| RK | LN | Name | Time | Gap | FINA | Q? |
|---|---|---|---|---|---|---|
| 1 | 4 | Kéri Dávid (2011)Békéscsabai EUK | 00:39.85R:0.67 | - | 206 | |
| 2 | 5 | Ungureanu Flavius (2015)Aquasport Temesvár | 00:43.98R:0.85 | 00:04.13 | 153 | |
| 3 | 1 | Sipos Zétény (2012)Békéscsabai EUK | 00:45.09R:0.61 | 00:05.24 | 142 | |
| 4 | 2 | Legény Bence (2015)Kőbánya Sport Club | 00:45.49R:0.7 | 00:05.64 | 138 | |
| 5 | 3 | Nagy Bence Mátyás (2013)Békéscsabai EUK | 00:46.54R:0.7 | 00:06.69 | 129 | |
| 6 | 6 | Maginyecz Attila (2012)Tiszakécskei Vízis | 00:47.03R:0.77 | 00:07.18 | 125 | |
| 7 | 7 | Csizmadia Ambrus Zoltán (2014)Tiszakécskei Vízis | 00:47.56R:0.8 | 00:07.71 | 121 | |
| 8 | 8 | Stanciu Luca (2016)Gloria Arad | 00:48.77R:0.67 | 00:08.92 | 112 | |
| 9 | 0 | Büki Norbert János (2016)FTC | 00:50.71R:0.7 | 00:10.86 | 100 | |
| 10 | 9 | Istella Ákos (2016)KUVE | 00:51.57R:0.58 | 00:11.72 | 95 |