Head to head
Eva Kato (加藤映葉) vs Calvin Nielson
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.
Eva Kato (加藤映葉) (Japan) and Calvin Nielson (United States) have met in 92 rounds across 8 competitions since 2017. Counting every round where both finished with a result, Eva Kato (加藤映葉) leads Calvin Nielson: 78 finishes in front to 13 and 1 tie.
On personal bests the split is just as plain: across 15 shared events, Eva Kato (加藤映葉) holds the faster single in 11, Calvin Nielson in 4.
Personal bests, side by side
faster single in bold| Event | Eva Kato (加藤映葉) single | average | Calvin Nielson single | average |
|---|---|---|---|---|
| 3×3 | 5.46 | 7.21 | 7.41 | 9.37 |
| 2×2 | 0.91 | 1.77 | 1.02 | 2.67 |
| 4×4 | 25.37 | 29.41 | 34.64 | 43.51 |
| 5×5 | 53.37 | 57.75 | 1:11.59 | 1:24.03 |
| 6×6 | 1:46.85 | 1:55.37 | 2:28.88 | 2:37.29 |
| 7×7 | 2:55.62 | 3:05.43 | 3:58.09 | 4:14.47 |
| 3×3 blindfolded | 55.08 | 1:10.88 | 1:23.60 | 3:12.71 |
| 3×3 Fewest Moves | 25 moves | 30.00 | 20 moves | 24.33 |
| 3×3 one-handed | 10.86 | 14.69 | 12.92 | 17.81 |
| Clock | 7.79 | 8.10 | 4.75 | 6.40 |
| Megaminx | 42.62 | 46.31 | 1:02.11 | 1:09.66 |
| Pyraminx | 2.33 | 3.66 | 2.97 | 5.38 |
| Skewb | 1.71 | 3.97 | 2.54 | 4.71 |
| Square-1 | 5.18 | 7.51 | 4.66 | 6.58 |
| 3×3 Multi-Blind | 5 of 8 cubes · 37:49 | — | 2 of 2 cubes · 9:12 | — |
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 | Eva Kato (加藤映葉) | Calvin Nielson | ahead |
|---|---|---|---|---|---|---|
| 2023 | Rubik's WCA World Championship 2023 | 2×2 | First round | 2.69 | 4.51 | Eva Kato (加藤映葉) |
| 2023 | Rubik's WCA World Championship 2023 | 3×3 | First round | 7.66 | 12.20 | Eva Kato (加藤映葉) |
| 2023 | Rubik's WCA World Championship 2023 | 4×4 | First round | 31.15 | 46.38 | Eva Kato (加藤映葉) |
| 2023 | Rubik's WCA World Championship 2023 | 5×5 | First round | 1:00.36 | 1:27.64 | Eva Kato (加藤映葉) |
| 2023 | Rubik's WCA World Championship 2023 | 6×6 | First round | 2:06.97 | 3:00.33 | Eva Kato (加藤映葉) |
| 2023 | Rubik's WCA World Championship 2023 | Square-1 | First round | 9.28 | 6.79 | Calvin Nielson |
| 2023 | Rubik's WCA World Championship 2023 | Square-1 | Second round | 9.67 | 7.65 | Calvin Nielson |
| 2023 | CubingUSA Nationals 2023 | 2×2 | Second round | 2.86 | 3.19 | Eva Kato (加藤映葉) |
| 2023 | CubingUSA Nationals 2023 | 2×2 | First round | 2.88 | 3.90 | Eva Kato (加藤映葉) |
| 2023 | CubingUSA Nationals 2023 | 3×3 | First round | 8.59 | 12.85 | Eva Kato (加藤映葉) |
| 2023 | CubingUSA Nationals 2023 | 3×3 one-handed | First round | 14.94 | 20.11 | Eva Kato (加藤映葉) |
| 2023 | CubingUSA Nationals 2023 | 4×4 | First round | 32.29 | 54.33 | Eva Kato (加藤映葉) |
| 2023 | CubingUSA Nationals 2023 | 5×5 | First round | 1:03.04 | 1:34.23 | Eva Kato (加藤映葉) |
| 2023 | CubingUSA Nationals 2023 | 6×6 | First round | 2:02.82 | 2:50.15 | Eva Kato (加藤映葉) |
Full careers: Eva Kato (加藤映葉) · Calvin Nielson. 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.