| RK | LN | Name | Time | Gap | FINA | Q? |
|---|---|---|---|---|---|---|
| 1 | 7 | Binecz Döme (2016)Szegedi Úszó Egylet | 00:37.47 | - | 173 | |
| 2 | 1 | Debreczeni Ádám (2011)Hód Úszó SE | 00:38.96 | 00:01.49 | 154 | |
| 3 | 6 | Drinovan Tudor (2013)Murry San Arad | 00:39.57 | 00:02.10 | 147 | |
| 4 | 5 | Stanciu Luca (2016)Gloria Arad | 00:39.79 | 00:02.32 | 145 | |
| 5 | 0 | Zsidai Dániel (2016)FTC | 00:40.77 | 00:03.30 | 134 | |
| 6 | 9 | Csizmadia Ambrus Zoltán (2014)Tiszakécskei Vízis | 00:40.79 | 00:03.32 | 134 | |
| 7 | 8 | Legény Bence (2015)Kőbánya Sport Club | 00:41.30 | 00:03.83 | 129 | |
| 8 | 2 | Nagy Bence Mátyás (2013)Békéscsabai EUK | 00:41.37 | 00:03.90 | 129 | |
| 9 | 4 | Lesu Marc (2014)Murry San Arad | 00:41.41R:0.84 | 00:03.94 | 128 | |
| 10 | 3 | Iftime Matei (2016)Gloria Arad | 00:43.56 | 00:06.09 | 110 |