| RK | LN | Name | Time | Gap | FINA | Q? |
|---|---|---|---|---|---|---|
| 1 | 7 | Indreiu Radu (2013)Aquasport Timisoara | 00:44.35R:0.57 | - | 149 | |
| 2 | 8 | Dilingai Nimród (2013)Budapesti Honvéd SE | 00:47.60R:0.72 | 00:03.25 | 121 | |
| 3 | 3 | Zsadányi Zsombor (2015)Algyő | 00:48.00R:0.61 | 00:03.65 | 118 | |
| 4 | 6 | Boni Tamas (2015)ISK Marosvásárhely | 00:48.96 | 00:04.61 | 111 | |
| 5 | 1 | Ferenczi Soma (2016)Szegedi Úszó Egylet | 00:49.19R:0.68 | 00:04.84 | 109 | |
| 6 | 5 | Magyar Zsombor (2016)Debreceni Aquasport | 00:49.27R:0.76 | 00:04.92 | 109 | |
| 7 | 9 | Marta Eric (2014)Aquasport Timisoara | 00:51.61R:0.6 | 00:07.26 | 95 | |
| 8 | 4 | Jani Botond (2016)Makói Úszó Klub | 00:51.63R:0.68 | 00:07.28 | 94 | |
| 9 | 0 | Tamás Bence (2016)Debreceni Aquasport | 00:51.92R:0.61 | 00:07.57 | 93 | |
| 10 | 2 | Alexuc Robert Andrei (2015)Cs Delfin Timişoara | 01:02.91R:0.82 | 00:18.56 | 52 |