| RK | LN | Name | Time | Gap | FINA | Q? |
|---|---|---|---|---|---|---|
| 1 | 5 | Ungur Andrei (1998)Club Sportiv Seini | 53.83 | - | 723 | |
| 2 | 4 | Telegdy Ádám (1995)Kőbánya Sport Club | 53.98 | 00.15 | 717 | |
50m26.50 R:0.69 100m53.9827.48 -
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| 3 | 6 | Márton Richárd (1999)Budapesti Honvéd SE | 54.99 | 01.16 | 678 | |
50m26.42 R:0.68 100m54.9928.57 -
| ||||||
| 4 | 3 | Zombori Gábor (2002)Újpesti Torna Egylet | 55.23 | 01.40 | 670 | |
50m26.99 R:0.71 100m55.2328.24 -
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| 5 | 2 | Tóth Benedek Viktor (2006)Kőbánya Sport Club | 55.39 | 01.56 | 664 | |
| 6 | 7 | Kovács Botond (2007)BVSC-Zugló | 56.27 | 02.44 | 633 | |
50m27.64 R:0.61 100m56.2728.63 -
| ||||||
| 7 | 8 | Duca Stefan-Mircea (2006)BVSC-Zugló | 57.01 | 03.18 | 609 | |
| 8 | 1 | Dominiák Ferenc (2004)BVSC-Zugló | 57.20 | 03.37 | 603 | |
50m27.52 R:0.75 100m57.2029.68 -
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