| RK | LN | Name | Time | Gap | FINA | Q? |
|---|---|---|---|---|---|---|
| 1 | 5 | Csorvási Dominik (2005)Vasas Sport Club | 56.08 | - | 583 | |
50m26.61 R:0.63 100m56.0829.47 -
| ||||||
| 2 | 2 | Kovács Márton Soma (2005)Iron Swim SE | 01:04.25 | 08.17 | 387 | |
50m29.74 R:0.7 100m01:04.2534.51 -
| ||||||
| 3 | 3 | Hartai Botond (2010)Csepeli Öttusa Vizis | 01:16.51 | 20.43 | 229 | |
50m35.78 R:0.84 100m01:16.5140.73 -
| ||||||
| 4 | 6 | Forgó-Schumayer Bence (2011)Mozduljunk Együtt Sport Egyesület | 01:41.08 | 45.00 | 99 | |
50m45.43 R:0.81 100m01:41.0855.65 -
| ||||||
| - | 7 | Karnitscher Bendeguz Örs (2010)Iron Swim SE | DNS | |||
| - | 4 | Wallandt Mihály Zsombor (2008)Csepeli Öttusa Vizis | DSQ | |||