| RK | LN | Name | Time | Gap | FINA | Q? |
|---|---|---|---|---|---|---|
| 1 | 6 | Giannakos Alexandros (2013)II. Kerületi Sport | 50.90 | - | 132 | |
| 2 | 7 | Kóczi Ezra Sámuel (2012)BVSC-Zugló | 52.67 | 01.77 | 119 | |
| 3 | 5 | Barta Ákos (2013)Budapesti Honvéd | 53.91 | 03.01 | 111 | |
| 4 | 3 | Szilágyi Dániel (2013)Budapesti Honvéd | 54.45 | 03.55 | 108 | |
| 5 | 8 | Fűtő Zsombor (2014)Kőbánya Sport Club | 54.90 | 04.00 | 105 | |
| 6 | 1 | Bukovics Bendegúz Alex (2013)Budapesti Honvéd | 55.17 | 04.27 | 104 | |
| - | 4 | Létang-Prónay Martin (2015)Kőbánya Sport Club | DSQ | |||
| - | 2 | Sági Gergely (2012)BVSC-Zugló | DSQ |