Justin Xu
| Region | WCA ID | Gender | Competitions | Completed Solves | United States | 2015XUJU01 | Male | 18 | 622 |
|---|
Current Personal Records
| Event | NR | CR | WR | Single | Average | WR | CR | NR | |
|---|---|---|---|---|---|---|---|---|---|
| 3x3x3 Cube | 354 | 413 | 1420 | 6.17 | 7.68 | 1169 | 340 | 281 | |
| 2x2x2 Cube | 1413 | 1792 | 6650 | 1.87 | 3.31 | 6218 | 1744 | 1374 | |
| 4x4x4 Cube | 786 | 1046 | 4273 | 33.95 | 40.15 | 4747 | 1157 | 879 | |
| 5x5x5 Cube | 916 | 1250 | 4945 | 1:13.04 | 1:22.96 | 5380 | 1360 | 988 | |
| 3x3x3 Blindfolded | 1223 | 1619 | 7162 | 3:40.30 | |||||
| 3x3x3 One-Handed | 361 | 451 | 1638 | 11.60 | 14.69 | 1533 | 401 | 317 | |
| Megaminx | 2952 | 4037 | 14102 | 1:56.57 | 2:14.88 | 13891 | 4068 | 2990 | |
| Pyraminx | 1268 | 1613 | 6381 | 3.48 | 6.10 | 7675 | 1921 | 1494 | |
| Skewb | 1069 | 1355 | 4996 | 3.46 | 7.75 | 11333 | 3063 | 2354 | |
| Square-1 | 2428 | 2998 | 9316 | 25.36 | 28.62 | 7012 | 2244 | 1823 |
| Competition | Round | Place | Single | Average | Solves | ||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| 3x3x3 Cube | |||||||||||
| Oldham County Fall 2025 | Final | 10 | 7.92 | 9.39 | 9.06 | 7.92 | 9.75 | 9.35 | 10.57 | ||
| Second round | 11 | 7.05 | 9.36 | 9.70 | 8.35 | 10.04 | 10.22 | 7.05 | |||
| First round | 9 | 6.26 | 8.82 | 9.22 | 10.16 | DNF | 6.26 | 7.08 | |||
| Rubik's WCA World Championship 2025 | First round | 810 | 7.71 | 10.55 | 9.04 | 11.36 | 12.20 | 11.26 | 7.71 | ||
| Oldham County Spring 2025 | Final | 3 | 7.21 | 8.32 | 7.84 | 7.66 | 9.52 | 7.21 | 9.45 | ||
| Second round | 5 | 6.56 | 8.14 | 6.56 | 9.62 | 8.79 | 7.09 | 8.53 | |||
| First round | 4 | 7.18 | 8.11 | 8.14 | 10.99 | 7.18 | 8.47 | 7.73 | |||
| Return of the Ville KY 2025 | Final | 9 | 7.37 | 9.05 | 7.37 | 9.17 | 10.34 | 7.65 | 10.38 | ||
| Second round | 7 | 6.74 | 8.41 | 7.37 | 6.74 | 9.39 | 8.53 | 9.32 | |||
| First round | 4 | 7.15 | 7.68 | 10.12 | 7.15 | 7.50 | 7.40 | 8.14 | |||
| CubingUSA Great Lakes Championship 2024 | Semi Final | 34 | 7.43 | 9.61 | 11.12 | 10.99 | 9.80 | 8.04 | 7.43 | ||
| Second round | 43 | 8.10 | 9.70 | 8.10 | 9.84 | 11.22 | 8.45 | 10.80 | |||
| First round | 63 | 8.76 | 11.08 | 12.88 | 9.94 | 8.76 | 10.41 | 13.59 | |||
| Rubik's WCA North American Championship 2024 | Second round | 163 | 6.65 | 9.48 | 10.46 | 10.02 | 6.65 | 12.23 | 7.95 | ||
