UFC 331
Sep 19, 2026In 8 days
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Fighter Performance Comparison

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Fighters' Core Metrics

  • Striking Volume: Casey O'Neill 7.9 SLpM, Eduarda Moura 2.6 SLpM
  • Striking Accuracy: Casey O'Neill 52%, Eduarda Moura 37%
  • Damage Avoidance: Casey O'Neill 5.5 abs/min, Eduarda Moura 2.5 abs/min
  • Takedown Accuracy: Casey O'Neill 34%, Eduarda Moura 34%
  • Takedown Defense: Casey O'Neill 70%, Eduarda Moura 80%
  • Submission Threat: Casey O'Neill 0.7 per 15m, Eduarda Moura 0.4 per 15m
Performance Snapshot

Fighters' Core Metrics

Casey O'Neill
Eduarda Moura

Casey O'Neill vs Eduarda Moura AI Insight & Prediction: Expert Analysis & Fight Breakdown

AgentMMA AI Breakdown

How AgentMMA breaks down Casey O'Neill vs Eduarda Moura

Finish Maps

UFC Record Breakdown

Casey O'Neill
6-2UFC Record
KO/TKO (40%)
Sub (13%)
Decision (27%)
Losses (20%)
Eduarda Moura
3-2UFC Record
KO/TKO (24%)
Decision (48%)
Losses (29%)

Performance Stats

Performance Breakdown

Striking Accuracy52%
Grappling Efficiency45%
Takedown Defense70%
Cardio & Endurance76%
Fight IQ85%

Performance Breakdown

Striking Accuracy37%
Grappling Efficiency45%
Takedown Defense80%
Cardio & Endurance76%
Fight IQ85%

Last Opponents

Casey O'Neill
Eduarda Moura
Betting odds

Casey O'Neill vs Eduarda Moura sportsbook odds

Casey O'Neill is the betting favourite at -180 (1.56), with Eduarda Moura priced at +153 (2.53). Both prices are shown in American and decimal format.

Casey O'Neill

FavouriteImplied 64.3%Line drifting
-1801.56

Eduarda Moura

Implied 39.5%Line shortening
+1532.53

The green percentage is the Polymarket prediction market; the amber line is the sportsbook moneyline. They price the same fight two different ways.

Odds are based on bookmaker betting lines and reflect an average value, and they can move at any time. AgentMMA is not a bookmaker and takes no bets.

UFC 331 gets a sneaky good flyweight fight here, because Casey O'Neill and Eduarda Moura arrive with totally different kinds of pressure. O'Neill has won 2 straight, capped by the round 1 stoppage of Gabriella Fernandes at 3:11. Moura is trying to answer a decision loss to Wang Cong after decision wins over Lauren Murphy and Veronica Hardy. Here's the thing: O'Neill wants a busy fight where her hands keep coming and Moura never gets comfortable. Her 69 inch reach gives her a small advantage over Moura's 67, but Moura can erase that space by changing levels, driving to the fence, and making every exchange feel heavy.

Key Storylines
  • O'Neill brings 2 straight wins and serious early pressure
  • Moura's takedowns can turn clean striking exchanges into ugly scrambles
  • Only 2 inches of reach separate two very different rhythms
Finishing Window

The fight is most likely to break open late in round 1 or early in round 2, when the pace rises and clean space starts turning into rushed entries and scrambles.

One woman wants speed and room, while the other wants contact and control. On the feet, O'Neill has to keep her stance under her while throwing volume, because wild combinations can open a clean lane for a takedown. Moura landed 3 takedowns even in the loss to Wang, and everyone remembers the punches from mount that stopped Montserrat Conejo Ruiz. That is the danger in every scramble. Moura cannot hang outside and let O'Neill set the speed, while O'Neill cannot accept long clinches or get stuck underneath.

The battle after the first defended shot could tell us more than the opening punches. Both women have already shown they can handle 3 hard rounds, so this is not just about an early burst. It is about who can force her kind of fight when the first plan starts getting messy.

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Casey O'Neill vs Eduarda Moura Stats Comparison

Age
28
32
Height
5'6" (168 cm)
5'6" (168 cm)
Weight
125 lbs (57 kg)
125 lbs (57 kg)
Reach
69" (175 cm)
67" (170 cm)
Stance
Orthodox
Orthodox
AI Division Rank
Status
Contender
Contender

Key Insights: Casey O'Neill vs Eduarda Moura AI Analysis

Pace delta

+5.3 significant strikes/min

Casey O'Neill averages 7.9 significant strikes per minute while Eduarda Moura sits at 2.6.

Finish radar

The model flags a possible finish window. Unlock the supporting breakdown.

AgentMMA layers opponent strength, strike tempo, and grappling leverage to forecast this fight. Compare Casey O'Neill and Eduarda Moura, then unlock the round-by-round analysis and key factors.

AI War Room Preview

AgentMMA's model flagged a matchup edge. Unlock the full breakdown, model score, and supporting factors for Casey O'Neill vs Eduarda Moura.

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Model score and full reasoning inside

O'Neill vs Moura odds

Live Polymarket odds for Casey O'Neill vs Eduarda Moura are available on this page — the chart tracks how the market has moved ahead of the fight.

Odds update automatically as Polymarket prices move, and the market link sits next to the prediction. Compare the betting odds with the AgentMMA AI pick and verified fighter stats before you weigh the matchup.

Where to watch O'Neill vs Moura

Casey O'Neill vs Eduarda Moura is on the UFC 331 card on Sep 19, 2026. The bout goes out inside that card on the official UFC broadcaster or streaming service for your country — UFC Fight Pass and the UFC schedule show who holds the rights where you are. AgentMMA is not a broadcaster and never hosts or links to fight streams.

There is no legal free stream of a full UFC main card in most countries — broadcaster free trials, free-to-air coverage in a handful of markets and the occasional early prelim on the UFC's official channels are the legitimate exceptions. Free here for O'Neill vs Moura: the tale of the tape, verified stats, market odds and community picks.

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