| RK | LN | Name | Time | Gap | FINA | Q? |
|---|---|---|---|---|---|---|
| 1 | 8 | Nagy Csongor Benedek (2006)Stamina TKSA | 27.64R:0.7 | - | 523 | |
| 2 | 4 | Dósa András (2013)Érdi Vízisport Kft | 44.37R:0.56 | 16.73 | 126 | |
| 3 | 5 | Süvegh Kende Barnabás (2012)Hullám 91 | 45.28R:0.93 | 17.64 | 118 | |
| 4 | 3 | Deák Kristóf (2014)Ferencvárosi Torna Club | 47.34R:0.69 | 19.70 | 104 | |
| 5 | 2 | Legény Bence (2015)Kőbánya Sport Club | 51.02R:0.56 | 23.38 | 83 | |
| 6 | 7 | Barbély Levente (2015)Debreceni Sportc. SI | 51.03 | 23.39 | 83 | |
| 7 | 6 | Kardos Tibor Kristóf (2015)Ferencvárosi Torna Club | 53.69R:0.69 | 26.05 | 71 | |
| 8 | 9 | Hörich Misa Sámuel (2016)Bohóchal | 53.81 | 26.17 | 70 | |
| 9 | 0 | Urbán Mirkó (2015)Ferencvárosi Torna Club | 54.22R:0.88 | 26.58 | 69 | |
| - | 1 | Bojó Botond (2015)Érdi Vízisport Kft | DSQ |