| First round | 96 | 7.84 | 8.57 | 8.38 | 9.08 | 9.68 | 8.25 | 7.84 | |||
| Mason Cube Challenge 2023 | Final | 4 | 6.17 | 8.43 | 8.78 | 9.31 | 6.17 | 7.67 | 8.84 | ||
| Second round | 3 | 7.94 | 8.82 | 8.50 | 7.94 | 10.10 | 9.10 | 8.85 | |||
| First round | 12 | 8.17 | 11.67 | 8.17 | 11.98 | 13.80 | 12.41 | 10.62 | |||
| MoreHead-to-Head 2023 | Final | 5 | 8.48 | 10.04 | 8.48 | 10.61 | 9.78 | 11.29 | 9.74 | ||
| Second round | 4 | 8.41 | 9.77 | 10.23 | 8.41 | 9.16 | 9.91 | 10.58 | |||
| First round | 7 | 8.22 | 10.21 | 9.73 | 12.74 | 8.97 | 11.93 | 8.22 | |||
| Kentucky Horse Park 2023 | Final | 10 | 9.52 | 10.79 | 9.52 | 11.23 | 11.30 | 11.80 | 9.85 | ||
| Second round | 4 | 8.35 | 9.21 | 9.68 | 8.71 | 11.53 | 9.24 | 8.35 | |||
| First round | 4 | 7.86 | 9.10 | 10.13 | 7.86 | 8.98 | 9.03 | 9.28 | |||
| Bluegrass Bash 2023 | Final | 9 | 9.12 | 11.65 | 9.12 | 15.36 | 12.21 | 9.19 | 13.55 | ||
| Second round | 4 | 7.76 | 8.51 | 8.15 | 8.77 | 8.62 | 7.76 | 12.23 | |||
| First round | 5 | 8.72 | 9.94 | 11.57 | 14.03 | 9.36 | 8.88 | 8.72 | |||
| Bluegrass Fall 2022 | Final | 6 | 9.44 | 10.56 | 12.01 | 9.44 | 10.20 | 9.48 | 15.24 | ||
| Second round | 7 | 8.20 | 10.42 | 8.20 | 9.64 | DNF | 11.35 | 10.27 | |||
| First round | 6 | 7.94 | 10.70 | 15.35 | 11.08 | 9.34 | 7.94 | 11.68 | |||
| Cubing For Kyle 2019 | Final | 5 | 8.93 | 10.05 | 8.93 | 9.31 | 10.66 | 12.33 | 10.19 | ||
| Second round | 7 | 8.46 | 10.32 | 11.22 | 8.46 | 12.14 | 9.47 | 10.28 | |||
| First round | 9 | 8.96 | 11.08 | 11.71 | 10.14 | 8.96 | 12.61 | 11.40 | |||
| Music City Speedsolving 2018 | Second round | 22 | 11.72 | 12.90 | 12.69 | 13.31 | 12.70 | 11.72 | 14.52 | ||
| First round | 20 | 10.95 | 12.22 | 10.95 | 11.72 | 12.59 | 14.80 | 12.36 | |||
| Cardinal Bird Fiesta 2018 | Second round | 16 | 10.77 | 12.20 | 12.10 | 12.26 | 12.52 | 10.77 | 12.24 | ||
| First round | 14 | 9.51 | 11.79 | 10.86 | 13.08 | 9.51 | 12.27 | 12.23 | |||
| CubingUSA Great Lakes Championship 2018 | Second round | 30 | 10.57 | 12.66 | 13.39 | 10.57 | 11.38 | 13.22 | 13.47 | ||
| First round | 35 | 11.14 | 12.53 | 12.61 | 11.14 | 13.07 | 11.91 | 13.97 | |||
| Music City Fall 2017 | Second round | 31 | 13.50 | 16.56 | 13.50 | 18.52 | 16.97 | 15.34 | 17.38 | ||
| First round | 28 | 11.88 | 14.56 | 15.22 | 15.12 | 13.33 | 17.13 | 11.88 | |||
