 2025 | 
| Status | Medal | 
| Competitors | 115 | 
| Countries | 26 | 
| Pos | Athlete(s) | Country | Preliminary Round | Final | ||
|---|---|---|---|---|---|---|
| 🥇 | Neutral Participant (NAB) | 3:30.05 (1 h1) | 3:26.93 (1 F) | |||
| Miron Lifintsev | — | 52.44 | ||||
| Kirill Prigoda | — | 57.92 | ||||
| Andrey Minakov | 50.68 | 50.17 | ||||
| Yegor Kornev | — | 46.40 | ||||
| Kliment Kolesnikov | 53.02 | — | * | |||
| Ivan Kozhakin | 58.72 | — | * | |||
| Ivan Giryov | 47.63 | — | * | |||
| 🥈 | France | 3:32.35 (3 h3) | 3:27.96 (2 F) | |||
| Yohann Ndoye-Brouard | 53.41 | 52.26 | ||||
| Léon Marchand | — | 58.44 | ||||
| Maxime Grousset | 47.11 | 49.27 | ||||
| Yann Le Goff | — | 47.99 | ||||
| Jérémie Delbois | 1:00.92 | — | * | |||
| Clément Secchi | 50.91 | — | * | |||
| 🥉 | United States | 3:29.65 (1 h2) | 3:28.62 (3 F) | |||
| Tommy Janton | 53.21 | 53.37 | ||||
| Josh Matheny | — | 59.00 | ||||
| Dare Rose | 50.39 | 50.30 | ||||
| Jack Alexy | 46.73 | 45.95 | ||||
| Campbell McKean | 59.32 | — | * | |||
| 4 | Italy | 3:30.40 (1 h3) | 3:28.72 (4 F) | |||
| Thomas Ceccon | — | 51.80 | ||||
| Nicolò Martinenghi | — | 58.42 | ||||
| Federico Burdisso | 50.69 | 51.17 | ||||
| Carlos D'Ambrosio | — | 47.33 | ||||
| Christian Bacico | 53.34 | — | * | |||
| Ludovico Viberti | 58.65 | — | * | |||
| Manuel Frigo | 47.72 | — | * | |||
| 5 | Canada | 3:30.86 (2 h3) | 3:29.75 (5 F) | |||
| Blake Tierney | 52.95 | 53.03 | ||||
| Oliver Dawson | 1:00.18 | 59.99 | ||||
| Ilya Kharun | 49.98 | 49.83 | ||||
| Josh Liendo | — | 46.90 | ||||
| Ruslan Gaziev | 47.75 | — | * | |||
| 6 | Great Britain | 3:31.75 (3 h2) | 3:30.63 (6 F) | |||
| Oliver Morgan | 52.90 | 52.74 | ||||
| Gregory Butler | 1:00.09 | 59.11 | ||||
| Edward Mildred | 51.05 | 51.08 | ||||
| Duncan Scott | — | 47.70 | ||||
| Matt Richards | 47.71 | — | * | |||
| 7 | South Korea | 3:32.54 (4 h2) | 3:32.32 (7 F) | |||
| Lee Ju-Ho | 53.60 | 53.83 | ||||
| Choi Dong-Yeol | 59.58 | 59.57 | ||||
| Kim Yeong-Beom | 51.12 | 51.15 | ||||
| Hwang Seon-U | 48.24 | 47.77 | ||||
| 8 | Netherlands | 3:31.07 (2 h2) | 3:32.35 (8 F) | |||
| Kai van Westering | 53.89 | 53.96 | ||||
| Caspar Corbeau | 58.60 | 58.69 | ||||
| Nyls Korstanje | 51.11 | 51.36 | ||||
| Sean Niewold | 47.47 | 48.34 | ||||
| 9 | China | 3:32.69 (4 h3) | — | |||
| Wang Shun | 53.96 | — | ||||
| Qin Haiyang | 59.58 | — | ||||
| Xu Fang | 51.39 | — | ||||
| Pan Zhanle | 47.76 | — | ||||
| 10 | Poland | 3:32.83 (5 h3) | — | |||
| Ksawery Masiuk | 53.78 | — | ||||
| Dawid Wiekiera | 59.84 | — | ||||
| Jakub Majerski | 51.46 | — | ||||
| Kamil Sieradzki | 47.75 | — | ||||
| 11 | Australia | 3:32.87 (6 h3) | — | |||
| Joshua Edwards-Smith | 54.35 | — | ||||
| Nash Wilkes | 59.95 | — | ||||
| Matthew Temple | 50.22 | — | ||||
| Kyle Chalmers | 48.35 | — | ||||
| 12 | Austria | 3:32.91 (5 h2) | — | |||
