Julianna Peña vs Kayla Harrison
Side-by-side comparison: records, physical profile, Combat Edge Elo, win methods, tracked UFC stats, and common opponents.
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Tale of the tape
12-6-0Record19-1-0
Women's BantamweightDivisionBantamweight
5'7"Height5'8"
69"Reach66″
135 lbsWeight135 lbs
SikJitsuTeamAmerican Top Team
What's at stake
Kayla Harrison is the Elo favorite, so a win banks only +10 while a loss costs more — Julianna Peña carries the upset premium, with more to gain and less to lose.
If they win+22→ 1655
If they lose-10→ 1623
If they win+10→ 1788
If they lose-22→ 1756
Projected for a decision result at current ratings. A finish (KO/TKO or submission) scales the swing up by roughly 20–25%.
Opponent quality
Average pre-fight Elo of each fighter's latest 10 counted pro MMA opponents. Higher means the recent schedule was stronger; later opponent results do not rewrite the score.
1678 · 10 fightsPre-fight Elo1579 · 10 fights
Tracked stat edges
Elo Trajectory
Julianna PeñaKayla Harrison
Win method breakdown
Combat Edge model read
Kayla Harrison88%
Julianna Peña 12%Elo baseline: 70%
The Combat Edge model makes Kayla Harrison a 88% favorite over Julianna Peña in a hypothetical meeting — in line with the Elo baseline (70%).
Kayla Harrison holds the higher Combat Edge Elo at 1778 to 1633, a 145-point edge.
Kayla Harrison enters on a 4-fight win streak.
Julianna Peña finishes 67% of wins inside the distance, Kayla Harrison 74%.
Julianna Peña carries a 3-inch reach advantage.
Model estimate for a hypothetical bout, generated from Combat Edge Elo, form, and career stats. Not a betting recommendation.