| CubingUSA Nationals 2017 | First round | 220 | 9.05 | 13.86 | 9.05 | 11.78 | 16.58 | 13.83 | 15.97 | ||
| Indiana 2015 | First round | 114 | 29.68 | 31.13 | 32.48 | 30.63 | 35.56 | 29.68 | 30.28 | ||
| 2x2x2 Cube | |||||||||||
| Rubik's WCA World Championship 2025 | First round | 794 | 3.02 | 4.01 | 4.87 | 3.51 | 3.02 | 5.60 | 3.66 | ||
| CubingUSA Great Lakes Championship 2024 | First round | 79 | 2.41 | 4.35 | 3.83 | 2.41 | 3.55 | 5.67 | 5.85 | ||
| Rubik's WCA North American Championship 2024 | Second round | 325 | 4.07 | 4.35 | 4.21 | 4.29 | 7.53 | 4.07 | 4.55 | ||
| First round | 363 | 3.24 | 4.27 | 5.80 | 3.34 | 3.24 | 3.66 | 6.32 | |||
| Mason Cube Challenge 2023 | Final | 21 | 3.35 | 4.77 | 4.13 | 5.96 | 5.29 | 4.89 | 3.35 | ||
| First round | 9 | 3.32 | 4.06 | 4.17 | 6.85 | 3.32 | 3.52 | 4.50 | |||
| Cubing For Kyle 2019 | Final | 9 | 3.18 | 5.37 | 4.91 | 6.67 | 3.18 | 4.97 | 6.23 | ||
| First round | 11 | 3.80 | 4.38 | 4.66 | 4.11 | 4.38 | 5.33 | 3.80 | |||
| Music City Speedsolving 2018 | Final | 7 | 2.78 | 3.70 | 3.83 | 4.98 | 3.87 | 3.39 | 2.78 | ||
| First round | 7 | 1.87 | 3.31 | 1.87 | 3.85 | 7.26 | 2.26 | 3.81 | |||
| CubingUSA Great Lakes Championship 2018 | Second round | 31 | 3.11 | 4.83 | 3.11 | 4.63 | 6.48 | 5.55 | 4.32 | ||
| First round | 26 | 3.09 | 4.43 | 5.98 | 3.44 | 3.09 | 3.88 | 6.89 | |||
| CubingUSA Nationals 2017 | First round | 218 | 3.75 | 4.91 | 4.51 | 5.31 | 3.75 | 5.15 | 5.08 | ||
| Indiana 2015 | First round | 96 | 6.78 | 9.05 | 9.53 | 6.78 | 11.15 | 8.67 | 8.95 | ||
| 4x4x4 Cube | |||||||||||
| Oldham County Fall 2025 | Final | 14 | 39.81 | 43.58 | 42.76 | 39.81 | 49.35 | 43.91 | 44.06 | ||
| Rubik's WCA World Championship 2025 | First round | 857 | 36.44 | 47.19 | 38.55 | 48.14 | 1:04.19 | 36.44 | 54.88 | ||
| Oldham County Spring 2025 | Final | 15 | 39.67 | 43.40 | 45.65 | 40.95 | 45.87 | 39.67 | 43.59 | ||
| CubingUSA Great Lakes Championship 2024 | First round | 31 | 34.34 | 40.15 | 40.61 | 43.27 | 36.56 | 34.34 | 52.03 | ||
| Rubik's WCA North American Championship 2024 | First round | 263 | 38.86 | 44.95 | 46.29 | 47.17 | 41.38 | 56.72 | 38.86 | ||
| Mason Cube Challenge 2023 | Final | 9 | 40.12 | 43.51 | 40.41 | 40.12 | 49.69 | 45.29 | 44.84 | ||
| Kentucky Horse Park 2023 | Final | 9 | 33.95 | 42.62 | 41.89 | 1:07.20 | 43.31 | 33.95 | 42.65 | ||
