| RK | LN | Name | Time | Gap | FINA | Q? |
|---|---|---|---|---|---|---|
| 1 | 6 | Duman Özgür Atlas (2014)Iron Swim SE | 00:38.13 | - | 164 | |
| 2 | 3 | Dalmadi Ádám (2015)BVSC-Zugló | 00:51.52 | 00:13.39 | 66 | |
| 3 | 4 | Gregorics Miklós (2014)BVSC-Zugló | 00:51.56 | 00:13.43 | 66 | |
| 4 | 5 | Tordai Dániel (2017)Kőbánya Sport Club | 00:53.46 | 00:15.33 | 59 |