| RK | LN | Name | Time | Gap | FINA | Q? |
|---|---|---|---|---|---|---|
| 1 | 2 | Nagyházi Bence (2012)A Jövő SC | 43.15 | - | 217 | |
| 2 | 7 | Balla Zalán Benedek (2015)Szhalombattai VUK SE | 52.54 | 09.39 | 120 | |
| 3 | 1 | Emmer Ábris (2014)II. Kerületi Sport | 54.35 | 11.20 | 108 | |
| 4 | 8 | Gregorics Miklós (2014)BVSC-Zugló | 55.00 | 11.85 | 105 | |
| 5 | 4 | Győrffy Kende (2015)II. Kerületi Sport | 58.14 | 14.99 | 88 | |
| 6 | 3 | Kőnig Konor Kende (2016)FTC | 58.23 | 15.08 | 88 | |
| 7 | 5 | Szavéri Patrik (2015)Kőbánya Sport Club | 01:01.66 | 18.51 | 74 | |
| 8 | 6 | Zsidai Dániel (2016)FTC | 01:03.96 | 20.81 | 66 |