| Bluegrass Bash 2023 | Final | 8 | 37.34 | 43.04 | 49.89 | 40.98 | 37.34 | 42.04 | 46.11 | ||
| Cubing For Kyle 2019 | Final | 6 | 40.92 | 42.29 | 40.99 | 42.05 | 43.84 | 40.92 | DNF | ||
| Music City Speedsolving 2018 | Final | 9 | 42.39 | 44.92 | 45.81 | 48.93 | 42.39 | 44.85 | 44.10 | ||
| Cardinal Bird Fiesta 2018 | Final | 12 | 45.12 | 51.01 | 45.12 | 50.38 | 1:03.05 | 54.65 | 47.99 | ||
| CubingUSA Great Lakes Championship 2018 | Second round | 19 | 46.71 | 50.11 | 46.71 | 52.15 | 49.15 | 49.62 | 51.56 | ||
| First round | 17 | 39.17 | 45.85 | 45.70 | 46.68 | 45.31 | 46.54 | 39.17 | |||
| Music City Fall 2017 | First round | 21 | 54.06 | 1:01.18 | 1:02.42 | 1:00.67 | 54.06 | 1:11.20 | 1:00.44 | ||
| 5x5x5 Cube | |||||||||||
| Rubik's WCA World Championship 2025 | First round | 746 | 1:27.17 | 1:27.17 | 1:42.24 | ||||||
| Oldham County Spring 2025 | Final | 14 | 1:24.09 | 1:29.24 | 1:29.31 | 1:29.69 | 1:24.09 | 1:38.74 | 1:28.73 | ||
| Return of the Ville KY 2025 | First round | 13 | 1:13.33 | 1:22.96 | 1:25.74 | 1:13.33 | 1:25.48 | 1:30.91 | 1:17.65 | ||
| CubingUSA Great Lakes Championship 2024 | First round | 55 | 1:13.04 | 1:29.53 | 1:27.75 | 1:37.10 | 1:13.04 | 1:44.93 | 1:23.74 | ||
| MoreHead-to-Head 2023 | First round | 11 | 1:21.40 | 1:30.95 | 1:21.72 | 1:21.40 | 1:38.67 | 1:38.59 | 1:32.55 | ||
| Kentucky Horse Park 2023 | Final | 11 | 1:29.49 | 1:32.79 | 1:36.93 | 1:30.00 | 1:29.49 | 1:47.00 | 1:31.45 | ||
| Bluegrass Bash 2023 | Final | 13 | 1:20.14 | 1:35.27 | 1:32.79 | 1:48.76 | 1:20.14 | 1:29.23 | 1:43.78 | ||
| Cubing For Kyle 2019 | Final | 11 | 1:34.23 | 1:40.81 | 1:34.23 | 1:40.23 | 1:39.85 | 1:42.35 | 2:03.58 | ||
| Music City Speedsolving 2018 | Final | 21 | 1:46.93 | 1:49.58 | 1:57.42 | 1:51.17 | 1:46.93 | 1:49.44 | 1:48.12 | ||
| Cardinal Bird Fiesta 2018 | First round | 20 | 1:51.02 | 2:05.81 | 2:10.48 | 1:51.02 | 2:05.14 | 2:16.41 | 2:01.81 | ||
| CubingUSA Great Lakes Championship 2018 | First round | 42 | 1:39.75 | 2:00.01 | 2:06.09 | 1:56.87 | 1:39.75 | 1:57.07 | 2:10.81 | ||
| 3x3x3 Blindfolded | |||||||||||
| Oldham County Fall 2025 | Final | 9 | DNF | DNF | DNF | DNF | DNF | ||||
| First round | 13 | 5:46.99 | DNF | DNF | 5:46.99 | DNF | |||||
| Return of the Ville KY 2025 | Final | 9 | DNF | DNF | DNF | DNF | DNF | ||||
