| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Backstroke | 1:45.43 | LAC - Nothers Fall Invitational | 2025-11-21 |
| 100m Breaststroke | 1:46.62 | Western Region Short Course Championships | 2026-02-12 |
| 100m Butterfly | 2:04.08 | LAC - Holiday Time Trial | 2025-12-13 |
| 100m Freestyle | 1:26.26 | LAC - Holiday Time Trial | 2025-12-13 |
| 100m IM | 1:43.97 | LAC - Fall Start Up | 2025-10-19 |
| 200m Backstroke | 3:42.93 | LAC – November Fall Time Trial | 2025-11-01 |
| 200m Breaststroke | 4:04.19 | LAC – November Fall Time Trial | 2025-11-01 |
| 200m Freestyle | 3:16.01 | LAC - Nothers Fall Invitational | 2025-11-21 |
| 200m IM | 3:42.99 | LAC – November Fall Time Trial | 2025-11-01 |
| 50m Backstroke | 46.06 | Western Region Short Course Championships | 2026-02-12 |
| 50m Breaststroke | 48.87 | Western Region Short Course Championships | 2026-02-12 |
| 50m Butterfly | 50.14 | LAC - Fall Start Up | 2025-10-19 |
| 50m Freestyle | 36.82 | Western Region Short Course Championships | 2026-02-12 |
Choi, Brandon's top personal bests include 100m Backstroke (1:45.43), 100m Breaststroke (1:46.62), 100m Butterfly (2:04.08), 100m Freestyle (1:26.26), 100m IM (1:43.97).
Choi, Brandon swims for London Aquatic Club.
Choi, Brandon has competed in 6 meets.