| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Backstroke | 1:26.56 | Neil Lepps 2026 | 2026-03-14 |
| 100m Breaststroke | 1:26.80 | Blue Bears Invitational | 2026-01-16 |
| 100m Freestyle | 1:13.98 | Candy Cane Invitational | 2025-11-28 |
| 200m Freestyle | 3:02.78 | Candy Cane Invitational | 2025-11-28 |
| 50m Backstroke | 41.89 | Blue Bears Invitational | 2026-01-16 |
| 50m Breaststroke | 39.31 | Blue Bears Invitational | 2026-01-16 |
| 50m Butterfly | 40.06 | Candy Cane Invitational | 2025-11-28 |
| 50m Freestyle | 31.15 | Neil Lepps 2026 | 2026-03-14 |
Sun, Mattias's top personal bests include 100m Backstroke (1:26.56), 100m Breaststroke (1:26.80), 100m Freestyle (1:13.98), 200m Freestyle (3:02.78), 50m Backstroke (41.89).
Sun, Mattias swims for Edmonton Keyano Swim Club.
Sun, Mattias has competed in 4 meets.