Pos. | Bateria | Raia | Nadador | Nacionalidade | Tempo | Notas |
1 | 8 | 4 | Sun Yang | China | 1:45.78 | Q |
2 | 8 | 5 | Guy, JamesJames Guy | Reino Unido | 1:46.22 | Q |
3 | 7 | 7 | Dovgalyuk, MikhailMikhail Dovgalyuk | Rússia | 1:46.47 | Q |
4 | 7 | 4 | Haas, TownleyTownley Haas | Estados Unidos | 1:46.50 | Q |
5 | 6 | 5 | Krasnykh, AleksandrAleksandr Krasnykh | Rússia | 1:46.51 | Q |
6 | 8 | 6 | Majchrzak, KacperKacper Majchrzak | Polónia | 1:46.58 | Q |
7 | 8 | 3 | Scott, DuncanDuncan Scott | Reino Unido | 1:46.62 | Q |
8 | 7 | 2 | Kozma, DominikDominik Kozma | Hungria | 1:46.83 | Q |
9 | 7 | 6 | Pieroni, BlakeBlake Pieroni | Estados Unidos | 1:46.88 | Q |
10 | 6 | 1 | Rapšys, DanasDanas Rapšys | Lituânia | 1:46.93 | Q, |
11 | 6 | 2 | Horton, MackMack Horton | Austrália | 1:46.97 | Q |
12 | 7 | 3 | Stjepanović, VelimirVelimir Stjepanović | Sérvia | 1:47.05 | Q |
13 | 6 | 6 | Brown, MylesMyles Brown | África do Sul | 1:47.09 | Q |
14 | 6 | 4 | Park Tae-hwan | Coreia do Sul | 1:47.11 | Q |
15 | 8 | 7 | Ehara, NaitoNaito Ehara | Japão | 1:47.31 | Q |
16 | 5 | 4 | El-Kamash, MarwanMarwan El-Kamash | Egito | 1:47.40 | Q, |
6 | 8 | Auböck, FelixFelix Auböck | Áustria | |
18 | 6 | 7 | Świtkowski, JanJan Świtkowski | Polónia | 1:47.42 | |
19 | 5 | 1 | Baqlah, KhaderKhader Baqlah | Jordânia | 1:47.68 | |
20 | 5 | 6 | Rapp, ClemensClemens Rapp | Alemanha | 1:47.69 | |
21 | 5 | 7 | Stolk, KyleKyle Stolk | Países Baixos | 1:47.71 | |
22 | 6 | 3 | Stravius, JérémyJérémy Stravius | França | 1:47.72 | |
23 | 8 | 1 | Koski, MatiasMatias Koski | Finlândia | 1:47.75 | |
24 | 5 | 8 | Carter, DylanDylan Carter | Trinidad e Tobago | 1:47.77 | |
25 | 6 | 9 | Bernek, PéterPéter Bernek | Hungria | 1:47.79 | |
26 | 6 | 0 | Grabich, FedericoFederico Grabich | Argentina | 1:47.89 | |
27 | 5 | 5 | Matsumoto, KatsuhiroKatsuhiro Matsumoto | Japão | 1:47.92 | |
28 | 7 | 0 | Megli, FilippoFilippo Megli | Itália | 1:47.94 | |
29 | 8 | 0 | Stanley, MatthewMatthew Stanley | Nova Zelândia | 1:48.02 | |
30 | 4 | 2 | Liess, NilsNils Liess | Suíça | 1:48.07 | |
31 | 8 | 8 | Timmers, PieterPieter Timmers | Bélgica | 1:48.13 | |
32 | 5 | 3 | Lie, AndersAnders Lie | Dinamarca | 1:48.14 | |
33 | 7 | 1 | Quintero, CristianCristian Quintero | Venezuela | 1:48.22 | |
34 | 7 | 8 | Zellmann, PoulPoul Zellmann | Alemanha | 1:48.67 | |
8 | 9 | Graham, AlexanderAlexander Graham | Austrália | |
36 | 4 | 7 | Johansson, VictorVictor Johansson | Suécia | 1:48.74 | |
37 | 7 | 9 | Sloan, JordanJordan Sloan | Irlanda | 1:49.17 | |
