| RK | LN | Name | Time | Gap | FINA | Q? |
|---|---|---|---|---|---|---|
| 1 | 4 | Pap Marcell Ferenc (2012)Iron Swim SE | 01:43.85 | - | 124 | |
50m51.48 R:0.86 100m01:43.8552.37 +0.89
| ||||||
| 2 | 6 | Vincze István (2014)KÚKSE | 01:44.61 | 00.76 | 121 | |
50m51.07 R:0.61 100m01:44.6153.54 +2.47
| ||||||
| 3 | 2 | Csabai Viktor (2013)A Jövő SC | 01:45.95 | 02.10 | 117 | |
50m53.21 R:0.9 100m01:45.9552.74 -0.47
| ||||||
| 4 | 5 | Várdai Béla (2014)Four Diamonds SE | 01:48.98 | 05.13 | 107 | |
50m52.51 R:0.69 100m01:48.9856.47 +3.96
| ||||||
| 5 | 7 | Létang-Prónay Martin (2015)Kőbánya Sport Club | 01:49.76 | 05.91 | 105 | |
50m53.88 R:0.71 100m01:49.7655.88 +2
| ||||||
| 6 | 1 | Legény Bence (2015)Kőbánya Sport Club | 01:50.38 | 06.53 | 103 | |
50m53.73 R:0.82 100m01:50.3856.65 +2.92
| ||||||
| 7 | 8 | Máthé Csongor (2014)Kőbánya Sport Club | 01:51.10 | 07.25 | 101 | |
50m53.32 100m01:51.1057.78 +4.46
| ||||||
| - | 3 | Babarczi Alfréd (2014)Bohóchal Egyesület | DNS | |||