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Sum Leung

Name: Sum Leung
Region: Hong Kong, China
Competitions: 4
WCA ID: Sum Leung2025LEUN04
Gender: Male
Career: 2025.04.19 - 2025.09.07
2024 Annual Summary

Current Personal Records

EventNRCRWRSingleAverageWRCRNRGoldSilverBronzeSolves/Attempts
3x3x3 Cube526264167252516.0418.57667992475049524/25
2x2x2 Cube46422525765895.417.88794842391949919/20
4x4x4 Cube32816294542711:38.492/8
3x3x3 One-Handed279155734497240.244/4
Pyraminx329226018563512.6716.44771582062131810/10
Skewb248140166033619.2723.07546231283924010/10
Square-11134430214991:17.051:36.14171743794909/9

Sum of Ranks

 Sum of NRNRSum of CRCRSum of WRWR
Single30474231602351919357250961822
Average26314551438972081049519166830
3x3x3 Cube
CompetitionRoundPlaceBestAverageDetail
Stevenage September 2025Second round82 17.79 20.36
19.89     20.32     28.46     20.87     17.79
First round78 16.04 18.57
16.04     19.11     21.29     19.08     17.51
Wiltshire Summer 2025Second round66 17.73 20.10
18.76     17.73     23.44     23.61     18.09
First round84 17.64 25.24
DNF       17.64     18.56     19.71     37.46
Stevenage April 2025First round143 26.49 34.11
36.66     36.94     49.15     26.49     28.72
 
2x2x2 Cube
CompetitionRoundPlaceBestAverageDetail
Stevenage September 2025First round91 7.74 10.50
7.74      9.00      10.26     12.25     DNF
Wiltshire Summer 2025Second round79 6.96 8.75
7.67      6.96      9.49      12.68     9.09
First round83 6.84 8.59
9.02      8.65      8.09      13.07     6.84
Stevenage June 2025First round79 5.41 7.88
6.21      7.12      12.91     5.41      10.31
 
4x4x4 Cube
CompetitionRoundPlaceBestAverageDetail
Stevenage September 2025First round84 DNF 
DNF       DNF
Wiltshire Summer 2025First round67 DNF 
DNF       DNF
Stevenage June 2025Final68 1:38.49 
1:38.49   1:44.57
Stevenage April 2025First round91 DNF 
DNF       DNF
 
6x6x6 Cube
CompetitionRoundPlaceBestAverageDetail
Stevenage September 2025First round32 DNF 
DNF
 
3x3x3 Blindfolded
CompetitionRoundPlaceBestAverageDetail
Wiltshire Summer 2025Final15 DNF DNF
DNF       DNF       DNF
 
3x3x3 Fewest Moves
CompetitionRoundPlaceBestAverageDetail
Stevenage June 2025Final33 DNF 
DNF
 
3x3x3 One-Handed
CompetitionRoundPlaceBestAverageDetail
Wiltshire Summer 2025First round49 40.24 
49.09     40.24
Stevenage June 2025First round73 1:04.66 
1:10.34   1:04.66
 
Megaminx
CompetitionRoundPlaceBestAverageDetail
Wiltshire Summer 2025First round60 DNF 
DNF       DNF
 
Pyraminx
CompetitionRoundPlaceBestAverageDetail
Stevenage September 2025First round90 16.23 21.39
16.23     18.51     21.49     24.51     24.16
Wiltshire Summer 2025First round64 12.67 16.44
15.27     13.77     22.17     12.67     20.27
 
Skewb
CompetitionRoundPlaceBestAverageDetail
Wiltshire Summer 2025Final62 19.27 23.07
24.09     19.27     20.10     25.01     25.15
Stevenage April 2025First round103 32.54 37.20
33.08     52.13     35.40     43.11     32.54
 
Square-1
CompetitionRoundPlaceBestAverageDetail
Stevenage September 2025First round39 1:19.51 1:36.14
1:54.67   1:25.93   1:57.10   1:27.83   1:19.51
Wiltshire Summer 2025Final42 1:27.01 
1:27.01   1:38.21
Stevenage June 2025Final35 1:17.05 
1:17.05   1:20.53
Stevenage September 2025
EventRoundPlaceBestAverageDetail
3x3x3 CubeSecond round82 17.79 20.36
19.89     20.32     28.46     20.87     17.79
First round78 16.04 18.57
16.04     19.11     21.29     19.08     17.51
2x2x2 CubeFirst round91 7.74 10.50
7.74      9.00      10.26     12.25     DNF
4x4x4 CubeFirst round84 DNF 
DNF       DNF
6x6x6 CubeFirst round32 DNF 
DNF
PyraminxFirst round90 16.23 21.39
16.23     18.51     21.49     24.51     24.16
Square-1First round39 1:19.51 1:36.14
1:54.67   1:25.93   1:57.10   1:27.83   1:19.51
 
Wiltshire Summer 2025
EventRoundPlaceBestAverageDetail
3x3x3 CubeSecond round66 17.73 20.10
18.76     17.73     23.44     23.61     18.09
First round84 17.64 25.24
DNF       17.64     18.56     19.71     37.46
2x2x2 CubeSecond round79 6.96 8.75
7.67      6.96      9.49      12.68     9.09
First round83 6.84 8.59
9.02      8.65      8.09      13.07     6.84
4x4x4 CubeFirst round67 DNF 
DNF       DNF
3x3x3 BlindfoldedFinal15 DNF DNF
DNF       DNF       DNF
3x3x3 One-HandedFirst round49 40.24 
49.09     40.24
MegaminxFirst round60 DNF 
DNF       DNF
PyraminxFirst round64 12.67 16.44
15.27     13.77     22.17     12.67     20.27
SkewbFinal62 19.27 23.07
24.09     19.27     20.10     25.01     25.15
Square-1Final42 1:27.01 
1:27.01   1:38.21
 
Stevenage June 2025
EventRoundPlaceBestAverageDetail
2x2x2 CubeFirst round79 5.41 7.88
6.21      7.12      12.91     5.41      10.31
4x4x4 CubeFinal68 1:38.49 
1:38.49   1:44.57
3x3x3 Fewest MovesFinal33 DNF 
DNF
3x3x3 One-HandedFirst round73 1:04.66 
1:10.34   1:04.66
Square-1Final35 1:17.05 
1:17.05   1:20.53
 
Stevenage April 2025
EventRoundPlaceBestAverageDetail
3x3x3 CubeFirst round143 26.49 34.11
36.66     36.94     49.15     26.49     28.72
4x4x4 CubeFirst round91 DNF 
DNF       DNF
SkewbFirst round103 32.54 37.20
33.08     52.13     35.40     43.11     32.54
No.DateNameRegionCity
42025-09-06~07Stevenage September 2025United KingdomStevenage, Hertfordshire
32025-07-26~27Wiltshire Summer 2025United KingdomChippenham, Wiltshire
22025-06-07~08Stevenage June 2025United KingdomStevenage, Hertfordshire
12025-04-19~20Stevenage April 2025United KingdomStevenage, Hertfordshire