| RK | LN | Name | Time | Gap | FINA | Q? |
|---|---|---|---|---|---|---|
| 1 | 7 | Kuna Márk Károly (2013)BVSC-Zugló | 48.44 | - | 153 | |
| 2 | 4 | Váradi András (2013)FTC | 50.23 | 01.79 | 137 | |
| 3 | 6 | Pap Marcell Ferenc (2012)Iron Swim SE | 50.43 | 01.99 | 136 | |
| 4 | 5 | Alexandru Sebastián (2013)FTC | 50.44 | 02.00 | 136 | |
| 5 | 8 | Baranyi Richárd (2015)Four Diamonds SE | 50.96 | 02.52 | 132 | |
| 6 | 2 | Bálint Gergő (2014)Monori Sport Egyes. | 53.13 | 04.69 | 116 | |
| 7 | 1 | Szabadházi András (2013)Bohóchal Egyesület | 53.60 | 05.16 | 113 | |
| - | 3 | Hollósi Zalán (2012)Bohóchal Egyesület | DNS |