| RK | LN | Name | Time | Gap | FINA | Q? |
|---|---|---|---|---|---|---|
| 1 | 4 | Deák Gergely (2007)A Jövő SC | 00:23.33 | - | 719 | |
| 2 | 5 | Márton Richárd (1999)Budapesti Honvéd SE | 00:24.31 | 00:00.98 | 636 | |
| 3 | 3 | Birkett William (2002)Stipendium Hungaricum | 00:24.68 | 00:01.35 | 608 | |
| 4 | 6 | Kukhalasvili Luka (2002)Stipendium Hungaricum | 00:25.08 | 00:01.75 | 579 | |
| 5 | 2 | Juhász Soma Andor (2008)Budapesti Honvéd SE | 00:25.26 | 00:01.93 | 567 | |
| 6 | 8 | Szabó Arnold (2011)MATE - GEAC | 00:25.90 | 00:02.57 | 526 | |
| 7 | 7 | Ardjoune Abdellah (2001)Stipendium Hungaricum | 00:25.92 | 00:02.59 | 524 | |
| 8 | 1 | Csekő Dominik (2008) UNI Győri Úszó Sportegy. | 00:26.49 | 00:03.16 | 491 |