In the past year (2025), Sergei Malchenko competed in 2 competitions and 10 rounds across 7 events, from Jun 28th to Oct 19th.
Solves/Attempts
He attempted 28 solves and completed 28.
| Event | Solves | Attempts |
| 3x3x3 Cube | 10 | 10 |
| 2x2x2 Cube | 5 | 5 |
| 4x4x4 Cube | 4 | 4 |
| 5x5x5 Cube | 4 | 4 |
| 3x3x3 One-Handed | 2 | 2 |
| Megaminx | 2 | 2 |
| 6x6x6 Cube | 1 | 1 |
Personal Bests
He broke his personal best 12 times across 7 events, including 9 singles and 3 averages.
| Event | Times | Single | Average |
| 3x3x3 Cube | 4 | 2 | 2 |
| 2x2x2 Cube | 2 | 1 | 1 |
| 5x5x5 Cube | 2 | 2 | 0 |
| 4x4x4 Cube | 1 | 1 | 0 |
| 6x6x6 Cube | 1 | 1 | 0 |
| 3x3x3 One-Handed | 1 | 1 | 0 |
| Megaminx | 1 | 1 | 0 |
Improvements of Single
| Event | ≤2024 | 2025 | Improvement |
| 3x3x3 Cube | - | 19.00 | - |
| 2x2x2 Cube | - | 7.11 | - |
| 5x5x5 Cube | - | 3:06.45 | - |
| 4x4x4 Cube | - | 1:25.42 | - |
| 6x6x6 Cube | - | 7:02.80 | - |
| 3x3x3 One-Handed | - | 58.94 | - |
| Megaminx | - | 3:23.01 | - |
Improvements of Average
| Event | ≤2024 | 2025 | Improvement |
| 3x3x3 Cube | - | 24.30 | - |
| 2x2x2 Cube | - | 9.52 | - |
Cubers
He met 102 cubers from 12 countries/regions, 22 of whom competed with him more than once.
| Shared Competitions | Competitors |
| 1 | 80 |
| 2 | 22 |
| All | 102 |
Regions
He competed in 1 country/region.
