| RK | LN | Name | Time | Gap | FINA | Q? |
|---|---|---|---|---|---|---|
| 1 | 5 | Jablonszki Soma (2016)BVSC-Zugló | 01:47.38 | - | 110 | |
50m00:50.42 R:0.86 100m01:47.3800:56.96 -
| ||||||
| 2 | 3 | Répássy Ákos (2016)BVSC-Zugló | 01:50.24 | 00:02.86 | 102 | |
50m00:52.11 R:0.81 100m01:50.2400:58.13 -
| ||||||
| 3 | 7 | Kirschner Márton (2017)BVSC-Zugló | 01:51.16 | 00:03.78 | 100 | |
50m00:53.79 R:0.55 100m01:51.1600:57.37 -
| ||||||
| 4 | 2 | Losonczi Vencel (2016)Kecskeméti Sportiskola | 01:52.42 | 00:05.04 | 96 | |
50m00:53.06 R:0.64 100m01:52.4200:59.36 -
| ||||||
| 5 | 4 | Lázár Vencel András (2016)BVSC-Zugló | 01:54.24 | 00:06.86 | 92 | |
50m00:53.39 R:0.76 100m01:54.2401:00.85 -
| ||||||
| 6 | 6 | Hlavács Dominik (2016)BVSC-Zugló | 02:03.78 | 00:16.40 | 72 | |
50m01:01.81 R:0.81 100m02:03.7801:01.97 -
| ||||||