| RK | LN | Name | Time | Gap | FINA | Q? |
|---|---|---|---|---|---|---|
| 1 | 5 | Dékány Dominik (2013)Four Diamonds SE | 03:17.50 | - | 185 | |
100m01:40.88 150m02:37.9400:57.06 +3.21
200m03:17.5000:39.56 -17.5
| ||||||
| 2 | 3 | Faragó Vencel Máté (2017)SZUSE | 03:32.84 | 00:15.34 | 148 | |
100m01:44.19 150m02:45.8301:01.64 +6.25
200m03:32.8400:47.01 -14.63
| ||||||
| 3 | 2 | Borsos Sándor (2016)Orosháza UE | 04:35.93 | 01:18.43 | 68 | |
100m02:21.13 150m03:33.7401:12.61 +1.85
200m04:35.9301:02.19 -10.42
| ||||||
| - | 4 | Szrnka Áron (2014)SZUSE | DNS | |||
| - | 6 | Major Csanád (2012)NICS-HSÚVC | DNS | |||