UFC: Silva vs Irvin
Las Vegas, USA
19 Jul 2008
Heavyweight
VS
64%
Velasquez
36%
O'Brien
Win Probability
KO/TKO
Round 1 · 2:02
CV
Cain Velasquez
14 – 3
6'1"77" reachOrthodox43 yrsKnockout Artist
CFR 26
JO
Jake O'Brien
"Irish"
15 – 4
Well-Rounded41 yrsOrthodox76" reach6'3"
CFR 15

Combatrics Intelligence

Data-driven breakdown · fighter metrics

Edge: Velasquez

Velasquez holds a meaningful edge at 64% per the CFR ratings — but O'Brien has real paths to victory.

Key angles

The CFR gap of 11 points suggests a clear performance difference on paper.

Velasquez has beaten significantly higher-quality opposition — a QoV edge of 30 points.

Velasquez has the striking edge in both volume and accuracy.

Risk flags

Velasquez's chin rating of 44 flags durability concerns based on KO history.

O'Brien has a chin rating of 44 — a potential KO vulnerability.

Velasquez
O'Brien
Physical Matchup
Height · Reach · Age · Stance
6'1"
Height
+6'3"
77"+
Reach
76"
43
Age
+41
Orthodox
Stance
Orthodox
Velasquez
O'Brien
Composite Fighter Rating
Overall score combining performance, win quality, momentum & durability
25.8
14.6
69.4
Performance Avg
42.4
62
Quality of Victory
33
100
Momentum Score
50
Velasquez
O'Brien
Striking
Significant strikes per minute & accuracy
2.6
0.5
59%
Strike Accuracy
33%
9.9
Striking Style Score (/10)
3.6
10 KOs
KO Finishes
1 KOs
Strike targetStrike target
23
Head
1
1
Body
0
0
Leg
0
RangeRange
0Distance1
1Clinch0
23Ground0
Velasquez
O'Brien
Grappling
Takedowns, submissions & wrestling
0.4
/ 10
1.8
/ 10
0.3
Wrestling Style (/10)
1.3
0.0
Submission Style (/10)
0.0
0
Submission wins
0
Per-fight takedown stats will populate after live card results are scraped
Velasquez
O'Brien
Durability / Chin
Resilience against knockouts and stoppages
44
44
KO risk
Verdict
2 consec. KOs
2
KO/TKO Losses
2
1
Sub Losses
1
Avg R1.0 stoppage
KO round context
Avg R1.5 stoppage
Most recent fight
Last KO loss
2 fights ago
—
Strikes absorbed / min
—
15/17 fights
Chin rating based on
7/19 fights
Velasquez
O'Brien
Form & Momentum
Recent fight performance — most recent weighted 30%
100
50
L · KO · R1
W · KO · R1
L · Sub · R3
W · KO · R5
W · KO · R1
Last 5
L · Sub · R2
W · Dec · R3
L · KO · R1
L · KO · R2
W · Dec · R3
Velasquez
O'Brien
Finish Rate
Percentage of wins by KO/TKO or Submission
83%
25%
10
KO / TKO Wins
1
0
Submission Wins
0
2
Decision Wins
3

Style Fingerprint

Combatrics radar — 6 fighting dimensions scored 0–10

Velasquez
O'Brien
Striking9.9 / 3.6Volume2.9 / 7.1Grappling0.4 / 1.8Wrestling0.3 / 1.3Submission0.0 / 0.0Pressure8.2 / 3.5
Fighter 1
Fighter 2
9.9
Striking
KO power & stand-up volume
3.6
0.4
Grappling
Ground control & clinch
1.8
0.3
Wrestling
Takedown threat & defence
1.3
0.0
Submission
Submission attack frequency
0.0
8.2
Pressure
Clinch/ground work rate
3.5
2.9
Volume
Decision-pace fighting
7.1
Velasquez
Strike Zones
O'Brien
Velasquez
Attacking
23HEAD1BODY0LEGS24 landed
Absorbing
1HEAD0BODY0LEGS1 absorbed
O'Brien
Attacking
1HEAD0BODY0LEGS1 landed
Absorbing
23HEAD1BODY0LEGS24 absorbed
Targeting Overlap
🎯Velasquez targets the head (96% of attacks) — O'Brien absorbs 96% of strikes there
🎯O'Brien targets the head (100% of attacks) — Velasquez absorbs 100% of strikes there

Round by Round

This fight · per-round breakdown

Velasquez
RND
O'Brien
0/0R00/0

Velasquez · QOF Timeline

Avg: 4.4
0105.0W5.0W5.2W4.5W5.2W5.0W5.0W1.5L5.0W4.5W5.0W5.5W2.8L5.0W1.9L2008-042009-102012-052015-062019-02
WinLossTrend

O'Brien · QOF Timeline

Avg: 4.0
0105.2W4.5W4.5W3.5L1.5L4.5W4.5L2006-082007-012008-072009-07
WinLossTrend

Velasquez · Last 5

L · KO · R1
Francis NgannouRating 1.9
KO/TKO
UFC Fight Night: Ngannou vs. Velasquez · 2019-02
W · KO · R1
Travis BrowneRating 5
KO/TKO
UFC 200: Tate vs Nunes · 2016-07
L · Sub · R3
Fabricio WerdumRating 2.8
Submission
UFC 188: Velasquez vs Werdum · 2015-06
W · KO · R5
Junior Dos SantosRating 5.5
KO/TKO
UFC 166: Velasquez vs Dos Santos 3 · 2013-10
W · KO · R1
Antonio SilvaRating 5
KO/TKO
UFC 160: Velasquez vs Silva 2 · 2013-05

O'Brien · Last 5

L · Sub · R2
Jon JonesRating 4.5
Submission
UFC 100 · 2009-07
W · Dec · R3
Christian WellischRating 4.5
Decision
UFC 94: St-Pierre vs Penn 2 · 2009-01
L · KO · R1
Cain VelasquezRating 1.5
KO/TKO
UFC: Silva vs Irvin · 2008-07
L · KO · R2
Andrei ArlovskiRating 3.5
KO/TKO
UFC 82: Pride of a Champion · 2008-03
W · Dec · R3
Heath HerringRating 4.5
Decision
UFC Fight Night: Evans vs Salmon · 2007-01

News & Media

Cain Velasquez · Jake O'Brien
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