| RK | LN | Name | Time | Gap | FINA | Q? |
|---|---|---|---|---|---|---|
| 1 | 4 | Bohus Richárd (1993)BVSC-Zugló | 22.68 | - | 710 | |
| 2 | 6 | Nyilas Kornél (2000)Vasas Sport Club | 23.09 | 00.41 | 673 | |
| 3 | 1 | Hoàng Quý Phước (1993)Vietnam | 23.15 | 00.47 | 668 | |
| 4 | 3 | Magda Boldizsár (2005)Parafa Úszó Klub | 23.16 | 00.48 | 667 | |
| 5 | 5 | Babik Barna (1999)Vasas Sport Club | 23.45 | 00.77 | 642 | |
| 6 | 7 | Bóna Benedek (2004)BVSC-Zugló | 23.67 | 00.99 | 625 | |
| 7 | 2 | Marosi Bálint (2005)Szhalombattai VUK SE | 23.83 | 01.15 | 612 | |
| 8 | 8 | Varga Máté (2004)Lőrinc Swim Team | 24.36 | 01.68 | 573 |