| RK | LN | Name | Time | Gap | FINA | Q? |
|---|---|---|---|---|---|---|
| 1 | 4 | Kopornyik Gergő Dávid (2011)NICS-HSÚVC | 00:33.02R:0.68 | - | 306 | |
| 2 | 5 | Deutsch Dániel László (2013)A Jövő SC | 00:34.80 | 00:01.78 | 262 | |
| 3 | 3 | Mészáros Márton (2011)Békéscsabai EUK | 00:35.19R:0.64 | 00:02.17 | 253 | |
| 4 | 6 | Péter Erik (2012)H2O Team Marosvásárhely | 00:35.81 | 00:02.79 | 240 | |
| 5 | 8 | Tóth Bence (2013)Békéscsabai EUK | 00:38.10 | 00:05.08 | 199 | |
| 6 | 9 | Kőnig Konor Kende (2016)FTC | 00:39.41 | 00:06.39 | 180 | |
| 7 | 2 | Nasui Marian (2010)Cobra Arad | 00:40.39 | 00:07.37 | 167 | |
| 8 | 1 | Ardelean Dragos (2013)Cobra Arad | 00:41.27 | 00:08.25 | 157 | |
| 9 | 0 | Pongor Zsolt (2012)Létavértes | 00:41.36 | 00:08.34 | 156 | |
| 10 | 7 | Moldovan Eric (2012)H2O Team Marosvásárhely | 00:41.79 | 00:08.77 | 151 |