| RK | LN | Name | Time | Gap | FINA | Q? |
|---|---|---|---|---|---|---|
| 1 | 3 | Tanczikó Bálint (2014)Kőbánya Sport Club | 44.85 | - | 101 | |
| 2 | 4 | Dege Marcell (2012)MATE - GEAC | 46.38 | 01.53 | 91 | |
| 3 | 5 | Dobák Milán Kolen (2014)A Jövő SC | 46.61 | 01.76 | 90 | |
| 4 | 7 | Budai András (2016)FTC | 49.65 | 04.80 | 74 | |
| 5 | 6 | Urbán Mirkó (2015)FTC | 50.30 | 05.45 | 71 | |
| 6 | 8 | Szederkényi Máté (2015)II. Kerületi Sport | 54.48 | 09.63 | 56 | |
| 7 | 1 | Groszmann Noel István (2015)FTC | 56.17 | 11.32 | 51 | |
| 8 | 2 | Zsidai Dániel (2016)FTC | 56.49 | 11.64 | 50 |