| RK | LN | Name | Time | Gap | FINA | Q? |
|---|---|---|---|---|---|---|
| 1 | 3 | Bagi Zoltán (2007)TTK | 55.38 | - | 711 | |
| 2 | 4 | Tekauer Márk (1998)Kőbánya Sport Club | 55.40 | 00.02 | 711 | |
| 3 | 7 | Balogh Levente (2005)Kőbánya Sport Club | 55.61 | 00.23 | 703 | |
| 4 | 5 | Mizsei Márk (2003)Kőbánya Sport Club | 55.63 | 00.25 | 702 | |
| 5 | 6 | Pál Vince (2005)Újpesti Torna Egylet | 57.60 | 02.22 | 632 | |
| 6 | 2 | Sárkány Zalán (2003)Kőbánya Sport Club | 57.71 | 02.33 | 629 | |
| 7 | 8 | Mayer Dávid (2007)Budaörsi Sport Club | 01:00.51 | 05.13 | 545 | |
| 8 | 1 | Ábel Márton Milán (2005)Budaörsi Sport Club | 01:01.65 | 06.27 | 516 |