Women's Bantamweight
3 Rounds
Ailin Perez won · U-DEC R3
UFC Event·Saturday, February 28, 2026·Mexico City, Distrito Federal, Mexico, Mexico
Style matchupAilin Perez: WrestlervsMacy Chiasson: Well-rounded
Well-rounded fighters typically have the tools to neutralize wrestlers if their TD defense is sharp.
Model Prediction: Ailin Perez wins(57.2%)
Actual result: Ailin Perez wins · Model version: ufc_v4_pure_xgboost_20260517_121258
Correct
Scouting Report
Auto-generated signals worth knowing before you read the deep stats below.
- Ailin Perez enters on a 5-fight win streak.
- Ailin Perez has 12pp better strike defense — meaningful gap.
- Stance matchup historically favors Ailin Perez (52.9%).
- Macy Chiasson has a 15cm reach advantage.
Tale of the Tape
Ailin Perez
Red Corner
VS
Macy Chiasson
Blue Corner
-180
(64%)
Vegas Odds
+152
(40%)
31
Age
34
Switch
Stance
Orthodox
5'5"
Height
5'11"
167.64 cm
Reach
182.88 cm
Recent Form
Last 5 fights for each fighter — most recent on the right. Hover any result for the matchup.
Ailin PerezW5 streak
oldest →latest
W
vs Ashlee Evans-Smith · Jul 23W
vs Lucie Pudilova · Nov 23W
vs Joselyne Edwards · Jun 24W
SUBvs Daria Zhelezniakova · Sep 24W
vs Karol Rosa · Jan 25Macy ChiassonL2 streak
oldest →latest
L
KOvs Irene Aldana · Sep 22W
SUBvs Pannie Kianzad · Mar 24W
KOvs Mayra Bueno Silva · Jun 24L
vs Ketlen Vieira · May 25L
vs Yana Santos · Oct 25Output & Defense Comparison
Rate-normalized career statistics. Bold side has the edge per metric.
Ailin PerezMetricMacy Chiasson
2.88
Strikes / min
3.21
1.58
Strikes absorbed / min
2.76
56%
Strike defense
44%
4.90
TDs / 15 min
1.87
72%
Takedown defense
62%
0.20
Sub atts / 15 min
0.40
Net striking (SLpM − SApM)
+1.30evenly matched on net striking+0.45
Statistical Profile
Career averages and model features. Bigger shape = stronger across measured dimensions.
Ailin PerezMacy Chiasson
Recent Elo Trajectory
Last 10 fights for each fighter, aligned right (most recent on the right).
Ailin Perez(7 fights)Macy Chiasson(10 fights)
Model Feature Differentials (Red − Blue)
RedElo RatingBlue
+27.9-27.9
RedLayoff (days)Blue
+259.0-259.0
RedForm ScoreBlue
+1.5-1.5
RedStriker ScoreBlue
-0.20.2
RedGrappler ScoreBlue
+0.3-0.3
Ailin Perez
StanceSwitch
Height65.0"
Reach66.0"
Fights7
Macy Chiasson
StanceOrthodox
Height71.0"
Reach72.0"
Fights14