METRICS GUIDE

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All stats are calculated from official fight data. Style scores are Combatrics proprietary ratings updated after every event.

UFC Fight Night: Swanson vs. Ortega
Fresno, USA
9 Dec 2017
Bantamweight
VS
4%
Tomas
96%
Perez
Win Probability
Submission
Round 2 · 1:54
CJ
Carls John De Tomas
62
5'5"71" reachSouthpaw29 yrs2-fight slideWell-Rounded
CFR 2
Alex
Alex Perez
2610
Well-Rounded34 yrsOrthodox65" reach5'6"
CFR 61
★ Official Result
Alex PerezwinsSubmissionR2 · 1:54
def. Carls John De Tomas · UFC Fight Night: Swanson vs. Ortega

Fight Report

Pre-fight analysis · prediction vs result

Prediction vs Result
We predicted
Perez
Actual result
Perez wins
Submission · R2
Pre-fight analysis

Perez is a strong favourite at 96% win probability per the CFR ratings. The data points decisively in one direction.

Key angles

The CFR gap of 58 points suggests a clear performance difference on paper.

Perez has beaten significantly higher-quality opposition — a QoV edge of 50 points.

Perez has the striking edge in both volume and accuracy.

Risk flags

Perez has a chin rating of 18 — a potential KO vulnerability.

This Fight — Statistics

Actual stats from this bout
TomasPerez
0
Sig. Strikes
0
0.0
Strikes / min (SLpM)
0.0
Strike Accuracy
Tomas
Perez
Physical Matchup
Height · Reach · Age · Stance
5'5"
Height
+5'6"
71"+
Reach
65"
29+
Age
34
Southpaw
Stance
Orthodox
Tomas
Perez
Composite Fighter Rating
Overall score combining performance, win quality, momentum & durability
2.4
60.7
0.0
Performance Avg
52.7
0
Quality of Victory
50
0
Momentum Score
100
Tomas
Perez
Striking
Career averages · see This Fight stats above
0.4
2.3
44%
Strike Accuracy
49%
0.0
Striking Style Score (/10)
6.1
0 KOs
KO Finishes
4 KOs
Strike targetStrike target
0
Head
7
0
Body
2
0
Leg
0
RangeRange
0Distance1
0Clinch0
0Ground8
Tomas
Perez
Grappling
Career averages · see This Fight stats above
0.0
/ 10
2.6
/ 10
0.0
Wrestling Style (/10)
1.8
0.0
Submission Style (/10)
2.5
0
Submission wins
2
Per-fight takedown stats will populate after live card results are scraped
Tomas
Perez
Durability / Chin
Resilience against knockouts and stoppages
86
18
Never stopped
Verdict
KO risk
0
KO/TKO Losses
2
1
Sub Losses
3
KO round context
Avg R1.5 stoppage
Last KO loss
3 fights ago
Strikes absorbed / min
2/8 fights
Chin rating based on
15/36 fights
Tomas
Perez
Form & Momentum
Recent fight performance — most recent weighted 30%
0
100
2-fight 📉 slide
Current form
L · Sub · R2
L · Dec · R3
Last 5
Upcoming
W · KO · R1
L · Sub · R3
L · KO · R2
W · KO · R2
Tomas
Perez
Finish Rate
Percentage of wins by KO/TKO or Submission
0%
75%
0
KO / TKO Wins
4
0
Submission Wins
2
0
Decision Wins
2

Style Fingerprint

Combatrics radar — 6 fighting dimensions scored 0–10

Tomas
Perez
Striking0.0 / 6.1Volume0.0 / 3.1Grappling0.0 / 2.6Wrestling0.0 / 1.8Submission0.0 / 2.5Pressure0.0 / 7.0
Fighter 1
Fighter 2
0.0
Striking
KO power & stand-up volume
6.1
0.0
Grappling
Ground control & clinch
2.6
0.0
Wrestling
Takedown threat & defence
1.8
0.0
Submission
Submission attack frequency
2.5
0.0
Pressure
Clinch/ground work rate
7.0
0.0
Volume
Decision-pace fighting
3.1
Tomas
Strike Zones
Perez
Tomas
Attacking
0HEAD0BODY0LEGS0 landed
Absorbing
7HEAD2BODY0LEGS9 absorbed
Perez
Attacking
7HEAD2BODY0LEGS9 landed
Absorbing
0HEAD0BODY0LEGS0 absorbed
Targeting Overlap
🎯Perez targets the head (78% of attacks) — Tomas absorbs 78% of strikes there

Round by Round

This fight · per-round breakdown

Tomas
RND
Perez
0/0R00/0

Tomas · QOF Timeline

Avg: 4.8
0105.5L4.0L2017-062017-12
WinLossTrend

Perez · QOF Timeline

Avg: 4.5
0105.2W4.5W5.0W1.5L4.5W5.0W5.0W2.6L2.8L6.9L5.3W3.9L5.1L5.9W2017-122019-032022-072025-112026-01
WinLossTrend

Tomas · Last 2

L · Sub · R2
Alex PerezRating 4
Submission
UFC Fight Night: Swanson vs. Ortega · 2017-12
L · Dec · R3
Naoki InoueRating 5.5
Decision
UFC Fight Night: Holm vs. Correia · 2017-06

Perez · Last 5

Upcoming
Sumudaerji
UFC Fight Night: Song vs. Figueiredo · 2026-05
W · KO · R1
Charles JohnsonRating 5.9
KO/TKO
UFC 324: Gaethje vs. Pimblett · 2026-01
L · Sub · R3
Asu AlmabayevRating 5.1
Submission
UFC Fight Night: Tsarukyan vs. Hooker · 2025-11
L · KO · R2
Tatsuro TairaRating 3.9
KO/TKO
UFC Fight Night: Perez vs. Taira · 2024-06
W · KO · R2
Matheus NicolauRating 5.3
KO/TKO
UFC Fight Night: Nicolau vs. Perez · 2024-04

News & Media

Carls John De Tomas · Alex Perez
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