| B Final | ||||||
| Lane | Comp.No. | Name | AaD | Cat | Club | Time |
| 1 | 1 | Zach Washington-Young | 34 | S6 | GBR - MANN | 5:42.81 |
| 2 | 2 | Alfie Penfold | 21 | S13 | GBR - CRWS | 4:52.10 |
| 3 | 3 | Luke Batty | 19 | S9 | GBR - BTMN | 4:49.36 |
| 4 | 4 | Oliver Carter | 24 | S10 | GBR - | 4:25.80 |
| 5 | 5 | Kieran Williams | 20 | S10 | GBR - NEQW | 4:29.00 |
| 6 | 6 | Matthew Redfern | 26 | S13 | GBR - WORM | 4:50.19 |
| 7 | 7 | Wang Kei Chow | 40 | S10 | HONG KONG | 5:28.72 |