In the past year (2025), Declan Campbell competed in 10 competitions and 78 rounds across 11 events, from Jan 18th to Dec 21st.
Solves/Attempts
He attempted 346 solves and completed 333.
| Event | Solves | Attempts |
| 3x3x3 Cube | 109 | 110 |
| 2x2x2 Cube | 44 | 45 |
| 4x4x4 Cube | 43 | 45 |
| 3x3x3 One-Handed | 29 | 30 |
| Pyraminx | 25 | 25 |
| Skewb | 24 | 25 |
| Square-1 | 19 | 21 |
| Clock | 15 | 20 |
| 5x5x5 Cube | 13 | 13 |
| Megaminx | 10 | 10 |
| 6x6x6 Cube | 2 | 2 |
Personal Bests
He broke his personal best 34 times across 10 events, including 15 singles and 19 averages.
| Event | Times | Single | Average |
| 3x3x3 Cube | 8 | 2 | 6 |
| Clock | 5 | 2 | 3 |
| 2x2x2 Cube | 4 | 1 | 3 |
| 4x4x4 Cube | 4 | 2 | 2 |
| 5x5x5 Cube | 4 | 3 | 1 |
| Square-1 | 3 | 2 | 1 |
| 3x3x3 One-Handed | 2 | 0 | 2 |
| Skewb | 2 | 1 | 1 |
| 6x6x6 Cube | 1 | 1 | 0 |
| Megaminx | 1 | 1 | 0 |
Improvements of Single
| Event | ≤2024 | 2025 | Improvement |
| Square-1 | 46.12 | 24.40 | 21.72 (89.02%) |
| 5x5x5 Cube | 3:25.90 | 2:10.10 | 1:15.80 (58.26%) |
| Skewb | 10.25 | 7.77 | 2.48 (31.92%) |
| 3x3x3 Cube | 13.24 | 10.22 | 3.02 (29.55%) |
| Clock | 16.68 | 13.04 | 3.64 (27.91%) |
| 4x4x4 Cube | 1:02.58 | 50.54 | 12.04 (23.82%) |
| Megaminx | 2:26.12 | 2:00.05 | 26.07 (21.72%) |
| 2x2x2 Cube | 2.63 | 2.46 | 0.17 (6.91%) |
| 6x6x6 Cube | - | 4:54.80 | - |
Improvements of Average
| Event | ≤2024 | 2025 | Improvement |
| 3x3x3 Cube | 17.91 | 12.53 | 5.38 (42.94%) |
| 3x3x3 One-Handed | 50.16 | 37.35 | 12.81 (34.30%) |
| Clock | 22.80 | 17.32 | 5.48 (31.64%) |
| 2x2x2 Cube | 5.18 | 3.96 | 1.22 (30.81%) |
| 4x4x4 Cube | 1:19.54 | 1:00.94 | 18.60 (30.52%) |
| Skewb | 11.63 | 10.82 | 0.81 (7.49%) |
| 5x5x5 Cube | - | 2:21.93 | - |
| Square-1 | - | 41.95 | - |
Cubers
He met 968 cubers from 31 countries/regions, 279 of whom competed with him more than once.
| Shared Competitions | Competitors |
| 1 | 689 |
| 2 | 152 |
| 3 | 48 |
| 4 | 37 |
| 5 | 19 |
| 6 | 13 |
| 7 | 8 |
| 8 | 2 |
| All | 968 |
Regions
He competed in 1 country/region.
