| RK | LN | Name | Time | Gap | FINA | Q? |
|---|---|---|---|---|---|---|
| 1 | 3 | Nyilas Kornél (2000)Vasas Sport Club | 00:23.55R:0.59 | - | 699 | |
| 2 | 2 | Dinh Chuyen Ngo (2001)VIETNAM | 00:24.45R:0.63 | 00:00.90 | 625 | |
| 3 | 6 | Eszes János Márk (2006)Újpesti Torna Egylet | 00:24.63R:0.65 | 00:01.08 | 611 | |
| 4 | 4 | Márhoffer Soma (2004)BÁCSVÍZ SC | 00:24.67R:0.69 | 00:01.12 | 608 | |
| 5 | 9 | Mozsárik Levente (2006)BÁCSVÍZ SC | 00:24.69R:0.62 | 00:01.14 | 607 | |
| 6 | 5 | Kantó Marcell (2005)Délzalai Vízmű SE | 00:24.75R:0.7 | 00:01.20 | 603 | |
| 7 | 8 | Szedlák Álmos (2002)Darnyi Tamás SC | 00:24.79R:0.66 | 00:01.24 | 600 | |
| 8 | 1 | Selmeci Levente (2000)Szhalombattai VUK SE | 00:24.86R:0.68 | 00:01.31 | 595 | |
| 9 | 7 | Csontos Dominik (2000)Bohóchal Egyesület | 00:25.33R:0.66 | 00:01.78 | 562 | |
| 10 | 0 | Leimeiszter Ábel (2006)Pápai Úszó SE | 00:25.55R:0.72 | 00:02.00 | 548 |