| RK | LN | Name | Time | Gap | FINA | Q? |
|---|---|---|---|---|---|---|
| 1 | 4 | Piros Kristóf (2015)Debreceni Sportc. SI | 00:40.91R:0.64 | - | 255 | |
| 2 | 5 | Trencsényi Zsombor (2015)Debreceni Sportc. SI | 00:40.98 | 00:00.07 | 253 | |
| 3 | 3 | Baranyi Richárd (2015)Four Diamonds SE | 00:41.49 | 00:00.58 | 244 | |
| 4 | 2 | Kovács Péter (2015)Békéscsabai EUK | 00:44.11 | 00:03.20 | 203 | |
| 5 | 6 | Márton Patrik (2015)Miskolci Sportiskola | 00:45.47 | 00:04.56 | 185 | |
| 6 | 7 | Zsarkó Botond (2015)NICS-HSÚVC | 00:46.31 | 00:05.40 | 175 | |
| 7 | 1 | Parádi Péter (2015)KESI | 00:46.45 | 00:05.54 | 174 | |
| 8 | 8 | Poprádi Máté Marcell (2015)Gömöri Úszó Klub Se | 00:48.94 | 00:08.03 | 149 | |
| 9 | 9 | Bozsér Áron Benedek (2016)NICS-HSÚVC | 00:48.97 | 00:08.06 | 148 | |
| 10 | 0 | Fehér Illés (2015)Gigászok SE | 00:49.12R:0.52 | 00:08.21 | 147 |