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Head to head

Seung Hyuk Nahm (남승혁) vs Jiazhou Li (李佳洲)

Two careers, 77 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.

Seung Hyuk Nahm (남승혁) (Republic of Korea) and Jiazhou Li (李佳洲) (China) have met in 77 rounds across 9 competitions since 2017. Counting every round where both finished with a result, Seung Hyuk Nahm (남승혁) leads Jiazhou Li (李佳洲): 61 finishes in front to 16.

On personal bests the split is just as plain: across 13 shared events, Jiazhou Li (李佳洲) holds the faster single in 7, Seung Hyuk Nahm (남승혁) in 6.

Personal bests, side by side

faster single in bold
EventSeung Hyuk Nahm (남승혁) singleaverageJiazhou Li (李佳洲) singleaverage
3×34.175.304.456.18
2×21.181.670.411.17
4×417.0520.7421.0224.57
5×533.1036.3142.2846.86
6×61:00.401:06.461:34.581:41.55
7×71:35.311:40.672:37.732:43.78
3×3 blindfolded39.1548.2027.5831.95
3×3 one-handed6.739.706.1510.11
Clock8.979.805.476.76
Megaminx33.7638.3039.8946.41
Pyraminx3.946.371.311.71
Skewb2.405.421.483.23
Square-116.7319.824.576.59

Year by year

every meeting, 77 rounds in all
20172025busiest year: 22 meetings2017: 162018: 112019: 72023: 222024: 122025: 9

Recent meetings

newest first · averages where the round ranked on one, singles otherwise
YearCompetitionEventRoundSeung Hyuk Nahm (남승혁)Jiazhou Li (李佳洲)ahead
2025Rubik's WCA World Championship 20252×2Second round2.071.40Jiazhou Li (李佳洲)
2025Rubik's WCA World Championship 20252×2First round1.671.87Seung Hyuk Nahm (남승혁)
2025Rubik's WCA World Championship 20253×3Second round6.437.41Seung Hyuk Nahm (남승혁)
2025Rubik's WCA World Championship 20253×3First round7.287.33Seung Hyuk Nahm (남승혁)
2025Rubik's WCA World Championship 20253×3 one-handedFirst round11.8712.84Seung Hyuk Nahm (남승혁)
2025Rubik's WCA World Championship 20254×4First round23.8127.67Seung Hyuk Nahm (남승혁)
2025Rubik's WCA World Championship 20254×4Second round21.4027.42Seung Hyuk Nahm (남승혁)
2025Rubik's WCA World Championship 20255×5First round42.2153.01Seung Hyuk Nahm (남승혁)
2025Rubik's WCA World Championship 20255×5Second round41.7051.70Seung Hyuk Nahm (남승혁)
2024Rubik's WCA Asian Championship 20242×2Second round2.041.48Jiazhou Li (李佳洲)
2024Rubik's WCA Asian Championship 20242×2First round2.101.90Jiazhou Li (李佳洲)
2024Rubik's WCA Asian Championship 20242×2Final1.961.65Jiazhou Li (李佳洲)
2024Rubik's WCA Asian Championship 20243×3Second round6.707.85Seung Hyuk Nahm (남승혁)
2024Rubik's WCA Asian Championship 20243×3First round6.736.38Jiazhou Li (李佳洲)

Full careers: Seung Hyuk Nahm (남승혁) · Jiazhou Li (李佳洲). 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.