Ultimate Fighting Calendar
HeavyweightPerformance of the Night5 rounds scheduled
WIN
Jairzinho Rozenstruik
Bigi Boy
15-6-0
RESULT

Jairzinho Rozenstruik def. Augusto Sakai (TKO)

TKO · Round 1 · 4:59
Saturday, June 5, 2021
Meta Apex, Las Vegas, United States

Jairzinho Rozenstruik defeated Augusto Sakai by TKO in round 1 (4:59) in the Heavyweight main event of UFC Fight Night: Rozenstruik vs Sakai, held Saturday, June 5, 2021 at Meta Apex, Las Vegas.

Fight stats

Jairzinho Rozenstruik
Augusto Sakai
1
Knockdowns
0
16 of 29
Significant strikes
3 of 14
55%
Sig. strike accuracy
21%
16 of 29
Total strikes
3 of 14
0 of 0
Takedowns
0 of 0
-
Takedown accuracy
-
0
Submission attempts
0
0
Reversals
0
0:02
Control time
0:00
Significant strikes by target
6 of 17
Head
0 of 5
5 of 6
Body
1 of 4
5 of 6
Leg
2 of 5
15 of 26
Distance
3 of 14
0 of 0
Clinch
0 of 0
1 of 3
Ground
0 of 0

By round

ROUND 1
1
KD
0
16 of 29
Sig. str.
3 of 14
16 of 29
Total str.
3 of 14
0 of 0
Takedowns
0 of 0
0
Sub. att
0
0:02
Ctrl
0:00

Betting Odds

Jairzinho Rozenstruik
-125
56% implied win probability
Open: -124Best: -115
Augusto Sakai
+100
50% implied win probability
Open: +102Best: +110

Average moneyline across 12 sportsbooks.

SportsbookJairzinho RozenstruikAugusto Sakai
BetAnything-115-105
BetOnline-125+105
Bookmaker-123-108
Bovada-120+100
Cloudbet-125+109
DraftKings-121+100
FanDuel-130+110
MyBookie-125-105
Pinnacle-130+102
sportsbetio-135-112
sports-interaction-135+105
unibet-121+100

Odds are for information only. · Odds data: fightodds.io

Frequently asked questions

Who won Jairzinho Rozenstruik vs Augusto Sakai?

Jairzinho Rozenstruik defeated Augusto Sakai by TKO in round 1 (4:59) in the Heavyweight main event of UFC Fight Night: Rozenstruik vs Sakai, held Saturday, June 5, 2021 at Meta Apex, Las Vegas.

Referee
Herb Dean
Time format
5 Rnd (5-5-5-5-5)
Pre-fight comparison

Win probability

Jairzinho Rozenstruik 50%50% Augusto Sakai

What the model gave each fighter going into the fight, from their pre-fight UFCalendar Power Index ratings. See the full Power Index

Fight DNA

Head to head

UFCalendar's style model · Heavyweight roster (149 fighters)

Jairzinho Rozenstruik
Knockout Artist
6 edges
Augusto Sakai
Complete Fighter
4 edges
PowerSpeedPrecisionDurabilityEngineWrestlingGround

Radar scaled to this matchup · bars show the gap

Style shape

99Power88
96Speed68
98Precision76
96Durability93
71Engine75
45Wrestling74
49Ground67

Biggest edge Jairzinho Rozenstruik, Kick speed +35

Attribute by attribute

Jairzinho Rozenstruik is on the left of every row, Augusto Sakai on the right.
99Punch power94
98Kick power82
96Punch speed74
96Kick speed61
98Accuracy76
45Takedowns74
56Ground striking81
42Submissions52
94Chin94
97Body strength92
71Cardio75

Attributes are rated 0-100 by UFCalendar's style model.

Tale of the Tape

15-6-0
Record
16-5-1
1799
Power Index rating
1798
0
Win Streak
0
38
Age
35
6'2"
188 cm
Height
6'3"
191 cm
78"
198 cm
Reach
77"
196 cm
Orthodox
Stance
Orthodox
Heavyweight
Weight Class
Heavyweight
Suriname
Nationality
Brazil

Striking Profile

3.48
SLpM
4.60
48%
Str. Acc.
49%
2.63
SApM
3.83
52%
Str. Def.
48%

Grappling Profile

0.00
TD Avg.
0.23
0%
TD Acc.
40%
72%
TD Def.
56%
0.00
Sub. Avg.
0.00

Recent form (last 5 fights)

Jairzinho Rozenstruik · 4-1
  • W
    DBX 3: Rozenstruik vs. Perez · Aug 29, 2025
    TKO · R1 · 1:54
  • W
    DBX 2: Rozenstruik vs. Cardoso · Jun 14, 2025
    TKO · R2 · 2:00
  • L
    UFC Saudi Arabia: Adesanya vs Imavov · Feb 1, 2025
    Unanimous Decision · R3 · 5:00 · Heavyweight
  • W
    UFC 305: Du Plessis vs Adesanya · Aug 17, 2024
    Split Decision · R3 · 5:00 · Heavyweight
  • W
    UFC Fight Night: Rozenstruik vs Gaziev · Mar 2, 2024
    TKO · R4 · 5:00 · Heavyweight
Augusto Sakai · 2-3
  • L
    KSW 120 - Haratyk vs. Lesko · Jul 18, 2026
    Unanimous Decision · R3 · 5:00 · Heavyweight
  • L
    KSW 113 - Bartosinski vs. Tulshaev · Dec 20, 2025
    Unanimous Decision · R3 · 5:00 · Heavyweight
  • W
    KSW 105 - Bartosinski vs. Grzebyk 2 · Apr 26, 2025
    Split Decision · R3 · 5:00 · Heavyweight
  • L
    KSW 95 - Wiklacz vs. Przybysz 5 · Jun 7, 2024
    Unanimous Decision · R5 · 5:00 · Heavyweight
  • W
    UFC Fight Night: Muniz vs Allen · Feb 25, 2023
    Unanimous Decision · R3 · 5:00 · Heavyweight

Career Averages

Based on 15 fights · 9 fights
32.9
Avg sig. strikes
47.8
0.00
Avg takedowns
0.22
0:03
Avg control time
1:54
127
Career high strikes
111
0
Career high TDs
1

Strike Distribution

Jairzinho Rozenstruik
Strike target
Augusto Sakai
60%
Head
59%
15%
Body
28%
25%
Leg
13%
Jairzinho Rozenstruik
Strike position
Augusto Sakai
87%
Distance
60%
8%
Clinch
35%
5%
Ground
5%