Head to head
Christopher Sun vs Ethan Cho
Two careers, 63 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.
Christopher Sun (United States) and Ethan Cho (United States) have met in 63 rounds across 4 competitions since 2023. Counting every round where both finished with a result, Christopher Sun leads Ethan Cho: 50 finishes in front to 13.
On personal bests the split is just as plain: across 16 shared events, Christopher Sun holds the faster single in 10, Ethan Cho in 6.
Personal bests, side by side
faster single in bold| Event | Christopher Sun single | average | Ethan Cho single | average |
|---|---|---|---|---|
| 3×3 | 4.14 | 5.69 | 5.78 | 7.53 |
| 2×2 | 0.80 | 1.72 | 1.64 | 2.98 |
| 4×4 | 20.51 | 24.01 | 26.30 | 29.26 |
| 5×5 | 40.19 | 44.61 | 42.22 | 47.82 |
| 6×6 | 1:19.18 | 1:25.41 | 1:10.45 | 1:20.59 |
| 7×7 | 2:10.30 | 2:12.56 | 1:48.58 | 1:54.73 |
| 3×3 blindfolded | 21.67 | 51.88 | 1:14.80 | 2:09.53 |
| 3×3 Fewest Moves | 34 moves | 38.00 | 23 moves | 26.67 |
| 3×3 one-handed | 11.06 | 13.06 | 10.00 | 12.73 |
| Clock | 7.04 | 7.68 | 4.48 | 5.34 |
| Megaminx | 36.16 | 41.88 | 48.51 | 56.43 |
| Pyraminx | 2.16 | 4.62 | 2.61 | 4.72 |
| Skewb | 3.46 | 4.30 | 2.37 | 4.29 |
| Square-1 | 7.75 | 11.88 | 12.79 | 16.88 |
| 4×4 blindfolded | 2:49.27 | 3:14.57 | 15:39.00 | — |
| 3×3 Multi-Blind | 22 of 25 cubes · 58:11 | — | 5 of 6 cubes · 37:43 | — |
Year by year
every meeting, 63 rounds in allRecent meetings
newest first · averages where the round ranked on one, singles otherwise| Year | Competition | Event | Round | Christopher Sun | Ethan Cho | ahead |
|---|---|---|---|---|---|---|
| 2026 | Rubik's WCA North American Championship 2026 | 2×2 | First round | 2.61 | 3.37 | Christopher Sun |
| 2026 | Rubik's WCA North American Championship 2026 | 3×3 | Second round | 6.49 | 7.59 | Christopher Sun |
| 2026 | Rubik's WCA North American Championship 2026 | 3×3 | First round | 6.37 | 9.23 | Christopher Sun |
| 2026 | Rubik's WCA North American Championship 2026 | 3×3 one-handed | First round | 15.93 | 18.14 | Christopher Sun |
| 2026 | Rubik's WCA North American Championship 2026 | 4×4 | First round | 24.68 | 30.18 | Christopher Sun |
| 2026 | Rubik's WCA North American Championship 2026 | 4×4 | Second round | 27.23 | 30.55 | Christopher Sun |
| 2026 | Rubik's WCA North American Championship 2026 | 5×5 | First round | 46.15 | 54.45 | Christopher Sun |
| 2026 | Rubik's WCA North American Championship 2026 | 5×5 | Final | 46.80 | 51.90 | Christopher Sun |
| 2026 | Rubik's WCA North American Championship 2026 | 5×5 | Second round | 46.69 | 49.05 | Christopher Sun |
| 2026 | Rubik's WCA North American Championship 2026 | 6×6 | First round | 1:31.16 | 1:36.79 | Christopher Sun |
| 2026 | Rubik's WCA North American Championship 2026 | 7×7 | First round | 2:21.19 | 2:04.29 | Ethan Cho |
| 2026 | Rubik's WCA North American Championship 2026 | Pyraminx | First round | 5.79 | 5.17 | Ethan Cho |
| 2026 | Rubik's WCA North American Championship 2026 | Skewb | First round | 6.42 | 8.94 | Christopher Sun |
| 2025 | Rubik's WCA World Championship 2025 | 2×2 | First round | 2.60 | 4.05 | Christopher Sun |
Full careers: Christopher Sun · Ethan Cho. 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.