In the past year (2025), Tan Grumser competed in 2 competitions and 11 rounds across 5 events, from Sep 26th to Nov 16th.
Solves/Attempts
He attempted 45 solves and completed 39.
| Event | Solves | Attempts |
| 3x3x3 Cube | 20 | 20 |
| 2x2x2 Cube | 9 | 10 |
| Pyraminx | 8 | 10 |
| 4x4x4 Cube | 2 | 4 |
| 3x3x3 Blindfolded | 0 | 1 |
Personal Bests
He broke his personal best 9 times across 4 events, including 5 singles and 4 averages.
| Event | Times | Single | Average |
| 3x3x3 Cube | 4 | 2 | 2 |
| 2x2x2 Cube | 2 | 1 | 1 |
| Pyraminx | 2 | 1 | 1 |
| 4x4x4 Cube | 1 | 1 | 0 |
Improvements of Single
| Event | ≤2024 | 2025 | Improvement |
| 2x2x2 Cube | 6.07 | 5.35 | 0.72 (13.46%) |
| 3x3x3 Cube | 15.72 | 14.11 | 1.61 (11.41%) |
| Pyraminx | - | 12.20 | - |
| 4x4x4 Cube | - | 3:52.18 | - |
Improvements of Average
| Event | ≤2024 | 2025 | Improvement |
| 3x3x3 Cube | 19.45 | 16.71 | 2.74 (16.40%) |
| 2x2x2 Cube | 8.02 | 7.73 | 0.29 (3.75%) |
| Pyraminx | - | 23.90 | - |
Cubers
He met 432 cubers from 32 countries/regions, 47 of whom competed with him more than once.
| Shared Competitions | Competitors |
| 1 | 385 |
| 2 | 47 |
| All | 432 |
Regions
He competed in 1 country/region.
