Head to head
Cham J. Chambers vs János Bereczki
Two careers, 48 shared rounds, one running count. Everything below comes from the official results the two of them posted in the same rounds of the same competitions.
Cham J. Chambers (United Kingdom) and János Bereczki (Romania) have met in 48 rounds across 4 competitions since 2019. Counting every round where both finished with a result, János Bereczki leads Cham J. Chambers: 39 finishes in front to 9.
On personal bests the split is just as plain: across 14 shared events, Cham J. Chambers holds the faster single in 9, János Bereczki in 5.
Personal bests, side by side
faster single in bold| Event | Cham J. Chambers single | average | János Bereczki single | average |
|---|---|---|---|---|
| 3×3 | 4.74 | 7.26 | 5.43 | 6.78 |
| 2×2 | 0.84 | 1.76 | 1.32 | 2.63 |
| 4×4 | 23.17 | 26.70 | 20.56 | 25.07 |
| 5×5 | 40.73 | 46.41 | 39.55 | 42.65 |
| 6×6 | 1:14.99 | 1:22.07 | 1:10.76 | 1:15.83 |
| 7×7 | 1:54.47 | 2:01.34 | 1:42.51 | 1:55.84 |
| 3×3 blindfolded | 25.90 | 39.83 | 2:41.13 | — |
| 3×3 Fewest Moves | 21 moves | 28.33 | 29 moves | 42.33 |
| 3×3 one-handed | 10.24 | 12.17 | 8.57 | 11.40 |
| Clock | 2.65 | 3.31 | 10.95 | 11.85 |
| Megaminx | 33.85 | 40.59 | 43.02 | 49.12 |
| Pyraminx | 1.57 | 2.88 | 3.63 | 5.84 |
| Skewb | 1.71 | 3.41 | 2.57 | 6.43 |
| Square-1 | 7.40 | 10.81 | 10.80 | 14.26 |
Year by year
every meeting, 48 rounds in allRecent meetings
newest first · averages where the round ranked on one, singles otherwise| Year | Competition | Event | Round | Cham J. Chambers | János Bereczki | ahead |
|---|---|---|---|---|---|---|
| 2026 | Rubik's WCA European Championship 2026 | 3×3 | First round | 7.83 | 7.48 | János Bereczki |
| 2026 | Rubik's WCA European Championship 2026 | 3×3 | Second round | 8.26 | 7.49 | János Bereczki |
| 2026 | Rubik's WCA European Championship 2026 | 3×3 | Semi Final | 7.81 | 8.32 | Cham J. Chambers |
| 2026 | Rubik's WCA European Championship 2026 | 4×4 | First round | 29.33 | 25.90 | János Bereczki |
| 2026 | Rubik's WCA European Championship 2026 | 4×4 | Second round | 27.24 | 27.68 | Cham J. Chambers |
| 2026 | Rubik's WCA European Championship 2026 | 5×5 | Second round | 52.17 | 47.13 | János Bereczki |
| 2026 | Rubik's WCA European Championship 2026 | 5×5 | First round | 53.22 | 45.29 | János Bereczki |
| 2026 | Rubik's WCA European Championship 2026 | 6×6 | First round | 1:24.94 | 1:18.09 | János Bereczki |
| 2026 | Rubik's WCA European Championship 2026 | 6×6 | Final | 1:27.78 | 1:27.68 | János Bereczki |
| 2026 | Rubik's WCA European Championship 2026 | 7×7 | First round | 2:16.88 | 2:00.83 | János Bereczki |
| 2024 | Rubik's WCA European Championship 2024 | 3×3 | First round | 7.54 | 8.42 | Cham J. Chambers |
| 2024 | Rubik's WCA European Championship 2024 | 3×3 | Second round | 10.34 | 7.40 | János Bereczki |
| 2024 | Rubik's WCA European Championship 2024 | 3×3 one-handed | First round | 15.24 | 14.43 | János Bereczki |
| 2024 | Rubik's WCA European Championship 2024 | 3×3 one-handed | Second round | 17.53 | 14.44 | János Bereczki |
Full careers: Cham J. Chambers · János Bereczki. A meeting is a round of one event at one competition where both finished with a counted result. Who finished ahead follows official placing in the round: rounds played to an average are won on the average, best-of rounds on the single.