38 | 4 | 1 | Christiansen, HenrikHenrik Christiansen | Noruega | 1:49.31 | |
39 | 3 | 7 | Schreuders, MikelMikel Schreuders | Aruba | 1:49.66 | |
40 | 4 | 8 | Al-Yamani, MokhtarMokhtar Al-Yamani | Iêmen | 1:49.87 | |
5 | 9 | Hoàng Quý Phước | Vietname | |
42 | 8 | 2 | Wang Shun | China | 1:49.89 | |
43 | 3 | 5 | Gunning, MichaelMichael Gunning | Jamaica | 1:50.00 | |
44 | 5 | 2 | Thormeyer, MarkusMarkus Thormeyer | Canadá | 1:50.23 | |
45 | 4 | 6 | Lagili, MohamedMohamed Lagili | Tunísia | 1:50.33 | |
46 | 4 | 5 | Durán, MiguelMiguel Durán | Espanha | 1:50.34 | |
47 | 4 | 4 | Dimitriou, DimitriosDimitrios Dimitriou | Grécia | 1:50.40 | |
48 | 4 | 9 | Acosta, MarceloMarcelo Acosta | El Salvador | 1:50.92 | |
49 | 3 | 4 | Zirk, KregorKregor Zirk | Estónia | 1:51.08 | |
50 | 4 | 3 | Tursunov, KhurshidjonKhurshidjon Tursunov | Uzbequistão | 1:51.13 | |
51 | 3 | 3 | Brandenburger, PitPit Brandenburger | Luxemburgo | 1:51.14 | |
52 | 3 | 1 | Mogne, IgorIgor Mogne | Moçambique | 1:51.48 | |
53 | 3 | 2 | Roberts, WesleyWesley Roberts | Ilhas Cook | 1:51.67 | |
54 | 5 | 0 | Frankel, TomerTomer Frankel | Israel | 1:51.80 | |
55 | 4 | 0 | An Ting-yao | Taipé Chinesa | 1:52.09 | |
56 | 3 | 8 | Sobers, AlexAlex Sobers | Barbados | 1:52.50 | |
57 | 2 | 2 | Marquet, MathieuMathieu Marquet | Ilhas Maurícias | 1:53.18 | |
58 | 3 | 6 | Cheung, KentKent Cheung | Hong Kong | 1:54.58 | |
59 | 2 | 5 | Seghers, SamSam Seghers | Papua-Nova Guiné | 1:54.87 | |
60 | 2 | 4 | Skinner, XanderXander Skinner | Namíbia | 1:54.99 | |
61 | 2 | 6 | Lin Sizhuang | Macau | 1:55.12 | |
62 | 3 | 0 | Mascoll-Gomes, NoahNoah Mascoll-Gomes | Antígua e Barbuda | 1:55.32 | |
63 | 2 | 3 | Lowe, MatthewMatthew Lowe | Bahamas | 1:55.71 | |
64 | 3 | 9 | Revishvili, IrakliIrakli Revishvili | Geórgia | 1:56.51 | |
65 | 1 | 6 | Meça, KlavioKlavio Meça | Albânia | 1:57.23 | |
66 | 1 | 4 | Al-Khulaifi, YacobYacob Al-Khulaifi | Catar | 1:58.32 | |
67 | 2 | 8 | Rasolonjatovo, HeriniavoHeriniavo Rasolonjatovo | Madagáscar | 2:01.00 | |
68 | 2 | 1 | Alfonso, DuranDuran Alfonso | Honduras | 2:01.07 | |
2 | 7 | Gargović, AdoAdo Gargović | Montenegro | |
70 | 1 | 5 | Hoffman, DeanDean Hoffman | Seicheles | 2:02.62 | |
71 | 2 | 9 | Keane, NoelNoel Keane | Palau | 2:06.03 | |
72 | 2 | 0 | Poppe, TannerTanner Poppe | Guam | 2:11.27 | |
73 | 1 | 3 | Panuve, TongliTongli Panuve | Tonga | 2:12.61 | |
75 ! | 1 | 2 | Al-Tarmoom, RashedRashed Al-Tarmoom | Federação de membros suspensos | DNS |
7 | 5 | le Clos, ChadChad le Clos | África do Sul |