| RK | LN | Name | Time | Gap | FINA | Q? |
|---|---|---|---|---|---|---|
| 1 | 3 | Bíró Ádám (2013)Darnyi Tamás SC | 00:46.53R:0.65 | - | 132 | |
| 2 | 7 | Tolmácsi-Bodi Mihály (2015)BVSC-Zugló | 00:47.68R:0.72 | 00:01.15 | 122 | |
| 3 | 2 | Ferenczi Sándor (2015)BVSC-Zugló | 00:48.52R:0.75 | 00:01.99 | 116 | |
| 4 | 6 | Aranyi Dániel Zalán (2015)Debreceni Sportc. SI | 00:51.68R:0.99 | 00:05.15 | 96 | |
| 5 | 5 | Gelegonya Levente (2016)Budapesti Honvéd | 00:55.41R:0.75 | 00:08.88 | 78 | |
| - | 4 | Kátai Lajos Bence (2012)Érdi Vízisport Kft | DNS |