| RK | LN | Name | Time | Gap | FINA | Q? |
|---|---|---|---|---|---|---|
| 1 | 8 | Kaumi Tendo Joel (2005)Stipendium Hungaricum | 00:25.00R:0.7 | - | 585 | |
| 2 | 6 | Bögözi Botond (2010)KASI | 00:30.30R:0.69 | 00:05.30 | 328 | |
| 3 | 0 | Sárközi András (2016)KASI | 00:45.31R:0.56 | 00:20.31 | 98 | |
| 4 | 1 | Fegyver Barnabás (2014)KASI | 00:46.01R:0.67 | 00:21.01 | 93 | |
| 5 | 3 | Pál Marcell (2016)DSI | 00:52.66R:0.91 | 00:27.66 | 62 | |
| 6 | 2 | Szakó Marcell (2016)DSI | 00:53.11 | 00:28.11 | 61 | |
| 7 | 5 | Hetesi Bálint (2017)DSI | 00:54.88 | 00:29.88 | 55 | |
| - | 4 | Tóth Ádám Attila (2013)Kaposvári Adorján | DNS | |||
| - | 7 | Lankó Bence (2016)DSI | DNS |