Head to head
Haichuan Du (杜海川) vs Xiaojie Jiang (蒋孝杰)
Two careers, 85 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.
Haichuan Du (杜海川) (China) and Xiaojie Jiang (蒋孝杰) (China) have met in 85 rounds across 15 competitions since 2013. Counting every round where both finished with a result, Xiaojie Jiang (蒋孝杰) leads Haichuan Du (杜海川): 52 finishes in front to 33.
On personal bests the split is just as plain: across 7 shared events, Xiaojie Jiang (蒋孝杰) holds the faster single in 4, Haichuan Du (杜海川) in 3.
Personal bests, side by side
faster single in bold| Event | Haichuan Du (杜海川) single | average | Xiaojie Jiang (蒋孝杰) single | average |
|---|---|---|---|---|
| 3×3 | 7.37 | 9.03 | 7.45 | 9.79 |
| 2×2 | 1.09 | 2.61 | 1.71 | 2.97 |
| 4×4 | 34.99 | 37.42 | 30.80 | 36.56 |
| 5×5 | 1:25.54 | 1:29.33 | 1:03.38 | 1:07.99 |
| 3×3 Fewest Moves | 33 moves | 39.67 | 30 moves | 39.00 |
| 3×3 one-handed | 13.32 | 15.73 | 13.25 | 18.06 |
| Pyraminx | 4.75 | 7.40 | 5.52 | 7.86 |
Year by year
every meeting, 85 rounds in allRecent meetings
newest first · averages where the round ranked on one, singles otherwise| Year | Competition | Event | Round | Haichuan Du (杜海川) | Xiaojie Jiang (蒋孝杰) | ahead |
|---|---|---|---|---|---|---|
| 2018 | Shanghai Winter 2018 | 2×2 | First round | 3.36 | 4.36 | Haichuan Du (杜海川) |
| 2018 | Shanghai Winter 2018 | 3×3 | First round | 9.15 | 11.00 | Haichuan Du (杜海川) |
| 2018 | Shanghai Winter 2018 | 3×3 | Final | 9.73 | 10.95 | Haichuan Du (杜海川) |
| 2018 | Shanghai Winter 2018 | 3×3 | Second round | 9.41 | 10.02 | Haichuan Du (杜海川) |
| 2018 | Shanghai Winter 2018 | 4×4 | First round | 42.99 | 36.65 | Xiaojie Jiang (蒋孝杰) |
| 2017 | Nanjing Autumn 2017 | 2×2 | First round | 4.01 | 4.54 | Haichuan Du (杜海川) |
| 2017 | Nanjing Autumn 2017 | 2×2 | Second round | 4.35 | 5.38 | Haichuan Du (杜海川) |
| 2017 | Nanjing Autumn 2017 | 3×3 | First round | 10.17 | 11.35 | Haichuan Du (杜海川) |
| 2017 | Nanjing Autumn 2017 | 3×3 | Final | 11.65 | 10.38 | Xiaojie Jiang (蒋孝杰) |
| 2017 | Nanjing Autumn 2017 | 3×3 | Second round | 11.63 | 10.25 | Xiaojie Jiang (蒋孝杰) |
| 2017 | Nanjing Autumn 2017 | 4×4 | First round | 41.96 | 37.44 | Xiaojie Jiang (蒋孝杰) |
| 2017 | Nanjing Autumn 2017 | 4×4 | Final | 43.31 | 38.37 | Xiaojie Jiang (蒋孝杰) |
| 2017 | Yangzhou Open 2017 | 2×2 | Second round | 3.10 | 3.91 | Haichuan Du (杜海川) |
| 2017 | Yangzhou Open 2017 | 2×2 | First round | 3.53 | 4.42 | Haichuan Du (杜海川) |
Full careers: Haichuan Du (杜海川) · Xiaojie Jiang (蒋孝杰). 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.