| Bernhard Reitshammer | 54.67 | — | ||||
| Luka Mladenovic | 59.08 | — | ||||
| Simon Bucher | 51.13 | — | ||||
| Heiko Gigler | 48.03 | — | ||||
| 13 | Japan | 3:34.36 (7 h3) | — | |||
| Riku Matsuyama | 54.62 | — | ||||
| Taku Taniguchi | 59.95 | — | ||||
| Naoki Mizunuma | 51.61 | — | ||||
| Katsuhiro Matsumoto | 48.18 | — | ||||
| 14 | Israel | 3:34.91 (8 h3) | — | |||
| Inbar Danziger | 54.46 | — | ||||
| Jonathan Itzhaki | 1:01.43 | — | ||||
| Gal Cohen Groumi | 50.78 | — | ||||
| Daniel Krichevsky | 48.24 | — | ||||
| 15 | Mexico | 3:35.81 (2 h1) | — | |||
| Marcus Reyes | 54.04 NR | — | ||||
| Miguel de Lara | 1:01.33 | — | ||||
| Jorge Iga | 52.85 | — | ||||
| Andrés Dupont | 47.59 | — | ||||
| 16 | Spain | 3:36.14 (9 h3) | — | |||
| Adrián Santos | 54.96 | — | ||||
| Carles Coll | 1:00.51 | — | ||||
| Arbidel González | 52.61 | — | ||||
| Luca Hoek | 48.06 | — | ||||
| 17 | Greece | 3:36.20 (3 h1) | — | |||
| Evangelos Makrygiannis | 53.44 | — | ||||
| Savvas Thomoglou | 1:00.74 | — | ||||
| Konstantinos Stamou | 53.39 | — | ||||
| Stergios Bilas | 48.63 | — | ||||
| 18 | Croatia | 3:36.39 (6 h2) | — | |||
| Luka Čarapović | 55.54 | — | ||||
| Filip Mujan | 1:00.83 | — | ||||
| Vili Sivec | 52.35 | — | ||||
| Jere Hribar | 47.67 | — | ||||
| 19 | Lithuania | 3:36.46 (4 h1) | — | |||
| Mantas Kaušpėdas | 55.29 | — | ||||
| Andrius Šidlauskas | 1:00.10 | — | ||||
| Tajus Juška | 53.15 | — | ||||
| Tomas Lukminas | 47.92 | — | ||||
| 20 | Denmark | 3:36.73 (7 h2) | — | |||
| Robert Falborg Pedersen | 54.77 | — | ||||
| Jonas Gaur | 1:01.63 | — | ||||
| Casper Puggaard | 51.52 | — | ||||
| Frederik Lentz | 48.81 | — | ||||
| 21 | Ireland | 3:37.46 (10 h3) | — | |||
| John Shortt | 54.88 | — | ||||
| Eoin Corby | 1:01.09 | — | ||||
| Jack Cassin | 52.47 | — | ||||
| Evan Bailey | 49.02 | — | ||||
| 22 | Luxembourg | 3:40.99 (5 h1) | — | |||
| Rémi Fabiani | 55.91 | — | ||||
| Joao Reisen | 1:01.63 | — | ||||
| Julien Henx | 54.57 | — | ||||
| Ralph Daleiden | 48.88 | — | ||||
| 23 | Singapore | 3:41.17 (6 h1) | — | |||
| Zackery Tay | 57.32 | — | ||||
| Chan Chun Ho | 1:01.20 | — | ||||
| Jonathan Tan | 53.64 | — | ||||
| Mikkel Lee | 49.01 | — | ||||
| 24 | Hong Kong | 3:45.63 (7 h1) | — | |||
| Hayden Kwan | 56.77 | — | ||||
| Adam Mak | 1:00.77 | — | ||||
| Ian Ho | 52.14 | — | ||||
| Tsui Yik Ki | 55.95 | — | ||||
| 25 | Malaysia | 3:46.80 (8 h1) | — | |||
| Khiew Hoe Yean | 56.86 | — | ||||
| Andrew Goh | 1:03.09 | — | ||||
| Tan Khai Xin | 56.75 | — | ||||
| Arvin Singh Chahal | 50.10 | — | ||||
| DQ | Germany | — (DQ h2) | — | |||
| Lukas Märtens | [54.76] | — | ||||
| Lucas Matzerath | [59.98] | — | ||||
| Luca Armbruster | — | — | ||||
| Josha Salchow | — | — | ||||
| DNS | Kenya | — (DNS h1) | — | |||
| DNS | Norway | — (DNS h1) | — | |||
| DNS | Switzerland | — (DNS h2) | — | |||
