| RK | LN | Name | Time | Gap | FINA | Q? |
|---|---|---|---|---|---|---|
| 1 | 1 | Huszár Bálint (2015)MATE - GEAC | 42.53R:0.63 | - | 169 | |
| 2 | 5 | Jeszek Ábel (2014)A Jövő SC | 42.58R:0.64 | 00.05 | 169 | |
| 3 | 8 | Laczkó Olivér (2014)Kőbánya Sport Club | 42.94R:0.7 | 00.41 | 164 | |
| 4 | 6 | Csajági Dániel (2014)Iron Swim SE | 44.42R:0.83 | 01.89 | 149 | |
| 5 | 4 | Nagy Marcell Péter (2014)Miskolci Sportiskola | 44.55R:0.81 | 02.02 | 147 | |
| 6 | 7 | Somogyi Sándor (2015)FTC | 44.73R:0.77 | 02.20 | 145 | |
| 7 | 2 | Kőnig Konor Kende (2016)FTC | 45.64R:0.78 | 03.11 | 137 | |
| - | 3 | Fehér Illés (2015)Gigászok SE | DNS |