| RK | LN | Name | Time | Gap | FINA | Q? |
|---|---|---|---|---|---|---|
| 1 | 4 | Milák Kristóf (2000)Budapesti Honvéd SE | 48.38 | - | 908 | |
50m23.00 R:0.63 100m48.3825.38 -
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| 2 | 5 | Németh Nándor (1999)BVSC-Zugló | 48.54 | 00.16 | 899 | |
50m23.37 R:0.62 100m48.5425.17 -
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| 3 | 3 | Szabados Bence (2001)BVSC-Zugló | 49.13 | 00.75 | 867 | |
50m23.19 R:0.64 100m49.1325.94 -
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| 4 | 6 | Szabó Szebasztián (1996)UNI Győri Úszó Sportegy. | 49.24 | 00.86 | 861 | |
50m23.23 R:0.68 100m49.2426.01 -
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| 5 | 2 | Jászó Ádám (2002)Pécsi Sportiskola | 49.68 | 01.30 | 839 | |
50m24.27 R:0.78 100m49.6825.41 -
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| 6 | 7 | Magda Boldizsár (2005)BVSC-Zugló | 49.76 | 01.38 | 835 | |
50m23.87 R:0.66 100m49.7625.89 -
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| 7 | 8 | Mészáros Dániel (2003)BVSC-Zugló | 49.84 | 01.46 | 831 | |
50m23.64 R:0.7 100m49.8426.20 -
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| 8 | 1 | Nell Olivér (2003)Stamina TKSA | 50.11 | 01.73 | 817 | |
50m23.97 R:0.67 100m50.1126.14 -
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