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Zhang Weili
Casey O'Neill
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Zhang Weili vs Casey O'Neill Fight Prediction

Win Probability
VS
DIV. RANK
#10
RECORD
10-3
RATINGS UPDATED
Sep 13, 2026
RECORD
6-2
DIV. RANK
#13

Ratings

Zhang Weili Casey O'Neill
89 B+
Performance
85 B
91 A-
Power
89 B+
94 A
Offensive
81 B-
78 C+
Defensive
93 A-

Rankings

Zhang Weili Casey O'Neill
10 Overall 13
8 Power 10
5 Offensive 17
19 Defensive 6

Records

Zhang Weili Casey O'Neill
10-3 (76.9%) Overall 6-2 (75%)
1-1 (50%) vs. Top 10 1-0 (100%)
8-3 (72.7%) vs. >.500 Fighters 3-1 (75%)
2-0 (100%) vs. <.500 Fighters 3-1 (75%)
4-1 (80%) Last 5 Fights 3-2 (60%)

Superlatives

Zhang Weili Casey O'Neill
Women's Strawweight #4 Tatiana Suarez (9-1)
2025-02-08 UFC 312: Du Plessis vs. Strickland 2 — Round 5 U-DEC 		Best Win Women's Flyweight #2 Luana Santos (6-1)
2024-08-17 UFC 305: Du Plessis vs. Adesanya — Round 3 U-DEC
Women's Strawweight #16 Rose Namajunas (12-7)
2021-11-06 UFC 268: Usman vs. Covington 2 — Round 5 S-DEC 		Worst Loss Women's Flyweight #26 Ariane da Silva (6-8)
2023-12-16 UFC 296: Edwards vs. Covington — Round 2 SUB Armbar

Other Statistics

Zhang Weili Casey O'Neill
4 (30.8%) Finishes 4 (50%)
2 (15.4%) KOs 3 (37.5%)
2 (15.4%) Submissions 1 (12.5%)
6 (46.2%) Decisions 2 (25%)
125-72 Opponent Record 32-36
17.6 Avg. Opponent Rank 16
W 5 Long Streak W 4
L 1 Current Streak W 2

Last 5 Fights

Zhang Weili Casey O'Neill
2025-11-15 #2 Valentina Shevchenko (15-3)Round 5 U-DEC · UFC 322: Della Maddalena vs. Makhachev L 2026-03-28 #20 Gabriella Fernandes (3-3)Round 1 KO/TKO Punches · UFC Fight Night: Adesanya vs. Pyfer W
2025-02-08 #4 Tatiana Suarez (9-1)Women's StrawweightRound 5 U-DEC · UFC 312: Du Plessis vs. Strickland 2 W 2024-08-17 #2 Luana Santos (6-1)Round 3 U-DEC · UFC 305: Du Plessis vs. Adesanya W
2024-04-13 #26 Yan Xiaonan (9-5)Women's StrawweightRound 5 U-DEC · UFC 300: Pereira vs. Hill W 2023-12-16 #26 Ariane da Silva (6-8)Round 2 SUB Armbar · UFC 296: Edwards vs. Covington L
2023-08-19 #23 Amanda Lemos (9-7)Women's StrawweightRound 5 U-DEC · UFC 292: Sterling vs. O'Malley W 2023-03-18 Jennifer Maia (6-6)Round 3 U-DEC · UFC 286: Edwards vs. Usman 3 L
2022-11-12 #25 Carla Esparza (10-6)Women's StrawweightRound 2 SUB Rear Naked Choke · UFC 281: Adesanya vs. Pereira W 2022-02-12 Roxanne Modafferi (4-8)Round 3 S-DEC · UFC 271: Adesanya vs. Whittaker 2 W