Head to head
Ivan Li Ka Leong (李嘉亮) vs Kai-Lun Cheng (鄭凱倫)
Two careers, 142 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.
Ivan Li Ka Leong (李嘉亮) (Hong Kong, China) and Kai-Lun Cheng (鄭凱倫) (Chinese Taipei) have met in 142 rounds across 9 competitions since 2023. Counting every round where both finished with a result, Ivan Li Ka Leong (李嘉亮) leads Kai-Lun Cheng (鄭凱倫): 105 finishes in front to 37.
On personal bests the split is just as plain: across 13 shared events, Ivan Li Ka Leong (李嘉亮) holds the faster single in 11, Kai-Lun Cheng (鄭凱倫) in 2.
Personal bests, side by side
faster single in bold| Event | Ivan Li Ka Leong (李嘉亮) single | average | Kai-Lun Cheng (鄭凱倫) single | average |
|---|---|---|---|---|
| 3×3 | 5.13 | 6.63 | 5.60 | 6.74 |
| 2×2 | 1.16 | 1.96 | 1.41 | 2.60 |
| 4×4 | 20.08 | 22.32 | 20.57 | 26.03 |
| 5×5 | 37.22 | 40.75 | 41.61 | 48.54 |
| 6×6 | 1:12.69 | 1:17.52 | 1:26.91 | 1:32.53 |
| 7×7 | 1:55.66 | 2:01.66 | 2:10.95 | 2:29.14 |
| 3×3 Fewest Moves | 28 moves | 32.00 | 32 moves | 33.00 |
| 3×3 one-handed | 8.70 | 11.58 | 10.89 | 12.54 |
| Clock | 6.31 | 7.32 | 8.37 | 10.58 |
| Megaminx | 33.61 | 39.49 | 44.49 | 47.84 |
| Pyraminx | 1.84 | 3.04 | 1.20 | 3.08 |
| Skewb | 2.73 | 4.20 | 1.44 | 2.82 |
| Square-1 | 6.79 | 10.69 | 42.88 | — |
Year by year
every meeting, 142 rounds in allRecent meetings
newest first · averages where the round ranked on one, singles otherwise| Year | Competition | Event | Round | Ivan Li Ka Leong (李嘉亮) | Kai-Lun Cheng (鄭凱倫) | ahead |
|---|---|---|---|---|---|---|
| 2025 | Taipei Summer Open 2025 | 3×3 | Second round | 7.53 | 7.77 | Ivan Li Ka Leong (李嘉亮) |
| 2025 | Taipei Summer Open 2025 | 3×3 | First round | 7.96 | 7.62 | Kai-Lun Cheng (鄭凱倫) |
| 2025 | Taipei Summer Open 2025 | 3×3 | Final | 7.34 | 7.21 | Kai-Lun Cheng (鄭凱倫) |
| 2025 | Taipei Summer Open 2025 | 3×3 one-handed | First round | 13.69 | 15.23 | Ivan Li Ka Leong (李嘉亮) |
| 2025 | Taipei Summer Open 2025 | 3×3 one-handed | Final | 14.67 | 15.30 | Ivan Li Ka Leong (李嘉亮) |
| 2025 | Taipei Summer Open 2025 | 4×4 | Final | 23.33 | 26.09 | Ivan Li Ka Leong (李嘉亮) |
| 2025 | Taipei Summer Open 2025 | 4×4 | First round | 24.08 | 26.70 | Ivan Li Ka Leong (李嘉亮) |
| 2025 | Taipei Summer Open 2025 | 5×5 | First round | 40.75 | 51.19 | Ivan Li Ka Leong (李嘉亮) |
| 2025 | Taipei Summer Open 2025 | 5×5 | Final | 42.96 | 50.72 | Ivan Li Ka Leong (李嘉亮) |
| 2025 | Taipei Summer Open 2025 | 6×6 | First round | 1:18.20 | 1:39.92 | Ivan Li Ka Leong (李嘉亮) |
| 2025 | Taipei Summer Open 2025 | 6×6 | Final | 1:23.03 | 1:44.61 | Ivan Li Ka Leong (李嘉亮) |
| 2025 | Taipei Summer Open 2025 | 7×7 | First round | 2:20.08 | 2:39.93 | Ivan Li Ka Leong (李嘉亮) |
| 2025 | Taipei Summer Open 2025 | 7×7 | Final | 2:11.31 | 2:35.89 | Ivan Li Ka Leong (李嘉亮) |
| 2025 | Taipei Summer Open 2025 | Megaminx | First round | 43.67 | 48.19 | Ivan Li Ka Leong (李嘉亮) |
Full careers: Ivan Li Ka Leong (李嘉亮) · Kai-Lun Cheng (鄭凱倫). 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.