| RK | LN | Name | Time | Gap | FINA | Q? |
|---|---|---|---|---|---|---|
| 1 | 3 | Kádár Bendegúz (2009)Tatabányai Vizmü SE | 27.42 | - | 443 | |
| 2 | 4 | Tziamas Michalis (2007)Aquademy | 27.67 | 00.25 | 431 | |
| 3 | 5 | Bursill Samuel (2008)Aquademy | 27.89 | 00.47 | 421 | |
| 4 | 6 | Bao Jiayu (2010)Budapesti Honvéd | 27.95 | 00.53 | 418 | |
| 5 | 7 | Orbán Soma (2009)Érdi Vízisport Kft | 28.03 | 00.61 | 415 | |
| 6 | 8 | Maruzs Bence (2009)Budapesti Honvéd | 28.46 | 01.04 | 396 | |
| 7 | 1 | Varga Áron Dániel (2008)Budapesti Honvéd | 28.65 | 01.23 | 388 | |
| 8 | 2 | Karoullas Markos (2009)Aquademy | 28.77 | 01.35 | 383 |