| RK | LN | Name | Time | Gap | FINA | Q? |
|---|---|---|---|---|---|---|
| 1 | 2 | Fehér Illés (2015)Gigászok SE | 44.79R:0.83 | - | 148 | |
| 2 | 8 | Balla Zalán Benedek (2015)Szhalombattai VUK SE | 45.01R:0.61 | 00.22 | 146 | |
| 3 | 4 | Csabai Viktor (2013)A Jövő SC | 45.23R:0.97 | 00.44 | 144 | |
| 4 | 5 | Csajági Dániel (2014)Iron Swim SE | 45.70R:0.61 | 00.91 | 139 | |
| 5 | 7 | Babarczi Alfréd (2014)Bohóchal Egyesület | 45.92R:0.66 | 01.13 | 137 | |
| 6 | 1 | Csabai Imre (2013)A Jövő SC | 46.01R:0.56 | 01.22 | 136 | |
| 7 | 6 | Somogyi Sándor (2015)Ferencvárosi Torna Club | 46.03R:0.84 | 01.24 | 136 | |
| 8 | 3 | Szalai Marcell (2014)Ferencvárosi Torna Club | 46.36R:0.76 | 01.57 | 133 | |
| 9 | 0 | Legény Bence (2015)Kőbánya Sport Club | 47.36R:0.85 | 02.57 | 125 | |
| 10 | 9 | Molnár Erik Lehel (2015)Ferencvárosi Torna Club | 49.35R:0.71 | 04.56 | 110 |