| RK | LN | Name | Time | Gap | FINA | Q? |
|---|---|---|---|---|---|---|
| 1 | 6 | Laczkó Olivér (2014)Kőbánya Sport Club | 46.91R:0.81 | - | 129 | |
| 2 | 3 | Juhász Vince (2013)Érdi Vízisport Kft | 47.58R:0.47 | 00.67 | 123 | |
| 3 | 5 | György Máté (2014)Kaposvári Úszó SE | 48.18R:0.66 | 01.27 | 119 | |
| 4 | 2 | Veres Zétény (2014)MATE - GEAC | 49.04R:0.69 | 02.13 | 113 | |
| 5 | 4 | Máthé Csongor (2014)Kőbánya Sport Club | 53.01R:0.93 | 06.10 | 89 | |
| 6 | 8 | Groszmann Noel István (2015)FTC | 53.42R:0.63 | 06.51 | 87 | |
| 7 | 1 | Renczés Levente (2014)Kőbánya Sport Club | 55.23R:0.8 | 08.32 | 79 | |
| 8 | 7 | Izsó Márton (2014)Ybl Waterpolo Club | 58.17R:0.75 | 11.26 | 67 |