| (F1) | |||||
| RK | Name | H/L | Time | Gap | Q |
|---|---|---|---|---|---|
| 1 | Holló Balázs (1999)BVSC-Zugló | 00:55.13 98.002% | - | ||
| 2 | Trần Hưng Nguyên (2003)Vietnam | 00:57.92 99.270% | 00:02.79 | ||
| 3 | Székely Áron (2004)BVSC-Zugló | 00:58.00 105.951% | 00:02.87 | ||
| 4 | Kutasi Máté (1998)FTC | 00:58.48 - | 00:03.35 | ||
| 5 | Mai Tran Tijan Anh (2005)Vietnam | 00:59.04 101.600% | 00:03.91 | ||
| 6 | Magda Boldizsár (2005)Parafa Úszó Klub | 00:59.64 - | 00:04.51 | ||
| 7 | Csicsáky Péter (2003)BVSC-Zugló | 01:00.37 95.914% | 00:05.24 | ||
| 8 | Kulcsár Zalán (2004)Lőrinc Swim Team | 01:00.64 99.169% | 00:05.51 | ||
| 9 | Börcsök Dániel (2002)Stamina TKSA | 01:00.84 - | 00:05.71 | ||
| 10 | Hồ Nguyễn Duy Khoa (2005)Vietnam | 01:00.92 94.602% | 00:05.79 | ||
| 10 | Kovács Attila (2004)BVSC-Zugló | 01:00.92 - | 00:05.79 | ||
| 12 | Szentpéteri Márk (2004)BVSC-Zugló | 01:01.00 101.006% | 00:05.87 | ||
| 13 | Ábel Márton Milán (2005)Budaörsi Sport Club | 01:02.61 103.795% | 00:07.48 | ||
| 14 | Le Thanh DDoc (2004)Vietnam | 01:02.96 96.787% | 00:07.83 | ||
| 15 | Rupics Bendegúz (2005)Szhalombattai VUK SE | 01:03.06 96.708% | 00:07.93 | ||
| 16 | Dominiák Ferenc (2004)BVSC-Zugló | 01:03.18 100.738% | 00:08.05 | ||
| 17 | Bóna Benedek (2004)BVSC-Zugló | 01:03.68 96.774% | 00:08.55 | ||
| 18 | Nagy Roland (2003)Darnyi Tamás SC | 01:03.77 - | 00:08.64 | ||
| 19 | Csorvási Dominik (2005)Vasas Sport Club | 01:04.36 98.805% | 00:09.23 | ||
| 20 | Simon Botond (2005)Szolnoki Búvár SE | 01:04.82 96.701% | 00:09.69 | ||
| 21 | Tumbász Noel (2005)Vasas Sport Club | 01:05.39 - | 00:10.26 | ||
| 22 | Domonkos György (2005)Budaörsi Sport Club | 01:06.24 96.806% | 00:11.11 | ||
| 23 | Jánosi István Márk (2005)Érdi Vízisport Kft | 01:07.59 100.398% | 00:12.46 | ||