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Chia-Cheng Liu (劉家成) — 4x4x4 Cube (WCA) results & prs
Results & PRs for Chia-Cheng Liu (劉家成)'s official 4x4x4 Cube (WCA) results: every round on record, measured against their own personal bests and their peers.
Competitor event analysis
Chia-Cheng Liu (劉家成) — 4x4x4 Cube (WCA)
Every number on this screen is Chia-Cheng Liu (劉家成)'s 4x4x4 Cube (WCA) results only — no other competitor or event is mixed in.
Chia-Cheng Liu (劉家成) has no 4x4x4 Cube rating yet. Ratings are seeded from WCA world rankings and then move with every club challenge. See the 4x4x4 Cube board
Results & PRs
Chia-Cheng Liu (劉家成) · 4x4x4 Cube (WCA)
PBs, PR progression and PR pace
Chia-Cheng Liu (劉家成)'s 4x4x4 Cube PB average is 50.46, set at Hsinchu Summer Open 2025, after 8 PRs in this event — and typically competes within 0% of the PB average held walking in.
PB singlelower is better
43.56
Hsinchu Summer Open 2025
PB averagelower is better
50.46
Hsinchu Summer Open 2025
Total event PRs
8
Single vs average PRs
4 / 4
single PRs / average PRs
Avg days between PRslower is better
1153
Longest gap
3899d
2014-12-14 → 2025-08-17
How close to peak?lower is better
96.0%
100% of comps within 10% of PB pace
Recent PR pace
0 / 12mo
2 in the 12 months before
PR progression over time
How close to peak?
100% means solving exactly at PB-average pace — almost nobody lives there. Green is within 10% of PB or better; the dashed line at 98% is this cuber's own typical pace.