In the past year (2023), Koen Roos competed in 6 competitions and 32 rounds across 9 events, from Mar 11th to Nov 26th.
Solves/Attempts
He attempted 156 solves and completed 154.
| Event | Solves | Attempts |
| 3x3x3 Cube | 59 | 60 |
| 2x2x2 Cube | 25 | 25 |
| Square-1 | 25 | 25 |
| 3x3x3 One-Handed | 15 | 15 |
| 4x4x4 Cube | 10 | 10 |
| 5x5x5 Cube | 10 | 10 |
| Pyraminx | 5 | 5 |
| Skewb | 5 | 5 |
| 3x3x3 Fewest Moves | 0 | 1 |
Personal Bests
He broke his personal best 26 times across 7 events, including 11 singles and 15 averages.
| Event | Times | Single | Average |
| 3x3x3 Cube | 7 | 2 | 5 |
| Square-1 | 5 | 2 | 3 |
| 2x2x2 Cube | 4 | 2 | 2 |
| 3x3x3 One-Handed | 4 | 2 | 2 |
| 4x4x4 Cube | 2 | 1 | 1 |
| 5x5x5 Cube | 2 | 1 | 1 |
| Pyraminx | 2 | 1 | 1 |
Improvements of Single
| Event | ≤2022 | 2023 | Improvement |
| Square-1 | 10.91 | 5.60 | 5.31 (94.82%) |
| 3x3x3 One-Handed | 31.77 | 18.46 | 13.31 (72.10%) |
| 2x2x2 Cube | 2.30 | 1.37 | 0.93 (67.88%) |
| Pyraminx | 8.12 | 5.28 | 2.84 (53.79%) |
| 5x5x5 Cube | 1:41.51 | 1:25.39 | 16.12 (18.88%) |
| 3x3x3 Cube | 9.07 | 8.05 | 1.02 (12.67%) |
| 4x4x4 Cube | 45.96 | 44.35 | 1.61 (3.63%) |
Improvements of Average
| Event | ≤2022 | 2023 | Improvement |
| 3x3x3 One-Handed | 36.82 | 22.90 | 13.92 (60.79%) |
| 5x5x5 Cube | 2:14.60 | 1:34.74 | 39.86 (42.07%) |
| Square-1 | 16.41 | 11.63 | 4.78 (41.10%) |
| Pyraminx | 10.48 | 7.99 | 2.49 (31.16%) |
| 3x3x3 Cube | 11.57 | 9.17 | 2.40 (26.17%) |
| 2x2x2 Cube | 3.83 | 3.39 | 0.44 (12.98%) |
| 4x4x4 Cube | 50.94 | 48.03 | 2.91 (6.06%) |
Cubers
He met 607 cubers from 32 countries/regions, 301 of whom competed with him more than once.
| Shared Competitions | Competitors |
| 1 | 306 |
| 2 | 135 |
| 3 | 76 |
| 4 | 56 |
| 5 | 24 |
| 6 | 10 |
| All | 607 |
Regions
He competed in 1 country/region.
