| RK | LN | Name | Time | Gap | FINA | Q? |
|---|---|---|---|---|---|---|
| 1 | 8 | Lewicki Ryan Jakub (2014)Zalaco ZÚK | 00:42.71 | - | 117 | |
| 2 | 3 | Nagy Adrián (2015)Kaposvári Úszó SE | 00:43.56R:0.63 | 00:00.85 | 110 | |
| 3 | 4 | Kurcz Erik (2015)Dombóvári | 00:45.02R:0.49 | 00:02.31 | 100 | |
| 4 | 7 | Varga Zétény (2015)Dombóvári | 00:46.18R:0.74 | 00:03.47 | 92 | |
| 5 | 5 | Kurcz Kornél (2015)Dombóvári | 00:46.70 | 00:03.99 | 89 | |
| 6 | 2 | Elmauer Ábel Márk (2015)Dombóvári | 00:49.00 | 00:06.29 | 77 | |
| - | 1 | Borbély Viktor (2014)Dombóvári | DNS | |||
| - | 6 | Sáfrán Péter (2016)Kaposvári Úszó SE | DNS |