| (F1) | |||||
| RK | Name | H/L | Time | Gap | Q | 
|---|---|---|---|---|---|
| 1 | Bohus Richárd (1993)BVSC-Zugló | 00:24.36 95.630%  | - | ||
| 2 | Székely Áron (2004)BVSC-Zugló | 00:25.36 99.842%  | 00:01.00 | ||
| 3 | Varga Máté (2004)Lőrinc Swim Team | 00:26.07 96.383%  | 00:01.71 | ||
| 4 | Magda Boldizsár (2005)Parafa Úszó Klub | 00:26.13 97.730%  | 00:01.77 | ||
| 5 | Marosi Bálint (2005)Szhalombattai VUK SE | 00:26.35 97.670%  | 00:01.99 | ||
| 6 | Trần Hưng Nguyên (2003)Vietnam | 00:26.39 100.415%  | 00:02.03 | ||
| 7 | Nagy Roland (2003)Darnyi Tamás SC | 00:26.89 101.103%  | 00:02.53 | ||
| 8 | Bóna Benedek (2004)BVSC-Zugló | 00:27.62 97.285%  | 00:03.26 | ||
| 9 | Rupics Bendegúz (2005)Szhalombattai VUK SE | 00:28.54 97.153%  | 00:04.18 | ||
| 10 | Dominiák Ferenc (2004)BVSC-Zugló | 00:28.62 100.244%  | 00:04.26 | ||
| 11 | Domonkos György (2005)Budaörsi Sport Club | 00:29.17 98.078%  | 00:04.81 | ||
| 12 | Simon Botond (2005)Szolnoki Búvár SE | 00:29.22 101.583%  | 00:04.86 | ||
| 13 | Matyó Márton (2004)Bálinti Úszó Egyes. | 00:29.43 101.900%  | 00:05.07 | ||
| 14 | Jánosi István Márk (2005)Érdi Vízisport Kft | 00:29.67 101.494%  | 00:05.31 | ||
| - | Kovács Benedek Bendegúz (1998)BVSC-Zugló | DNS -  | |||