| RK | LN | Name | Time | Gap | FINA | Q? |
|---|---|---|---|---|---|---|
| 1 | 5 | Takács Nimród (2007)A Jövő SC | 26.01 | - | 519 | |
| 2 | 6 | Ibrahim Yousif (1998)MÚSZ WA | 26.20 | 00.19 | 508 | |
| 3 | 3 | Balogh Bence Zsolt (2009)Monori Sport Egyes. | 26.50 | 00.49 | 491 | |
| 4 | 1 | Chenhao Yao (2008)Ybl Waterpolo Club | 26.74 | 00.73 | 478 | |
| 5 | 7 | Mátékovits Áron Máté (2008)Monori Sport Egyes. | 26.87 | 00.86 | 471 | |
| 6 | 8 | Stump Ede (2009)Csepeli Öttusa Vizis | 27.36 | 01.35 | 446 | |
| 7 | 2 | Bao Jiayu (2010)Budapesti Honvéd SE | 27.38 | 01.37 | 445 | |
| 8 | 0 | Szabó Arnold (2011)Gigászok SE | 27.80 | 01.79 | 425 | |
| 9 | 9 | Fodor Regő Bán (2009)Budaörsi Sport Club | 28.07 | 02.06 | 413 | |
| - | 4 | Fazekas Gábor (2006)Budaörsi Sport Club | DNS |