Ailín Pérez vs Ronda Rousey
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
14-2-0Record13-2-0
BantamweightDivisionBantamweight
5'5"Height5'6"
66"Reach68"
135 lbsWeight135 lbs
The Goat Shed Academy· 1671 avg Elo · 8 ratedTeamTeam Hayastan
What's at stake
Ronda Rousey is the Elo favorite, so a win banks only +14 while a loss costs more — Ailín Pérez carries the upset premium, with more to gain and less to lose.
If they win+18→ 1728
If they lose-14→ 1696
If they win+14→ 1765
If they lose-18→ 1733
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.
1596 · 10 fightsPre-fight Elo1649 · 10 fights
Tracked stat edges
Tracked UFC statistics may not cover a fighter's full career. Unavailable measurements are not zero.
Elo Trajectory
Ailín PérezRonda Rousey
Win method breakdown
Combat Edge model read
Ronda Rousey69%
Ailín Pérez 31%Elo baseline: 56%
The Combat Edge model makes Ronda Rousey a 69% favorite over Ailín Pérez in a hypothetical meeting — in line with the Elo baseline (56%).
Ronda Rousey holds the higher Combat Edge Elo at 1751 to 1710, a 41-point edge.
Ailín Pérez enters on a 7-fight win streak.
Ailín Pérez finishes 43% of wins inside the distance, Ronda Rousey 100%.
Ronda Rousey carries a 2-inch reach advantage.
Model estimate for a hypothetical bout, generated from Combat Edge Elo, form, and career stats. Not a betting recommendation.