| RK | LN | Name | Time | Gap | FINA | Q? |
|---|---|---|---|---|---|---|
| 1 | 4 | Kós Hubert (2003)BVSC-Zugló | 00:51.48 | - | 886 | |
50m00:23.88 R:0.61 100m00:51.4800:27.60 -
| ||||||
| 2 | 5 | Bagi Zoltán (2007)BVSC-Zugló | 00:53.94 | 00:02.46 | 770 | |
50m00:24.91 R:0.65 100m00:53.9400:29.03 -
| ||||||
| 3 | 3 | Tóth Benedek Viktor (2006)BVSC-Zugló | 00:54.50 | 00:03.02 | 746 | |
50m00:25.60 R:0.67 100m00:54.5000:28.90 -
| ||||||
| 4 | 6 | Kennedy Valér Huba (2005)UNI Győri Úszó Sportegy. | 00:55.01 | 00:03.53 | 726 | |
50m00:25.64 R:0.65 100m00:55.0100:29.37 -
| ||||||
| 5 | 7 | Biben Botond (2009)BVSC-Zugló | 00:55.59 | 00:04.11 | 703 | |
50m00:26.33 R:0.64 100m00:55.5900:29.26 -
| ||||||
| 6 | 2 | Cvetko Luka (2000)Medveščak - Horváthország | 00:57.02 | 00:05.54 | 652 | |
50m00:25.53 R:0.67 100m00:57.0200:31.49 -
| ||||||
| 7 | 1 | Kakuk Koppány Zéta (2008)Kaposvári Sportköz.SI | 00:58.31 | 00:06.83 | 609 | |
50m00:26.52 R:0.68 100m00:58.3100:31.79 -
| ||||||
| 8 | 0 | Mozsárik Levente (2006)BÁCSVÍZ KVSC | 00:59.60 | 00:08.12 | 571 | |
50m00:26.45 R:0.68 100m00:59.6000:33.15 -
| ||||||
| - | 8 | Kós Olivér (2005)BVSC-Zugló | DNS | |||
| - | 9 | Kulcsár Barnabás (2007)UNI Győri Úszó Sportegy. | DNS | |||