| RK | Name | H/L | Time | Gap | Q |
|---|---|---|---|---|---|
| 1 | Bakhur Egor (2006)Russian Federation | 27.67 99.235% | - | A4 | |
| 2 | Gusenkov Anatolii (2008)Russian Federation | 28.77 102.043% | 01.10 | A5 | |
| 3 | Guzhevkin Dmitrii (2007)Russian Federation | 29.33 98.124% | 01.66 | VL | |
| 4 | Eszes János Márk (2006)Újpesti Torna Egylet | 29.41 97.347% | 01.74 | A3 | |
| 5 | Gasparics Zalán (2007)Érdi Vízisport Kft | 29.84 99.087% | 02.17 | A6 | |
| 6 | Herman Szabó Péter (2007)UNI Győri Úszó Sportegy. | 30.08 98.584% | 02.41 | A2 | |
| 7 | Szatmári Máté (2007)Hód Úszó SE | 30.36 99.370% | 02.69 | A7 | |
| 8 | Kovács Bence Péter (2006)Pécsi Sport Nonprofit ZRT | 30.52 103.935% | 02.85 | A1 | |
| 9 | Kocsis Ádám (2009)Mohácsi Torna Egylet | 30.56 98.235% | 02.89 | A8 | |
| 10 | Börzsei Zalán (2007)Soproni Széchy T. SI | 30.66 97.458% | 02.99 | B4 | |
| 11 | Salamon Csanád (2007)Mohácsi Torna Egylet | 30.73 100.999% | 03.06 | B5 | |
| 12 | Kovács Botond (2007)BVSC-Zugló | 30.84 97.711% | 03.17 | VL | |
| 13 | Dominiák Marcell (2007)BVSC-Zugló | 30.95 99.021% | 03.28 | B3 | |
| 14 | Rajcsányi Boldizsár (2007)Lőrinc Swim Team | 30.99 99.121% | 03.32 | B6 | |
| 15 | Kurucz Bendegúz (2007)Ferencvárosi Torna Club | 31.19 100.288% | 03.52 | B2 | |
| 16 | Patakfalvi Áron (2007)Kaposvári Sportközpont és Sportiskola | 31.21 97.470% | 03.54 | B7 | |
| 17 | Pethő-Tóth Ádám (2007)Debreceni Aquasport | 31.49 103.316% | 03.82 | B1 | |
| 18 | Bóta-Depinyi Soma (2006)Lőrinc Swim Team | 31.73 98.431% | 04.06 | B8 | |
| 19 | Tóth Gergely Attila (2007)Budaörsi Sport Club | 31.84 97.025% | 04.17 | VL | |
| 20 | Szabó Gergő (2008)Sárvári Gyógyfürdő | 32.04 102.018% | 04.37 | T1 | |
| 21 | Pittlik Zsigmond (2008)Darnyi Tamás SC | 32.10 97.247% | 04.43 | T2 | |
| 22 | Tóth Marcell (2007)Debreceni Sportc. SI | 32.34 100.431% | 04.67 | ||
| 23 | Orovecz Krisztián (2008)Debreceni Sportc. SI | 32.44 98.878% | 04.77 | ||
| 24 | Juhász Soma Andor (2008)Budapesti Honvéd SE | 32.81 97.373% | 05.14 | ||
| 25 | Csekő Dominik (2008)UNI Győri Úszó Sportegy. | 32.82 96.954% | 05.15 | ||
| 26 | Füri Zalán (2007)Iron Swim SE | 33.10 101.955% | 05.43 | ||
| 27 | László Dávid (2007)KKH ÚGYE | 33.33 97.541% | 05.66 | ||
| 28 | König Ábel (2007)Mohácsi Torna Egylet | 33.39 96.593% | 05.72 | ||
| 29 | Krémer Milán (2006)Pécsi Sport Nonprofit ZRT | 33.45 100.090% | 05.78 | ||
| 30 | Horváth Patrik (2010)Szombathelyi SK SI | 33.73 96.534% | 06.06 | ||
| 31 | Koltai László József (2007)Sárvári Gyógyfürdő | 33.76 100.472% | 06.09 | ||
| 32 | Dienes Olivér (2009)Miskolci Sportiskola | 34.03 104.006% | 06.36 | ||
| 33 | Werner Máté (2007)Mohácsi Torna Egylet | 34.78 95.650% | 07.11 | ||
| 34 | Varga Dominik-Zoltán (2010)Debreceni Aquasport | 35.04 98.140% | 07.37 | ||
| 35 | Magyar Sean Sandor (2009)Freedom Aquatics | 35.67 90.984% | 08.00 | ||
| 36 | Kovács Hunor (2007)Debreceni Aquasport | 35.92 98.731% | 08.25 | ||
| 37 | Lászlófi Vince (2007)MATE - Gödöllői Egyetemi Atlétikai Club | 36.19 94.459% | 08.52 | ||
| - | Barkóczi Roland (2006)Nyiregyházi Sportc.Nonprofit.Kft. | DSQ - | |||
| - | Takács Nimród (2007)A Jövő SC | DNS - | |||