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: Rozenstruik vs. Sakai
Las Vegas, USA
5 Jun 2021
Heavyweight
VS
64%
Rozenstruik
36%
Sakai
Win Probability
KO/TKO
Round 1 · 4:59
Jairzinho
Jairzinho Rozenstruik
"Bigi Boy"
156
6'2"78" reachOrthodox38 yrsKnockout Artist
CFR 51
AS
Augusto Sakai
165
Well-Rounded35 yrsOrthodox77" reach6'3"
CFR 29
★ Official Result
Jairzinho RozenstruikwinsKO/TKOR1 · 4:59
def. Augusto Sakai · UFC Fight Night: Rozenstruik vs. Sakai

Fight Report

Pre-fight analysis · prediction vs result

Prediction vs Result
We predicted
Rozenstruik
Actual result
Rozenstruik wins
KO/TKO · R1
Pre-fight analysis

Rozenstruik holds a meaningful edge at 64% per the CFR ratings — but Sakai has real paths to victory.

Key angles

The CFR gap of 23 points suggests a clear performance difference on paper.

Rozenstruik has beaten significantly higher-quality opposition — a QoV edge of 17 points.

Risk flags

Rozenstruik's chin rating of 38 flags durability concerns based on KO history.

Sakai has a chin rating of 12 — a potential KO vulnerability.

This Fight — Statistics

Actual stats from this bout
RozenstruikSakai
0
Sig. Strikes
0
0.0
Strikes / min (SLpM)
0.0
Strike Accuracy
Rozenstruik
Sakai
Physical Matchup
Height · Reach · Age · Stance
6'2"
Height
+6'3"
78"+
Reach
77"
38
Age
+35
Orthodox
Stance
Orthodox
Rozenstruik
Sakai
Composite Fighter Rating
Overall score combining performance, win quality, momentum & durability
51.3
28.5
56.7
Performance Avg
44.4
54
Quality of Victory
37
56
Momentum Score
100
Rozenstruik
Sakai
Striking
Career averages · see This Fight stats above
10.0
/ 10
5.1
/ 10
8.0
Style: Pressure
4.5
2.1
Style: Volume
5.9
8 KO wins
Finish Rate (strikes)
2 KO wins
Per-minute strike stats will populate after live card results are scraped
Strike targetStrike target
6
Head
0
5
Body
1
5
Leg
2
RangeRange
15Distance3
0Clinch0
1Ground0
Rozenstruik
Sakai
Grappling
Career averages · see This Fight stats above
0.3
/ 10
1.4
/ 10
0.2
Wrestling Style (/10)
1.0
0.0
Submission Style (/10)
0.0
0
Submission wins
0
Per-fight takedown stats will populate after live card results are scraped
Rozenstruik
Sakai
Durability / Chin
Resilience against knockouts and stoppages
38
12
KO risk
Verdict
4 consec. KOs
2
KO/TKO Losses
4
1
Sub Losses
0
Avg R1.0 stoppage
KO round context
Avg R2.5 stoppage
5 fights ago
Last KO loss
1 fight ago
Strikes absorbed / min
15/21 fights
Chin rating based on
9/21 fights
Rozenstruik
Sakai
Form & Momentum
Recent fight performance — most recent weighted 30%
56
100
L · Dec · R3
W · Dec · R3
W · KO · R4
L · Sub · R1
W · KO · R1
Last 5
W · Dec · R3
L · KO · R2
L · KO · R2
L · KO · R1
L · KO · R5
Rozenstruik
Sakai
Finish Rate
Percentage of wins by KO/TKO or Submission
89%
40%
8
KO / TKO Wins
2
0
Submission Wins
0
1
Decision Wins
3

Style Fingerprint

Combatrics radar — 6 fighting dimensions scored 0–10

Rozenstruik
Sakai
Striking10.0 / 5.1Volume2.1 / 5.9Grappling0.3 / 1.4Wrestling0.2 / 1.0Submission0.0 / 0.0Pressure8.0 / 4.5
Fighter 1
Fighter 2
10.0
Striking
KO power & stand-up volume
5.1
0.3
Grappling
Ground control & clinch
1.4
0.2
Wrestling
Takedown threat & defence
1.0
0.0
Submission
Submission attack frequency
0.0
8.0
Pressure
Clinch/ground work rate
4.5
2.1
Volume
Decision-pace fighting
5.9
Rozenstruik
Strike Zones
Sakai
Rozenstruik
Attacking
6HEAD5BODY5LEGS16 landed
Absorbing
0HEAD1BODY2LEGS3 absorbed
Sakai
Attacking
0HEAD1BODY2LEGS3 landed
Absorbing
6HEAD5BODY5LEGS16 absorbed
Targeting Overlap
🎯Rozenstruik targets the head (38% of attacks) — Sakai absorbs 38% of strikes there
🎯Sakai targets the legs (67% of attacks) — Rozenstruik absorbs 67% of strikes there

Round by Round

This fight · per-round breakdown

Rozenstruik
RND
Sakai
0/0R00/0
0/0R10/0

Rozenstruik · Last 5

L · Dec · R3
Sergei Pavlovich
Decision
UFC Fight Night: Adesanya vs. Imavov · 2025-02
W · Dec · R3
Tai Tuivasa
Decision
UFC 305: Du Plessis vs. Adesanya · 2024-08
W · KO · R4
Shamil Gaziev
KO/TKO
UFC Fight Night: Rozenstruik vs. Gaziev · 2024-03
L · Sub · R1
Jailton Almeida
Submission
UFC Fight Night: Rozenstruik vs. Almeida · 2023-05
W · KO · R1
Chris Daukaus
KO/TKO
UFC 282: Blachowicz vs. Ankalaev · 2022-12

Sakai · Last 5

W · Dec · R3
Don'Tale Mayes
Decision
UFC Fight Night: Muniz vs. Allen · 2023-02
L · KO · R2
Serghei Spivac
KO/TKO
UFC Fight Night: Santos vs. Hill · 2022-08
L · KO · R2
Tai Tuivasa
KO/TKO
UFC 269: Oliveira vs. Poirier · 2021-12
L · KO · R1
Jairzinho Rozenstruik
KO/TKO
UFC Fight Night: Rozenstruik vs. Sakai · 2021-06
L · KO · R5
Alistair Overeem
KO/TKO
UFC Fight Night: Overeem vs. Sakai · 2020-09

News & Media

Jairzinho Rozenstruik · Augusto Sakai
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