| RK | LN | Name | Time | Gap | FINA | Q? |
|---|---|---|---|---|---|---|
| 1 | 4 | Kós Hubert (2003)BVSC-Zugló | 00:50.55 | - | 936 | |
50m00:23.68 R:0.61 100m00:50.5500:26.87 -
| ||||||
| 2 | 5 | Milák Kristóf (2000)Budapesti Honvéd SE | 00:50.67 | 00:00.12 | 929 | |
50m00:24.15 R:0.67 100m00:50.6700:26.52 -
| ||||||
| 3 | 3 | Márton Richárd (1999)Budapesti Honvéd SE | 00:52.91 | 00:02.36 | 816 | |
50m00:24.43 R:0.6 100m00:52.9100:28.48 -
| ||||||
| 4 | 6 | Bagi Zoltán (2007)BVSC-Zugló | 00:53.37 | 00:02.82 | 795 | |
50m00:24.85 R:0.62 100m00:53.3700:28.52 -
| ||||||
| 5 | 2 | Magda Boldizsár (2005)BVSC-Zugló | 00:53.72 | 00:03.17 | 779 | |
50m00:25.20 R:0.62 100m00:53.7200:28.52 -
| ||||||
| 6 | 7 | Kocsu Anton (2005)UNI Győri Úszó Sportegy. | 00:53.98 | 00:03.43 | 768 | |
50m00:25.10 R:0.65 100m00:53.9800:28.88 -
| ||||||
| 7 | 1 | Török Dominik Márk (2002)BVSC-Zugló | 00:54.35 | 00:03.80 | 753 | |
50m00:25.46 R:0.64 100m00:54.3500:28.89 -
| ||||||
| 8 | 8 | Tóth Benedek Viktor (2006)BVSC-Zugló | 00:54.48 | 00:03.93 | 747 | |
50m00:25.53 R:0.66 100m00:54.4800:28.95 -
| ||||||