| First round | 10 | 3:40.30 | DNF | DNF | DNF | 3:40.30 | |||||
| Kentucky Horse Park 2023 | Final | 7 | DNF | DNF | DNF | DNF | DNF | ||||
| Bluegrass Bash 2023 | Final | 7 | DNF | DNF | DNF | DNF | DNF | ||||
| 3x3x3 One-Handed | |||||||||||
| Oldham County Fall 2025 | Final | 6 | 12.06 | 16.33 | 17.06 | 15.61 | 16.32 | 12.06 | 19.79 | ||
| Rubik's WCA World Championship 2025 | First round | 385 | 12.74 | 17.25 | 17.17 | 19.70 | 19.77 | 14.88 | 12.74 | ||
| Return of the Ville KY 2025 | Final | 6 | 13.18 | 14.69 | 15.32 | 21.35 | 13.18 | 14.32 | 14.43 | ||
| Second round | 5 | 13.02 | 14.85 | 13.02 | DNF | 14.10 | 14.55 | 15.89 | |||
| First round | 7 | 13.16 | 15.90 | 21.41 | 13.67 | 14.85 | 13.16 | 19.18 | |||
| CubingUSA Great Lakes Championship 2024 | Final | 12 | 11.60 | 14.90 | 14.32 | 15.16 | 15.23 | 11.60 | 18.87 | ||
| Second round | 16 | 13.56 | 16.31 | 13.56 | 17.20 | 17.25 | 17.12 | 14.60 | |||
| First round | 22 | 13.92 | 17.13 | 14.88 | 17.39 | 19.17 | 13.92 | 19.13 | |||
| Rubik's WCA North American Championship 2024 | First round | 151 | 15.45 | 17.31 | 17.76 | 15.45 | 20.48 | 17.63 | 16.54 | ||
| Mason Cube Challenge 2023 | Final | 7 | 16.61 | 19.19 | 17.52 | 18.16 | 16.61 | 21.89 | 30.85 | ||
| First round | 7 | 15.39 | 19.82 | 18.65 | 20.70 | 15.39 | 20.12 | 22.88 | |||
| Kentucky Horse Park 2023 | Final | 9 | 12.55 | 21.93 | 18.35 | 32.43 | 12.55 | 30.98 | 16.47 | ||
| Cubing For Kyle 2019 | Final | 8 | 17.81 | 20.78 | 23.41 | 17.83 | 21.52 | 17.81 | 22.98 | ||
| Music City Speedsolving 2018 | Final | 9 | 18.32 | 22.95 | 20.79 | 25.32 | 18.32 | 22.75 | 30.20 | ||
| First round | 8 | 18.08 | 20.42 | 22.56 | 18.08 | 19.93 | 21.96 | 19.38 | |||
| Cardinal Bird Fiesta 2018 | Final | 19 | 23.27 | 28.58 | DNF | 23.48 | 23.27 | 32.79 | 29.48 | ||
| CubingUSA Great Lakes Championship 2018 | First round | 22 | 17.27 | 21.72 | 22.12 | 17.27 | 21.18 | 21.85 | 30.49 | ||
| Music City Fall 2017 | First round | 18 | 22.00 | 26.22 | 30.06 | 25.44 | 32.01 | 23.16 | 22.00 | ||
| Megaminx | |||||||||||
| Music City Fall 2017 | Final | 21 | 1:56.57 | 2:14.88 | 1:56.57 | 2:18.05 | 2:21.03 | 2:11.27 | 2:15.33 | ||
| Pyraminx | |||||||||||
| Rubik's WCA World Championship 2025 | First round | 1138 | 7.42 | 10.03 | 8.61 | 15.24 | 7.42 | 8.62 | 12.85 | ||
| CubingUSA Great Lakes Championship 2024 | First round | 82 | 5.23 | 7.50 | 5.23 | 5.51 | 11.71 | 5.86 | 11.13 | ||
