| RK | LN | Name | Time | Gap | FINA | Q? |
|---|---|---|---|---|---|---|
| 1 | 4 | Szabó Szebasztián (1996)Győri Úszó Sportegy. | 49.92 | - | 827 | |
50m23.77 R:0.61 100m49.9226.15 -
| ||||||
| 2 | 5 | PAUT KARLO NOAH (2000)Republic of Croatia | 51.04 | 01.12 | 773 | |
50m24.05 R:0.71 100m51.0426.99 -
| ||||||
| 3 | 2 | Nell Olivér (2003)Stamina TKSA | 51.06 | 01.14 | 772 | |
50m24.83 R:0.68 100m51.0626.23 -
| ||||||
| 4 | 0 | Krstulovic Vladimir (2005)Győri Úszó Sportegy. | 51.87 | 01.95 | 737 | |
50m24.90 R:0.56 100m51.8726.97 -
| ||||||
| 5 | 7 | Bagi Zoltán (2007)BVSC-Zugló | 52.19 | 02.27 | 723 | |
50m25.16 R:0.66 100m52.1927.03 -
| ||||||
| 6 | 1 | Kakuk Koppány Zéta (2008)Kaposvári SI | 52.31 | 02.39 | 718 | |
50m25.32 R:0.68 100m52.3126.99 -
| ||||||
| 7 | 8 | Hosszú Máté (2006)Győri Úszó Sportegy. | 52.97 | 03.05 | 692 | |
50m25.51 R:0.57 100m52.9727.46 -
| ||||||
| 8 | 9 | Hartmann Máté (2005)Pécsi Sport Nonprof. | 53.15 | 03.23 | 685 | |
50m26.33 R:0.65 100m53.1526.82 -
| ||||||
| - | 6 | Garajszki Máté (2003)BÁCSVÍZ SC | DNS | |||
| - | 3 | Jászó Ádám (2002)Pécsi Sport Nonprof. | DSQ | |||