| RK | LN | Name | Time | Gap | FINA | Q? |
|---|---|---|---|---|---|---|
| 1 | 4 | Milák Kristóf (2000)Budapesti Honvéd | 00:48.40 | - | 907 | |
50m00:23.18 R:0.7 100m00:48.4000:25.22 -
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| 2 | 5 | Németh Nándor (1999)BVSC-Zugló | 00:48.75 | 00:00.35 | 888 | |
50m00:23.49 R:0.64 100m00:48.7500:25.26 -
| ||||||
| 3 | 3 | Mészáros Dániel (2003)BVSC-Zugló | 00:49.18 | 00:00.78 | 865 | |
50m00:23.47 R:0.67 100m00:49.1800:25.71 -
| ||||||
| 4 | 6 | Szabó Szebasztián (1996)Győri Úszó Sportegy. | 00:49.36 | 00:00.96 | 855 | |
50m00:23.63 R:0.65 100m00:49.3600:25.73 -
| ||||||
| 5 | 7 | Magda Boldizsár (2005)BVSC-Zugló | 00:49.68 | 00:01.28 | 839 | |
50m00:24.04 R:0.61 100m00:49.6800:25.64 -
| ||||||
| 6 | 2 | Márton Richárd (1999)Budapesti Honvéd | 00:50.04 | 00:01.64 | 821 | |
50m00:23.97 R:0.6 100m00:50.0400:26.07 -
| ||||||
| 7 | 8 | Bóna Benedek (2004)BVSC-Zugló | 00:50.17 | 00:01.77 | 814 | |
50m00:24.36 R:0.72 100m00:50.1700:25.81 -
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| 8 | 1 | Andor Benedek (2004)Győri Úszó Sportegy. | 00:50.76 | 00:02.36 | 786 | |
50m00:23.86 R:0.6 100m00:50.7600:26.90 -
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