| DNS | Ukraine | — (DNS h2) | — | 
| Pos | Athlete(s) | Country | Mark | |
|---|---|---|---|---|
| 1 | Neutral Participant (NAB) | 3:30.05 | ||
| Miron Lifintsev | — | |||
| Kirill Prigoda | — | |||
| Andrey Minakov | 50.68 | |||
| Yegor Kornev | — | |||
| Kliment Kolesnikov | 53.02 | |||
| Ivan Kozhakin | 58.72 | |||
| Ivan Giryov | 47.63 | |||
| 2 | Mexico | 3:35.81 | ||
| Marcus Reyes | 54.04Â NR | |||
| Miguel de Lara | 1:01.33 | |||
| Jorge Iga | 52.85 | |||
| Andrés Dupont | 47.59 | |||
| 3 | Greece | 3:36.20 | ||
| Evangelos Makrygiannis | 53.44 | |||
| Savvas Thomoglou | 1:00.74 | |||
| Konstantinos Stamou | 53.39 | |||
| Stergios Bilas | 48.63 | |||
| 4 | Lithuania | 3:36.46 | ||
| Mantas Kaušpėdas | 55.29 | |||
| Andrius Å idlauskas | 1:00.10 | |||
| Tajus Juška | 53.15 | |||
| Tomas Lukminas | 47.92 | |||
| 5 | Luxembourg | 3:40.99 | ||
| Rémi Fabiani | 55.91 | |||
| Joao Reisen | 1:01.63 | |||
| Julien Henx | 54.57 | |||
| Ralph Daleiden | 48.88 | |||
| 6 | Singapore | 3:41.17 | ||
| Zackery Tay | 57.32 | |||
| Chan Chun Ho | 1:01.20 | |||
| Jonathan Tan | 53.64 | |||
| Mikkel Lee | 49.01 | |||
| 7 | Hong Kong | 3:45.63 | ||
| Hayden Kwan | 56.77 | |||
| Adam Mak | 1:00.77 | |||
| Ian Ho | 52.14 | |||
| Tsui Yik Ki | 55.95 | |||
| 8 | Malaysia | 3:46.80 | ||
| Khiew Hoe Yean | 56.86 | |||
| Andrew Goh | 1:03.09 | |||
| Tan Khai Xin | 56.75 | |||
| Arvin Singh Chahal | 50.10 | |||
| DNS | Kenya | — | ||
| DNS | Norway | — | 
| Pos | Athlete(s) | Country | Mark | |
|---|---|---|---|---|
| 1 | United States | 3:29.65 | ||
| Tommy Janton | 53.21 | |||
| Josh Matheny | — | |||
| Dare Rose | 50.39 | |||
| Jack Alexy | 46.73 | |||
| Campbell McKean | 59.32 | |||
| 2 | Netherlands | 3:31.07 | ||
| Kai van Westering | 53.89 | |||
| Caspar Corbeau | 58.60 | |||
| Nyls Korstanje | 51.11 | |||
| Sean Niewold | 47.47 | |||
| 3 | Great Britain | 3:31.75 | ||
| Oliver Morgan | 52.90 | |||
| Gregory Butler | 1:00.09 | |||
| Edward Mildred | 51.05 | |||
| Duncan Scott | — | |||
| Matt Richards | 47.71 | |||
| 4 | South Korea | 3:32.54 | ||
| Lee Ju-Ho | 53.60 | |||
| Choi Dong-Yeol | 59.58 | |||
| Kim Yeong-Beom | 51.12 | |||
| Hwang Seon-U | 48.24 | |||
| 5 | Austria | 3:32.91 | ||
| Bernhard Reitshammer | 54.67 | |||
| Luka Mladenovic | 59.08 | |||
| Simon Bucher | 51.13 | |||
| Heiko Gigler | 48.03 | |||
| 6 | Croatia | 3:36.39 | ||
| Luka Čarapović | 55.54 | |||
| Filip Mujan | 1:00.83 | |||
| Vili Sivec | 52.35 | |||
| Jere Hribar | 47.67 | |||
| 7 | Denmark | 3:36.73 | ||
| Robert Falborg Pedersen | 54.77 | |||
| Jonas Gaur | 1:01.63 | |||
| Casper Puggaard | 51.52 | |||
| Frederik Lentz | 48.81 | |||
| DQ | Germany | — | ||
| Lukas Märtens | [54.76] | |||
| Lucas Matzerath | [59.98] | |||
| Luca Armbruster | — | |||
| Josha Salchow | — | |||
| DNS | Switzerland | — | ||
| DNS | Ukraine | — |