| RK | LN | Name | Time | Gap | FINA | Q? |
|---|---|---|---|---|---|---|
| 1 | 4 | Milák Kristóf (2000)Budapesti Honvéd SE | 00:50.99 | - | 912 | |
50m00:23.72 R:0.7 100m00:50.9900:27.27 -
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| 2 | 5 | Simon Bucher (2000)Österreichischer Swhwimmverband (AUT) | 00:52.53 | 00:01.54 | 834 | |
50m00:24.57 R:0.62 100m00:52.5300:27.96 -
| ||||||
| 3 | 3 | Márton Richárd (1999)Budapesti Honvéd SE | 00:52.66 | 00:01.67 | 828 | |
50m00:24.13 R:0.61 100m00:52.6600:28.53 -
| ||||||
| 4 | 6 | Kochu Anton (2005)UNI Győri Úszó Sportegy. | 00:53.43 | 00:02.44 | 792 | |
50m00:25.25 R:0.65 100m00:53.4300:28.18 -
| ||||||
| 5 | 2 | Holló Balázs (1999)BVSC-Zugló | 00:53.95 | 00:02.96 | 770 | |
50m00:25.39 R:0.63 100m00:53.9500:28.56 -
| ||||||
| 6 | 1 | Antal Dávid (2008)Bátori Sárkány ÚE | 00:54.18 | 00:03.19 | 760 | |
50m00:25.71 R:0.65 100m00:54.1800:28.47 -
| ||||||
| 7 | 7 | Mizsei Márk (2003)Kőbánya Sport Club | 00:54.23 | 00:03.24 | 758 | |
50m00:25.47 R:0.61 100m00:54.2300:28.76 -
| ||||||
| 8 | 8 | Török Dominik Márk (2002)BVSC-Zugló | 00:54.55 | 00:03.56 | 744 | |
50m00:25.67 R:0.64 100m00:54.5500:28.88 -
| ||||||