| RK | LN | Name | Time | Gap | FINA | Q? |
|---|---|---|---|---|---|---|
| 1 | 5 | Balint Erik Krisztofer (2014)Clubul Sportiv H2O Team Tg.Mures | 00:52.72 | - | 119 | |
| 2 | 4 | Izsák Máté (2013)Csíkszeredai VSK | 00:55.33 | 00:02.61 | 103 | |
| 3 | 7 | Szekely Gellert (2014)ISK Marosvásárhely | 00:56.47 | 00:03.75 | 97 | |
| 4 | 6 | Pop Paul (2014)Aquasport Timisoara | 00:56.50 | 00:03.78 | 96 | |
| 5 | 1 | Papp Zétény (2015)Four Diamonds SE | 00:56.75 | 00:04.03 | 95 | |
| 6 | 9 | Torok Albert (2014)Aquasport Timisoara | 00:56.98 | 00:04.26 | 94 | |
| 7 | 8 | Kürtösi Kornél (2017)NICS-HSÚVC | 00:57.95 | 00:05.23 | 89 | |
| 8 | 0 | Szívós Mihály Milán (2014)Algyő | 00:57.99 | 00:05.27 | 89 | |
| 9 | 3 | Fazekas Benett Gábor (2016)KESI | 00:58.96 | 00:06.24 | 85 | |
| 10 | 2 | Boni Tamas (2015)ISK Marosvásárhely | 00:59.67 | 00:06.95 | 82 |