| RK | LN | Name | Time | Gap | FINA | Q? |
|---|---|---|---|---|---|---|
| 1 | 4 | Kovács Boldizsár (2014)FTC | 44.35R:0.72 | - | 154 | |
| 2 | 5 | Varga Károly György (2014)Darnyi Tamás SC | 47.52R:0.79 | 03.17 | 125 | |
| 3 | 3 | Makai Ármin Zsombor (2014)Kőbánya Sport Club | 49.70R:0.81 | 05.35 | 109 | |
| 4 | 6 | Szabó Barna (2014)Hatvani Úszó Klub SE | 49.95R:0.66 | 05.60 | 108 | |
| 5 | 2 | Ebinger Zsombor (2015)Kőbánya Sport Club | 50.77R:0.72 | 06.42 | 103 | |
| 6 | 1 | Legény Bence (2015)Kőbánya Sport Club | 56.16R:0.68 | 11.81 | 76 | |
| 7 | 8 | Létang-Prónay Martin (2015)Kőbánya Sport Club | 56.46R:0.69 | 12.11 | 74 | |
| 8 | 0 | Takács György Martin (2014)Kőbánya Sport Club | 56.58R:0.65 | 12.23 | 74 | |
| 9 | 7 | Fűtő Zsombor (2014)Kőbánya Sport Club | 57.15R:0.92 | 12.80 | 72 | |
| 10 | 9 | Gyuricza Zsombor (2014)FTC | 01:06.91R:0.61 | 22.56 | 45 |