| RK | LN | Name | Time | Gap | FINA | Q? |
|---|---|---|---|---|---|---|
| 1 | 4 | Bene Zsombor (2004)Vasas Sport Club | 00:28.61R:0.55 | - | 557 | |
| 2 | 6 | Farkas Ákos (2014)Tempo-Aqua Se | 00:44.79R:0.71 | 00:16.18 | 145 | |
| 3 | 7 | Telek Csaba (2015)Gigászok SE | 00:49.62R:0.82 | 00:21.01 | 106 | |
| 4 | 5 | Szklenár Lázár (2016)Hatvani Úszó Klub SE | 00:49.75R:0.68 | 00:21.14 | 106 | |
| 5 | 3 | Szántó Zalán (2014)Tempo-Aqua Se | 00:49.88R:0.77 | 00:21.27 | 105 | |
| 6 | 2 | Szász Bence András (2017)FTC | 00:53.06R:0.74 | 00:24.45 | 87 |