| Rubik's WCA North American Championship 2024 | First round | 297 | 6.41 | 7.26 | 8.80 | 6.41 | 10.42 | 6.44 | 6.55 | ||
| Mason Cube Challenge 2023 | Final | 10 | 5.26 | 6.10 | 5.26 | 6.10 | 5.71 | 6.48 | 6.59 | ||
| First round | 15 | 6.67 | 6.91 | 6.81 | 6.67 | 6.67 | 7.31 | 7.25 | |||
| MoreHead-to-Head 2023 | First round | 25 | 6.08 | 9.67 | 6.08 | 14.95 | 10.05 | 6.65 | 12.30 | ||
| Bluegrass Fall 2022 | First round | 16 | 6.01 | 7.49 | 10.26 | 9.91 | 6.39 | 6.01 | 6.16 | ||
| Cubing For Kyle 2019 | First round | 15 | 3.58 | 7.35 | 6.22 | 8.24 | 10.76 | 7.60 | 3.58 | ||
| CubingUSA Great Lakes Championship 2018 | First round | 23 | 3.48 | 6.41 | 9.37 | 7.69 | 6.66 | 3.48 | 4.88 | ||
| Music City Fall 2017 | Final | 16 | 6.94 | 9.71 | 10.30 | 6.94 | 11.83 | 6.99 | 13.02 | ||
| First round | 11 | 5.81 | 7.49 | 7.14 | 5.81 | 7.39 | 14.44 | 7.95 | |||
| CubingUSA Nationals 2017 | First round | 214 | 7.70 | 9.54 | 7.70 | 11.66 | 8.54 | 8.41 | DNF | ||
| Indiana 2015 | First round | 45 | 10.41 | 13.53 | 13.59 | 10.41 | 16.60 | 13.93 | 13.08 | ||
| Skewb | |||||||||||
| Oldham County Spring 2025 | First round | 25 | 8.59 | 10.26 | 9.72 | 10.09 | 8.59 | 16.72 | 10.96 | ||
| Rubik's WCA North American Championship 2024 | First round | 362 | 7.62 | 8.49 | 12.86 | 8.40 | 7.62 | 9.30 | 7.77 | ||
| Kentucky Horse Park 2023 | Final | 20 | 5.84 | 12.27 | 12.50 | 15.84 | 14.11 | 5.84 | 10.21 | ||
| First round | 15 | 7.56 | 8.77 | 9.11 | 12.36 | 8.98 | 7.56 | 8.22 | |||
| Bluegrass Bash 2023 | Second round | 15 | 6.83 | 9.28 | 12.42 | 8.17 | 7.26 | 6.83 | 14.20 | ||
| First round | 20 | 3.46 | 8.25 | 7.94 | 13.81 | 10.16 | 3.46 | 6.66 | |||
| Music City Speedsolving 2018 | Final | 34 | 7.01 | 10.82 | 10.75 | 7.01 | 11.77 | 10.10 | 11.62 | ||
| Cardinal Bird Fiesta 2018 | Final | 8 | 6.57 | 7.75 | 7.48 | 9.51 | 8.23 | 6.57 | 7.54 | ||
| First round | 10 | 6.69 | 8.02 | 10.08 | DNF | 7.19 | 6.78 | 6.69 | |||
| CubingUSA Great Lakes Championship 2018 | First round | 34 | 6.96 | 8.62 | 9.51 | 9.32 | 7.71 | 8.83 | 6.96 | ||
| Indiana 2015 | Final | 43 | 11.36 | 18.40 | 19.38 | 18.47 | 17.34 | 11.36 | 24.49 | ||
| Square-1 | |||||||||||
| CubingUSA Great Lakes Championship 2018 | First round | 21 | 25.36 | 28.62 | 31.17 | 26.82 | 25.36 | 1:14.76 | 27.86 | ||