| RK | LN | Name | Time | Gap | FINA | Q? |
|---|---|---|---|---|---|---|
| 1 | 4 | Piros Kristóf (2015)Debreceni Sportc. SI | 01:23.89 | - | 311 | |
| 2 | 5 | Trencsényi Zsombor (2015)Debreceni Sportc. SI | 01:24.37 | 00:00.48 | 306 | |
| 3 | 8 | Molnár-Szalai András Béla (2015)Budapesti Honvéd SE | 01:36.19 | 00:12.30 | 206 | |
| 4 | 6 | Márton Patrik (2015)Miskolci Sportiskola | 01:36.30 | 00:12.41 | 206 | |
50m00:45.81 R:0.57 100m01:36.3000:50.49 -
| ||||||
| 5 | 3 | Dmitrenko Nikita (2015)Bohóchal | 01:36.37 | 00:12.48 | 205 | |
| 6 | 7 | Végh Tamás (2015)Debreceni Sportc. SI | 01:38.44 | 00:14.55 | 192 | |
| 7 | 1 | Szebeni Patrik (2015)Újpesti Torna Egylet | 01:39.78 | 00:15.89 | 185 | |
| 8 | 0 | Czomba Patrik (2016)Debreceni Sportc. SI | 01:40.32 | 00:16.43 | 182 | |
| 9 | 9 | Horváth Bence (2017)Békési Úszó Klub E. | 01:40.99 | 00:17.10 | 178 | |
50m00:48.86 R:0.55 100m01:40.9900:52.13 -
| ||||||
| 10 | 2 | Poprádi Máté Marcell (2015)Gömöri Úszó Klub Se | 01:41.18 | 00:17.29 | 177 | |