| RK | LN | Name | Time | Gap | FINA | Q? |
|---|---|---|---|---|---|---|
| 1 | 4 | Márton Richárd (1999)Budapesti Honvéd SE | 00:52.53 | - | 749 | |
50m00:24.09 R:0.61 100m00:52.5300:28.44 -
| ||||||
| 2 | 5 | Kocsu Anton (2005)UNI Győri Úszó Sportegyesület | 00:52.77 | 00:00.24 | 739 | |
50m00:24.75 R:0.65 100m00:52.7700:28.02 -
| ||||||
| 3 | 3 | Magda Boldizsár (2005)BVSC-Zugló | 00:53.07 | 00:00.54 | 726 | |
50m00:24.90 R:0.62 100m00:53.0700:28.17 -
| ||||||
| 4 | 1 | Birkett William (2002)Stipendium Hungaricum | 00:54.24 | 00:01.71 | 680 | |
50m00:25.06 R:0.64 100m00:54.2400:29.18 -
| ||||||
| 5 | 2 | Zemansky Noah (2006)Team Austria | 00:55.87 | 00:03.34 | 622 | |
50m00:25.99 R:0.65 100m00:55.8700:29.88 -
| ||||||
| 6 | 7 | Spisák Bence (2008)Budaörsi Sport Club | 00:55.99 | 00:03.46 | 618 | |
50m00:26.08 R:0.61 100m00:55.9900:29.91 -
| ||||||
| 7 | 0 | Varga Zsombor Huba (2010)A Jövő SC | 00:57.37 | 00:04.84 | 575 | |
50m00:26.90 R:0.59 100m00:57.3700:30.47 -
| ||||||
| 8 | 8 | Márton Levente (2010)Ferencvárosi Torna Club | 00:57.55 | 00:05.02 | 569 | |
50m00:26.90 R:0.68 100m00:57.5500:30.65 -
| ||||||
| 9 | 9 | Koch Ambrus (2008)Soproni Széchy T. SI | 00:58.69 | 00:06.16 | 537 | |
50m00:27.21 R:0.75 100m00:58.6900:31.48 -
| ||||||
| - | 6 | Giefing Christian (2008)Team Austria | DNS | |||