Result
Ailín PérezDecision (unanimous)
MethodDecision (unanimous)
RoundR3
Time5:00
Time format(5-5-5)
RefereeMike Beltran
Details(29–28, 29–28, 30–27)
Elo swing-16Karol Rosa (1657 → 1641)+16Ailín Pérez (1664 → 1680)
DateJan 18, 2025
DivisionWomen's Bantamweight
StatusCompleted
VenueIntuit Dome
BroadcastPPV
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L
19-8-0Karol Rosa
W
Fiona | 14-2-0Ailín Pérez
Karol Rosa vs Ailín Pérez
Method :Decision (unanimous)
Round :R3
Time :5:00
Time format :(5-5-5)
Referee :Mike Beltran
Details :(29–28, 29–28, 30–27)
Karol Rosa
Elo1647Solid
3Y trend1660 → 1647
Fight Overview
RoundR3
Time5:00
MethodDecision (unanimous)
Ailín Pérez
Elo1710Good
3Y trend1628 → 1710
What changed?
Checked daily by Combat Edge. Times show when we recorded an update, not when it was announced.
Combat Edge Intelligence
Fight Intelligence
Ailín Pérez won this fight by Decision (unanimous) in round R3 at 5:00. Ailín Pérez led more tracked fight-stat categories from the recorded round totals. Attempt-rate stats such as 1 of 4 takedowns require attempt fields from the legacy API before Combat Edge can calculate them accurately.
Compare Karol Rosa and Ailín Pérez across their careers →Elo Recent career Elo trajectory
Recent three-year Elo paths for both fighters. Ratings shown here are current career context; the event-specific prediction or verified result remains on this Fight page.
Karol RosaAilín Pérez
Elo edge
Karol Rosa1647-11 last move
Ailín Pérez1710+16 last move
Why they are ranked here
Karol Rosa#15 of 69 active Women Bantamweight fighters · 1647 Elo
- Biggest gain
- Beat Nora Cornolle (rated 1666 at the time): +17.
- Costliest loss
- Lost to Sara McMann (rated 1607 at the time): -19.
- Last 5 fights
- 2 wins, 3 losses, -13 Elo in total.
- Next places
- 0 points behind #14 Alice Pereira, 0 ahead of #16 Nora Cornolle.
Ailín Pérez#4 of 69 active Women Bantamweight fighters · 1710 Elo
- Biggest gain
- Beat Romina Aguirre (rated 1500 at the time): +22.
- Costliest loss
- Lost to Stephanie Egger (rated 1603 at the time): -30.
- Last 5 fights
- 5 wins, 0 losses, +83 Elo in total.
- Next places
- 18 points behind #3 Lucia Szabová, 3 ahead of #5 Joselyne Edwards.
Every rated fight moves a rating by an amount set by the opponent's rating at the time, the result and how it ended. Places are counted among fighters active in the last 24 months. How the rating is calculated
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Recorded fight totals
Karol RosavsAilín Pérez
Control time
0:00vs4:15
Total strikes
120vs81
Sig. strikes
53vs62
Takedowns
0vs2
Finishing profile
Karol Rosadecision leads 68% of wins
Ailín Pérezdecision leads 57% of wins
Common opponents
Norma DumontKarol Rosa: loss · Decision (Unanimous) · Apr 22, 2023Ailín Pérez: win · Decision (Unanimous) · Sep 26, 2026
Joselyne EdwardsKarol Rosa: win · Decision (Unanimous) · Feb 6, 2021Ailín Pérez: win · Decision (Unanimous) · Jun 1, 2024
Tamires VidalKarol Rosa: win · Submission (Arm Triangle Choke) · Mar 24, 2019Ailín Pérez: loss · Nov 6, 2021
Round stats
Karol Rosa vs Ailín Pérez is a completed Women's Bantamweight fight from UFC 311 : MAKHACHEV VS MOICANO. Ailín Pérez defeated Karol Rosa by Decision (unanimous) in round R3 at 5:00. Combat Edge lists the result, records, fight stats, Elo context, and links to both fighter profiles.
Karol Rosa vs Ailín Pérez quick answers
Who won Karol Rosa vs Ailín Pérez?
Ailín Pérez won Karol Rosa vs Ailín Pérez by Decision (unanimous) in round R3 at 5:00.
What event is Karol Rosa vs Ailín Pérez on?
Karol Rosa vs Ailín Pérez is listed on UFC 311 : MAKHACHEV VS MOICANO.
What are the records for Karol Rosa vs Ailín Pérez?
Karol Rosa enters with a 19-8-0 record and Ailín Pérez enters with a 14-2-0 record.
What division is Karol Rosa vs Ailín Pérez?
Karol Rosa vs Ailín Pérez is listed as a Women's Bantamweight fight.
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