In the past year (2025), Sebastian Kowalewski competed in 14 competitions and 127 rounds across 14 events, from Jan 18th to Dec 29th.
Solves/Attempts
He attempted 570 solves and completed 533.
| Event | Solves | Attempts |
| 3x3x3 Cube | 110 | 110 |
| 2x2x2 Cube | 59 | 60 |
| Clock | 59 | 75 |
| Pyraminx | 57 | 57 |
| 4x4x4 Cube | 49 | 50 |
| Square-1 | 47 | 47 |
| Megaminx | 44 | 44 |
| Skewb | 39 | 39 |
| 5x5x5 Cube | 25 | 25 |
| 3x3x3 One-Handed | 22 | 22 |
| 6x6x6 Cube | 10 | 10 |
| 7x7x7 Cube | 8 | 8 |
| 3x3x3 Fewest Moves | 3 | 6 |
| 3x3x3 Blindfolded | 1 | 17 |
Personal Bests
He broke his personal best 38 times across 14 events, including 17 singles and 21 averages.
| Event | Times | Single | Average |
| 4x4x4 Cube | 5 | 3 | 2 |
| 5x5x5 Cube | 5 | 3 | 2 |
| 7x7x7 Cube | 4 | 2 | 2 |
| 3x3x3 One-Handed | 4 | 1 | 3 |
| 6x6x6 Cube | 3 | 1 | 2 |
| Megaminx | 3 | 1 | 2 |
| 3x3x3 Cube | 2 | 1 | 1 |
| 2x2x2 Cube | 2 | 1 | 1 |
| 3x3x3 Fewest Moves | 2 | 1 | 1 |
| Pyraminx | 2 | 0 | 2 |
| Skewb | 2 | 1 | 1 |
| Square-1 | 2 | 0 | 2 |
| 3x3x3 Blindfolded | 1 | 1 | 0 |
| Clock | 1 | 1 | 0 |
Improvements of Single
| Event | ≤2024 | 2025 | Improvement |
| 2x2x2 Cube | 2.43 | 1.25 | 1.18 (94.40%) |
| 7x7x7 Cube | 4:50.37 | 3:51.34 | 59.03 (25.52%) |
| Megaminx | 1:24.42 | 1:08.57 | 15.85 (23.12%) |
| Skewb | 5.58 | 5.00 | 0.58 (11.60%) |
| 4x4x4 Cube | 38.44 | 35.69 | 2.75 (7.71%) |
| 5x5x5 Cube | 1:23.59 | 1:18.53 | 5.06 (6.44%) |
| Clock | 6.72 | 6.32 | 0.40 (6.33%) |
| 3x3x3 Cube | 9.74 | 9.24 | 0.50 (5.41%) |
| 3x3x3 One-Handed | 18.12 | 17.26 | 0.86 (4.98%) |
| 6x6x6 Cube | 2:29.53 | 2:28.19 | 1.34 (0.90%) |
| 3x3x3 Fewest Moves | - | 40 | - |
| 3x3x3 Blindfolded | - | 3:45.89 | - |
Improvements of Average
| Event | ≤2024 | 2025 | Improvement |
| 7x7x7 Cube | 5:02.81 | 3:57.33 | 1:05.48 (27.59%) |
| Megaminx | 1:32.40 | 1:13.18 | 19.22 (26.26%) |
| Skewb | 10.11 | 8.27 | 1.84 (22.25%) |
| Pyraminx | 8.67 | 7.52 | 1.15 (15.29%) |
| 3x3x3 One-Handed | 26.53 | 24.35 | 2.18 (8.95%) |
| 5x5x5 Cube | 1:30.80 | 1:25.38 | 5.42 (6.35%) |
| 4x4x4 Cube | 43.76 | 42.02 | 1.74 (4.14%) |
| 6x6x6 Cube | 2:45.42 | 2:39.53 | 5.89 (3.69%) |
| 3x3x3 Cube | 11.98 | 11.64 | 0.34 (2.92%) |
| Square-1 | 22.25 | 21.77 | 0.48 (2.20%) |
| 2x2x2 Cube | 4.13 | 4.09 | 0.04 (0.98%) |
| 3x3x3 Fewest Moves | - | 42.67 | - |
Cubers
He met 764 cubers from 30 countries/regions, 314 of whom competed with him more than once.
| Shared Competitions | Competitors |
| 1 | 450 |
| 2 | 138 |
| 3 | 64 |
| 4 | 35 |
| 5 | 23 |
| 6 | 16 |
| 7 | 17 |
| 8 | 11 |
| 9 | 6 |
| 10 | 2 |
| 12 | 1 |
| 13 | 1 |
| All | 764 |
Regions
He competed in 2 countries/regions.
| Region | Times |
| Poland | 13 |
| Slovakia | 1 |
