Head to head
Carter Kucala vs Jack Pfeifer
Two careers, 422 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.
Carter Kucala (United States) and Jack Pfeifer (United States) have met in 422 rounds across 27 competitions since 2017. Counting every round where both finished with a result, Carter Kucala leads Jack Pfeifer: 236 finishes in front to 180 and 6 ties.
On personal bests the split is just as plain: across 17 shared events, Carter Kucala holds the faster single in 12, Jack Pfeifer in 5.
Personal bests, side by side
faster single in bold| Event | Carter Kucala single | average | Jack Pfeifer single | average |
|---|---|---|---|---|
| 3×3 | 4.71 | 6.49 | 4.84 | 6.15 |
| 2×2 | 0.62 | 1.39 | 0.63 | 1.48 |
| 4×4 | 22.82 | 28.49 | 21.17 | 24.50 |
| 5×5 | 47.11 | 53.32 | 38.13 | 42.47 |
| 6×6 | 1:31.34 | 1:42.68 | 1:08.61 | 1:12.44 |
| 7×7 | 2:28.11 | 2:39.63 | 1:41.75 | 1:46.70 |
| 3×3 blindfolded | 15.99 | 20.46 | 29.52 | 37.46 |
| 3×3 Fewest Moves | 18 moves | 20.33 | 23 moves | 27.00 |
| 3×3 one-handed | 7.70 | 9.45 | 8.10 | 9.97 |
| Clock | 3.44 | 4.46 | 4.81 | 6.20 |
| Megaminx | 40.15 | 45.38 | 36.72 | 41.15 |
| Pyraminx | 1.38 | 1.90 | 1.59 | 2.66 |
| Skewb | 0.75 | 1.52 | 1.52 | 2.92 |
| Square-1 | 4.55 | 7.41 | 5.16 | 7.61 |
| 4×4 blindfolded | 2:16.89 | 3:06.82 | 6:47.82 | 7:57.64 |
| 5×5 blindfolded | 5:59.46 | 8:24.71 | 25:03.00 | — |
| 3×3 Multi-Blind | 32 of 33 cubes · 59:01 | — | 8 of 9 cubes · 52:39 | — |
Year by year
every meeting, 422 rounds in allRecent meetings
newest first · averages where the round ranked on one, singles otherwise| Year | Competition | Event | Round | Carter Kucala | Jack Pfeifer | ahead |
|---|---|---|---|---|---|---|
| 2026 | Rubik's WCA North American Championship 2026 | 2×2 | First round | 2.20 | 1.97 | Jack Pfeifer |
| 2026 | Rubik's WCA North American Championship 2026 | 2×2 | Second round | 2.44 | 1.64 | Jack Pfeifer |
| 2026 | Rubik's WCA North American Championship 2026 | 3×3 | First round | 7.61 | 7.30 | Jack Pfeifer |
| 2026 | Rubik's WCA North American Championship 2026 | 3×3 | Semi Final | 7.38 | 6.77 | Jack Pfeifer |
| 2026 | Rubik's WCA North American Championship 2026 | 3×3 | Second round | 6.87 | 6.42 | Jack Pfeifer |
| 2026 | Rubik's WCA North American Championship 2026 | 3×3 blindfolded | First round | 30.79 | 1:16.76 | Carter Kucala |
| 2026 | Rubik's WCA North American Championship 2026 | 3×3 one-handed | Second round | 13.09 | 12.20 | Jack Pfeifer |
| 2026 | Rubik's WCA North American Championship 2026 | 3×3 one-handed | First round | 11.56 | 12.11 | Carter Kucala |
| 2026 | Rubik's WCA North American Championship 2026 | 4×4 | First round | 30.15 | 26.91 | Jack Pfeifer |
| 2026 | Rubik's WCA North American Championship 2026 | 4×4 | Second round | 34.67 | 28.37 | Jack Pfeifer |
| 2026 | Rubik's WCA North American Championship 2026 | 5×5 | First round | 1:01.74 | 45.28 | Jack Pfeifer |
| 2026 | Rubik's WCA North American Championship 2026 | 6×6 | First round | 1:47.38 | 1:20.02 | Jack Pfeifer |
| 2026 | Rubik's WCA North American Championship 2026 | 7×7 | First round | 2:46.64 | 1:57.58 | Jack Pfeifer |
| 2026 | Rubik's WCA North American Championship 2026 | Megaminx | First round | 55.55 | 43.25 | Jack Pfeifer |
Full careers: Carter Kucala · Jack Pfeifer. 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.