| RK | LN | Name | Time | Gap | FINA | Q? |
|---|---|---|---|---|---|---|
| 1 | 4 | Duman Özgür Atlas (2014)Iron Swim SE | 41.62 | - | 153 | |
| 2 | 5 | Fűtő Zsombor (2014)Kőbánya Sport Club | 41.92 | 00.30 | 149 | |
| 3 | 6 | Kőnig Konor Kende (2016)FTC | 43.50 | 01.88 | 134 | |
| 4 | 3 | Somogyi Sándor (2015)FTC | 43.91 | 02.29 | 130 | |
| 5 | 2 | Zsidai Dániel (2016)FTC | 44.61 | 02.99 | 124 | |
| 6 | 8 | Huszár Bálint (2015)MATE - GEAC | 47.39 | 05.77 | 103 | |
| 7 | 1 | Ivicz Kristóf (2013)Egri Úszó Klub SE | 48.74 | 07.12 | 95 | |
| 8 | 7 | Makai Ármin Zsombor (2014)FTC | 49.27 | 07.65 | 92 |