| RK | LN | Name | Time | Gap | FINA | Q? |
|---|---|---|---|---|---|---|
| 1 | 5 | Duca Stefan-Mircea (2006)BVSC-Zugló | 00:51.87 | - | 737 | |
50m00:25.50 R:0.71 100m00:51.8700:26.37 -
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| 2 | 3 | Musa Márk (2007)Hód Úszó SE | 00:52.46 | 00:00.59 | 712 | |
50m00:25.24 R:0.67 100m00:52.4600:27.22 -
| ||||||
| 3 | 4 | Takács Dominik Robertó (2007)UNI Győri Úszó Sportegy. | 00:52.75 | 00:00.88 | 701 | |
50m00:25.18 R:0.6 100m00:52.7500:27.57 -
| ||||||
| 4 | 1 | Kulcsár Barnabás (2007)UNI Győri Úszó Sportegy. | 00:52.82 | 00:00.95 | 698 | |
50m00:25.67 R:0.65 100m00:52.8200:27.15 -
| ||||||
| 5 | 6 | Grandpierre Krisztián (2007)Ferencvárosi Torna Club | 00:52.84 | 00:00.97 | 697 | |
50m00:25.92 R:0.62 100m00:52.8400:26.92 -
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| 6 | 2 | Doszpoly Zsombor (2008)Miskolci Sportiskola | 00:52.85 | 00:00.98 | 697 | |
50m00:25.21 R:0.76 100m00:52.8500:27.64 -
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| 7 | 7 | Takács Botond (2008)Ferencvárosi Torna Club | 00:53.13 | 00:01.26 | 686 | |
50m00:25.48 R:0.64 100m00:53.1300:27.65 -
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| 8 | 8 | Benigni Márk (2006)Újpesti Torna Egylet | 00:53.73 | 00:01.86 | 663 | |
50m00:25.65 R:0.71 100m00:53.7300:28.08 -
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