Head to head
Chris Chi vs Nico Harper (李有為)
Two careers, 92 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.
Chris Chi (United States) and Nico Harper (李有為) (United States) have met in 92 rounds across 6 competitions since 2018. Counting every round where both finished with a result, Chris Chi leads Nico Harper (李有為): 47 finishes in front to 44 and 1 tie.
On personal bests the split is just as plain: across 16 shared events, Chris Chi holds the faster single in 11, Nico Harper (李有為) in 5.
Personal bests, side by side
faster single in bold| Event | Chris Chi single | average | Nico Harper (李有為) single | average |
|---|---|---|---|---|
| 3×3 | 4.96 | 7.36 | 6.02 | 7.77 |
| 2×2 | 0.65 | 1.26 | 1.39 | 2.30 |
| 4×4 | 26.52 | 31.83 | 26.11 | 30.62 |
| 5×5 | 53.22 | 56.70 | 48.98 | 55.70 |
| 6×6 | 1:37.02 | 1:42.74 | 1:38.44 | 1:51.31 |
| 7×7 | 2:44.58 | 2:50.02 | 2:37.39 | 2:46.44 |
| 3×3 blindfolded | 20.40 | 25.75 | 1:15.09 | — |
| 3×3 Fewest Moves | 18 moves | 20.00 | 28 moves | 37.67 |
| 3×3 one-handed | 10.19 | 13.97 | 10.78 | 12.86 |
| Clock | 3.13 | 5.35 | 5.11 | 6.42 |
| Megaminx | 45.02 | 52.30 | 28.65 | 34.89 |
| Pyraminx | 1.68 | 3.59 | 2.38 | 3.65 |
| Skewb | 1.22 | 2.44 | 2.47 | 4.69 |
| Square-1 | 5.05 | 7.04 | 4.73 | 8.32 |
| 4×4 blindfolded | 3:09.72 | 9:02.32 | 12:42.00 | — |
| 3×3 Multi-Blind | 24 of 26 cubes · 58:53 | — | 6 of 7 cubes · 28:07 | — |
Year by year
every meeting, 92 rounds in allRecent meetings
newest first · averages where the round ranked on one, singles otherwise| Year | Competition | Event | Round | Chris Chi | Nico Harper (李有為) | ahead |
|---|---|---|---|---|---|---|
| 2025 | Rubik's WCA World Championship 2025 | 2×2 | First round | 2.15 | 4.00 | Chris Chi |
| 2025 | Rubik's WCA World Championship 2025 | 3×3 | First round | 9.92 | 8.34 | Nico Harper (李有為) |
| 2025 | Rubik's WCA World Championship 2025 | 3×3 blindfolded | First round | — | — | tie |
| 2025 | Rubik's WCA World Championship 2025 | 3×3 one-handed | First round | 16.22 | 15.39 | Nico Harper (李有為) |
| 2025 | Rubik's WCA World Championship 2025 | 4×4 | First round | 37.13 | 30.69 | Nico Harper (李有為) |
| 2025 | Rubik's WCA World Championship 2025 | 5×5 | First round | 1:09.39 | 59.36 | Nico Harper (李有為) |
| 2025 | Rubik's WCA World Championship 2025 | 6×6 | First round | 2:24.77 | — | Chris Chi |
| 2025 | Rubik's WCA World Championship 2025 | 7×7 | First round | 3:22.31 | 2:54.51 | Nico Harper (李有為) |
| 2025 | Rubik's WCA World Championship 2025 | Clock | First round | 5.05 | 9.12 | Nico Harper (李有為) |
| 2025 | Rubik's WCA World Championship 2025 | Megaminx | First round | 1:00.25 | 37.20 | Nico Harper (李有為) |
| 2025 | Rubik's WCA World Championship 2025 | Pyraminx | First round | 4.00 | 7.18 | Chris Chi |
| 2025 | Rubik's WCA World Championship 2025 | Skewb | First round | 3.94 | 6.57 | Chris Chi |
| 2025 | Rubik's WCA World Championship 2025 | Square-1 | Second round | 7.85 | 9.64 | Chris Chi |
| 2025 | Rubik's WCA World Championship 2025 | Square-1 | First round | 8.91 | 9.28 | Chris Chi |
Full careers: Chris Chi · Nico Harper (李有為). 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.