| RK | LN | Name | Time | Gap | FINA | Q? |
|---|---|---|---|---|---|---|
| 1 | 4 | Nagyházi Bence (2012)A Jövő SC | 01:03.06 | - | 410 | |
50m 30.17 R:0.74 100m 01:03.06 32.89 - | ||||||
| 2 | 5 | Valkai Örs (2012)Monori Sport Egyes. | 01:03.76 | 00.70 | 396 | |
50m 30.67 R:0.73 100m 01:03.76 33.09 - | ||||||
| 3 | 7 | Kovács-Pimper Gergő (2012)Balaton ÚK Veszprém | 01:04.02 | 00.96 | 392 | |
50m 31.16 R:0.77 100m 01:04.02 32.86 - | ||||||
| 4 | 6 | Hegede Balázs Soma (2012)Iron Swim SE | 01:04.54 | 01.48 | 382 | |
50m 31.21 R:0.64 100m 01:04.54 33.33 - | ||||||
| 5 | 2 | Hajós Dániel (2012)II. Kerületi Sport | 01:05.26 | 02.20 | 370 | |
50m 31.35 R:0.78 100m 01:05.26 33.91 - | ||||||
| 6 | 3 | Fejér Gergő (2012)BVSC-Zugló | 01:05.37 | 02.31 | 368 | |
50m 31.34 R:0.76 100m 01:05.37 34.03 - | ||||||
| 7 | 0 | Jancsa Hetény (2012)Budapesti Honvéd Sportegyesület | 01:07.49 | 04.43 | 334 | |
50m 32.23 R:0.68 100m 01:07.49 35.26 - | ||||||
| 8 | 8 | Augusz Péter (2012)Szegedi Úszó Egylet | 01:07.80 | 04.74 | 330 | |
50m 32.24 R:0.73 100m 01:07.80 35.56 - | ||||||
| 9 | 9 | Jakab Gergő (2012)Soproni Széchy T. SI | 01:07.83 | 04.77 | 329 | |
50m 33.39 R:0.75 100m 01:07.83 34.44 - | ||||||
| - | 1 | Lakatos Máté (2012)Soproni Széchy T. SI | DNS | |||