| RK | LN | Name | Time | Gap | FINA | Q? |
|---|---|---|---|---|---|---|
| 1 | 4 | Szabó Szebasztián (1996)Győri Úszó Sportegyesület | 00:49.74 | - | 838 | |
50m00:24.66 R:0.59 100m00:49.7400:25.08 +0.42
| ||||||
| 2 | 3 | Márton Richárd (1999)Budapesti Honvéd | 00:50.60 | 00:00.86 | 796 | |
50m00:24.18 R:0.61 100m00:50.6000:26.42 +2.24
| ||||||
| 3 | 5 | Quy Phuoc Hoang (1993)VIETNAM | 00:51.13 | 00:01.39 | 772 | |
50m00:24.66 R:0.66 100m00:51.1300:26.47 +1.81
| ||||||
| 4 | 2 | Nell Olivér (2003)Stamina TKSA | 00:51.19 | 00:01.45 | 769 | |
50m00:24.14 R:0.65 100m00:51.1900:27.05 +2.91
| ||||||
| 5 | 1 | Babik Barna (1999)Vasas Sport Club | 00:51.68 | 00:01.94 | 747 | |
50m00:24.48 R:0.67 100m00:51.6800:27.20 +2.72
| ||||||
| 6 | 6 | Dinh Chuyen Ngo (2001)VIETNAM | 00:51.82 | 00:02.08 | 741 | |
50m00:24.97 R:0.63 100m00:51.8200:26.85 +1.88
| ||||||
| 7 | 7 | Kovács Attila (2004)Egri Úszó Klub | 00:52.09 | 00:02.35 | 730 | |
50m00:25.26 R:0.64 100m00:52.0900:26.83 +1.57
| ||||||
| 8 | 8 | Nagy Dániel (2003)Darnyi Tamás SC | 00:52.54 | 00:02.80 | 711 | |
50m00:25.74 R:0.7 100m00:52.5400:26.80 +1.06
| ||||||
| 9 | 9 | Tompos Zoltán (2003)Kőbánya Sport Club | 00:53.05 | 00:03.31 | 691 | |
50m00:25.43 R:0.71 100m00:53.0500:27.62 +2.19
| ||||||
| 10 | 0 | Csontos Dominik (2000)Bohóchal Egyesület | 00:53.40 | 00:03.66 | 677 | |
50m00:25.21 R:0.65 100m00:53.4000:28.19 +2.98
| ||||||