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Christian Leroy Duncan vs Marco Tulio

Middleweight · Prelims · UFC Fight Night: Bonfim vs. Brown

FINAL: Christian Leroy Duncan by KO/TKO Punch
Christian Leroy Duncan
Christian Leroy Duncan
Age 30 · Elo 1568
WWWLW
91 days since last fight
vs
Marco Tulio
Marco Tulio
Age 31 · Elo 1500*
WW
210 days since last fight

Who wins, by source

Christian Leroy DuncanMarco Tulio
Claude Claude: Christian Leroy Duncan 68% Claude: Marco Tulio 32% 68% 32% GPT GPT: Christian Leroy Duncan 62% GPT: Marco Tulio 38% 62% 38% Elo Elo: Christian Leroy Duncan 60% Elo: Marco Tulio 40% 60% 40%

Each row splits one source's view of the fight. The dashed line is even odds. Where the models sit further from the market, they are claiming an edge.

Tale of the tape

Christian Leroy DuncanMarco Tulio
Strikes landed / min Christian Leroy Duncan Strikes landed / min: 4.45 4.45 Marco Tulio Strikes landed / min: 4.42 4.42 Strikes absorbed / min Christian Leroy Duncan Strikes absorbed / min: 2.36 2.36 Marco Tulio Strikes absorbed / min: 2.78 2.78 Striking accuracy Christian Leroy Duncan Striking accuracy: 57% 57% Marco Tulio Striking accuracy: 51% 51% Striking defense Christian Leroy Duncan Striking defense: 54% 54% Marco Tulio Striking defense: 58% 58% Takedowns / 15 min Christian Leroy Duncan Takedowns / 15 min: 0.43 0.43 Marco Tulio Takedowns / 15 min: 1.33 1.33 Takedown defense Christian Leroy Duncan Takedown defense: 57% 57% Marco Tulio Takedown defense: 0% 0% Sub attempts / 15 min Christian Leroy Duncan Sub attempts / 15 min: 0.0 0.0 Marco Tulio Sub attempts / 15 min: 0.7 0.7

Career UFC averages. Bars are scaled within each row, so compare left against right, not row against row. The stronger side is highlighted, and for strikes absorbed the lower number is the better one.

How it ends

KO/TKOSubmissionDecision
Claude Claude: KO/TKO 55% 55% Claude: Submission 10% 10% Claude: Decision 35% 35%GPT GPT: KO/TKO 15% 15% GPT: Submission 8% 8% GPT: Decision 77% 77%

Each model's split across the ways this fight can finish, out of 100.

The analysis

Claude
Christian Leroy Duncan by KO/TKO, 68% confidence

Duncan's significant reach advantage (79" vs 74") and superior striking accuracy (62% vs 51%) create a clear path to victory. His recent form shows 2 KO/TKO wins in his last 4 fights, demonstrating finishing power. Tulio's poor takedown defense (0%) and lower striking defense (58% vs Duncan's 49%) make him vulnerable to Duncan's switch stance attacks. The 50-50 community split suggests uncertainty, but the statistical edge clearly favors Duncan.

GPT
Christian Leroy Duncan by Decision, 62% confidence

Duncan's superior striking accuracy (62%) and volume, combined with a 5-inch reach advantage, give him the edge on the feet, while Tulio's low takedown accuracy (20%) and 0% takedown defense may limit his grappling effectiveness. Tulio is more defensively sound but absorbs less damage, suggesting he will be competitive, but Duncan's offensive output and reach likely sway the judges.