| RK | LN | Name | Time | Gap | FINA | Q? |
|---|---|---|---|---|---|---|
| 1 | 5 | Takács Dominik Robertó (2007)UNI Győri Úszó Sportegy. | 00:52.47 | - | 691 | |
50m00:25.27 R:0.67 100m00:52.4700:27.20 -
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| 2 | 4 | Kaiser Dominik (2007)Budapesti Honvéd SE | 00:52.67 | 00:00.20 | 683 | |
50m00:25.37 R:0.65 100m00:52.6700:27.30 -
| ||||||
| 3 | 6 | Oláh Ádám (2010)NICS-HSÚVC | 00:53.10 | 00:00.63 | 667 | |
50m00:25.50 R:0.71 100m00:53.1000:27.60 -
| ||||||
| 4 | 3 | Szappanos Kristóf (2007)Budaörsi Sport Club | 00:53.59 | 00:01.12 | 649 | |
50m00:25.72 R:0.76 100m00:53.5900:27.87 -
| ||||||
| 5 | 7 | Szeitz Benedek (2008)Budaörsi Sport Club | 00:53.91 | 00:01.44 | 637 | |
50m00:26.05 R:0.62 100m00:53.9100:27.86 -
| ||||||
| 6 | 8 | Mizsey Péter Pál (2007)Ferencvárosi Torna Club | 00:54.02 | 00:01.55 | 633 | |
50m00:26.18 R:0.71 100m00:54.0200:27.84 -
| ||||||
| 7 | 2 | Fülöp Máté Gábor (2008)KKH ÚGYE | 00:54.13 | 00:01.66 | 629 | |
50m00:26.12 R:0.59 100m00:54.1300:28.01 -
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| 8 | 1 | Vince Marcell (2007)Kaposvári Sportköz.SI | 00:54.35 | 00:01.88 | 622 | |
50m00:25.71 R:0.62 100m00:54.3500:28.64 -
| ||||||