UFC 134: Silva vs Okami
Rio de Janeiro, Brazil
27 Aug 2011
Lightweight
VS
27%
Pearson
73%
Barboza
Win Probability
Decision
Round 3 · 5:00
RP
Ross Pearson
"The Real Deal"
20 – 16
5'8"69" reachOrthodox41 yrs2-fight slideWell-Rounded
CFR 17
Edson
Edson Barboza
"Junior"
24 – 14
Well-Rounded3-fight slide40 yrsOrthodox75" reach5'11"
CFR 45

Combatrics Intelligence

Data-driven breakdown · fighter metrics

Edge: Barboza

Barboza is a strong favourite at 73% win probability per the CFR ratings. The data points decisively in one direction.

Key angles

The CFR gap of 28 points suggests a clear performance difference on paper.

Striking split: Pearson throws more volume but Barboza connects at a higher rate — quality vs quantity.

Risk flags

Pearson's chin rating of 0 flags durability concerns based on KO history.

Barboza has a chin rating of 0 — a potential KO vulnerability.

Pearson
Barboza
Physical Matchup
Height · Reach · Age · Stance
5'8"
Height
+5'11"
69"
Reach
+75"
41
Age
+40
Orthodox
Stance
Orthodox
Pearson
Barboza
Composite Fighter Rating
Overall score combining performance, win quality, momentum & durability
17.0
44.9
44.3
Performance Avg
46.3
42
Quality of Victory
40
89
Momentum Score
60
Pearson
Barboza
Striking
Significant strikes per minute & accuracy
1.6
1.3
44%
Strike Accuracy
46%
4.3
Striking Style Score (/10)
6.1
4 KOs
KO Finishes
9 KOs
Strike targetStrike target
16
Head
8
1
Body
7
3
Leg
1
RangeRange
20Distance14
0Clinch2
0Ground0
Pearson
Barboza
Grappling
Takedowns, submissions & wrestling
—
—
—
Sub Attempts / fight
0.0
1.4
Grappling Style Score (/10)
1.2
1.0
Wrestling Style Score (/10)
0.8
0:00
Control Time (this fight)
0:00
0
Reversals
0
Pearson
Barboza
Durability / Chin
Resilience against knockouts and stoppages
0
0
KO risk
Verdict
KO risk
4
KO/TKO Losses
4
1
Sub Losses
2
Avg R1.8 stoppage
KO round context
Avg R1.5 stoppage
Most recent fight
Last KO loss
Most recent fight
—
Strikes absorbed / min
—
26/36 fights
Chin rating based on
32/38 fights
Pearson
Barboza
Form & Momentum
Recent fight performance — most recent weighted 30%
89
60
2-fight 📉 slide
Current form
3-fight 📉 slide
L · KO · R1
L · Dec · R3
W · Dec · R3
L · KO · R2
L · Dec · R3
Last 5
L · KO · R1
L · Dec · R3
L · Dec · R5
W · Dec · R5
W · KO · R1
Pearson
Barboza
Finish Rate
Percentage of wins by KO/TKO or Submission
33%
50%
4
KO / TKO Wins
9
0
Submission Wins
0
8
Decision Wins
9

Style Fingerprint

Combatrics radar — 6 fighting dimensions scored 0–10

Pearson
Barboza
Striking4.3 / 6.1Volume5.6 / 5.1Grappling1.4 / 1.2Wrestling1.0 / 0.8Submission0.0 / 0.0Pressure3.8 / 5.2
Fighter 1
Fighter 2
4.3
Striking
KO power & stand-up volume
6.1
1.4
Grappling
Ground control & clinch
1.2
1.0
Wrestling
Takedown threat & defence
0.8
0.0
Submission
Submission attack frequency
0.0
3.8
Pressure
Clinch/ground work rate
5.2
5.6
Volume
Decision-pace fighting
5.1
Pearson
Strike Zones
Barboza
Pearson
Attacking
16HEAD1BODY3LEGS20 landed
Absorbing
8HEAD7BODY1LEGS16 absorbed
Barboza
Attacking
8HEAD7BODY1LEGS16 landed
Absorbing
16HEAD1BODY3LEGS20 absorbed
Targeting Overlap
🎯Pearson targets the head (80% of attacks) — Barboza absorbs 80% of strikes there
🎯Barboza targets the head (50% of attacks) — Pearson absorbs 50% of strikes there

Round by Round

This fight · per-round breakdown

Pearson
RND
Barboza
0/0R00/0
0/0R10/0

Pearson · QOF Timeline

Avg: 4.6
0104.5W4.2W4.5W2.8L4.5W6.0L4.5W3.3L5.2W5.2W5.5L5.2W2.8L5.2W5.5L4.5W5.5L4.5W5.5L5.5L5.5L3.6L4.5W5.5L1.5L2009-062012-062015-072017-062019-03
WinLossTrend

Barboza · QOF Timeline

Avg: 4.9
0105.5W4.5W4.5W5.5W1.5L5.0W5.2W4.5W1.5L5.0W5.2W5.6L4.5W3.3L4.5W4.5W6.2W5.5L5.5L6.4W3.1L5.5L6.2L4.6W5.5W3.7L6.5L6.2W5.3W7.0L6.5L2.7L2010-112014-042017-032021-052025-12
WinLossTrend

Pearson · Last 5

L · KO · R1
Desmond GreenRating 1.5
KO/TKO
UFC Fight Night: Barboza vs. Gaethje · 2019-03
L · Dec · R3
John MakdessiRating 5.5
Decision
UFC Fight Night: Alvarez vs. Poirier 2 · 2018-07
W · Dec · R3
Mizuto HirotaRating 4.5
Decision
UFC 221: Romero vs. Rockhold · 2018-02
L · KO · R2
Dan HookerRating 3.6
KO/TKO
UFC Fight Night: Lewis vs. Hunt · 2017-06
L · Dec · R3
Stevie RayRating 5.5
Decision
UFC Fight Night: Mousasi vs. Hall 2 · 2016-11

Barboza · Last 5

L · KO · R1
Jalin TurnerRating 2.7
KO/TKO
UFC 323: Dvalishvili vs. Yan 2 · 2025-12
L · Dec · R3
Drakkar KloseRating 6.5
Decision
UFC 319: Du Plessis vs. Chimaev · 2025-08
L · Dec · R5
Lerone MurphyRating 7
Decision
UFC Fight Night: Barboza vs. Murphy · 2024-05
W · Dec · R5
Sodiq YusuffRating 5.3
Decision
UFC Fight Night: Yusuff vs. Barboza · 2023-10
W · KO · R1
Billy QuarantilloRating 6.2
KO/TKO
UFC Fight Night: Holloway vs. Allen · 2023-04

News & Media

Ross Pearson · Edson Barboza
← Back to fights