Ultimate Fighting Calendar
OKTAGONOKTAGON 51
Featherweight3 rounds scheduled
WIN
Radek Roušal
CzechiaRadek Roušal
“RUCHY”
7-2-0
RESULT

Radek Roušal def. Kallum Parker (DEC)

Decision · Round 3 · 5:00
Kallum Parker
United KingdomKallum Parker
4-7-0
Friday, December 29, 2023
O2 arena, Praha, Czechia

Radek Roušal defeated Kallum Parker by Decision in round 3 (5:00) in the Featherweight bout of OKTAGON 51, held Friday, December 29, 2023 at O2 arena, Praha.

Fight stats

Radek Roušal
Kallum Parker
-
Knockdowns
-
99
Significant strikes
23
-
Sig. strike accuracy
-
131
Total strikes
50
0 of 0
Takedowns
0 of 2
-
Takedown accuracy
0%
0
Submission attempts
0
-
Reversals
-
-
Control time
-
Significant strikes by target
74
Head
22
25
Body
1
0
Leg
0
-
Distance
-
-
Clinch
-
-
Ground
-

By round

ROUND 1
-
KD
-
30
Sig. str.
9
45
Total str.
11
24
Head
9
6
Body
0
-
Distance
-
-
Clinch
-
-
Takedowns
-
-
Sub. att
-
-
Ctrl
-
ROUND 2
-
KD
-
11
Sig. str.
4
20
Total str.
13
8
Head
3
3
Body
1
-
Distance
-
-
Clinch
-
-
Takedowns
-
-
Sub. att
-
-
Ctrl
-
ROUND 3
-
KD
-
58
Sig. str.
10
66
Total str.
26
42
Head
10
16
Body
0
-
Distance
-
-
Clinch
-
-
Takedowns
-
-
Sub. att
-
-
Ctrl
-

Betting Odds

Radek Roušal
-180
64% implied win probability
Open: -244Best: -160
Kallum Parker
+140
42% implied win probability
Open: +190Best: +150

Average moneyline across 4 sportsbooks.

SportsbookRadek RoušalKallum Parker
BetOnline-160+130
BetUS-190+145
Betway-200+150
Bovada-175+135

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

Frequently asked questions

Who won Radek Roušal vs Kallum Parker?

Radek Roušal defeated Kallum Parker by Decision in round 3 (5:00) in the Featherweight bout of OKTAGON 51, held Friday, December 29, 2023 at O2 arena, Praha.

Pre-fight comparison▾

Win probability

Radek Roušal 55%45% Kallum Parker

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

Tale of the Tape

7-2-0
Record
4-7-0
1545
Power Index rating
1509
4
Win Streak
0
31
Age
26
5'10"
178 cm
Height
5'10"
178 cm
-
Reach
-
-
Stance
-
Featherweight
Weight Class
Featherweight
Czechia
Nationality
United Kingdom

Striking Profile

6.48
SLpM
1.53
-
Str. Acc.
-
2.37
SApM
6.60
-
Str. Def.
-

Grappling Profile

-
TD Avg.
-
-
TD Acc.
-
-
TD Def.
-
0.00
Sub. Avg.
0.00

Recent form (last 5 fights)

Radek Roušal · 4-1
  • W
    Samuel Bark
    OKTAGON 87: SZABOVÁ VS. FERNANDES · Apr 25, 2026
    Knockout · R1 · 1:15 · Featherweight
  • W
    Corey Fry
    OKTAGON 79 · Nov 1, 2025
    Knockout · R1 · 1:54 · Featherweight
  • W
    Adrian Hamerski
    OKTAGON 74: BOLANDER VS. SZABOVÁ · Aug 9, 2025
    TKO · R2 · 1:09 · Featherweight
  • W
    Karol Kutyła
    OKTAGON 70: KRIŠTOFIČ VS. HUMBURGER · Apr 26, 2025
    TKO · R2 · 3:36 · Featherweight
  • L
    Jack Maguire
    OKTAGON 63: BUCHINGER vs. NAFUKA · Nov 9, 2024
    Submission · R2 · 2:44 · 68 kg Catchweight
Kallum Parker · 2-3
  • L
    Emre Han Hekimoglu
    Eternal MMA 105 · May 1, 2026
    Submission · R1 · 0:14 · Lightweight
  • L
    Artemios Trepca
    Eternal MMA 103 · Feb 21, 2026
    Unanimous Decision · Welterweight
  • W
    Emmanuel Ritti
    Eternal MMA 99 · Oct 11, 2025
    TKO · R1 · 1:31
  • L
    Damon Donald
    Cage Warriors 176 · Sep 7, 2024
    Unanimous Decision · Featherweight
  • W
    Jack Claffey
    Cage Warriors 175 · Jul 25, 2024
    TKO · R1 · 1:15 · Featherweight

Head-to-Head History

W
Decision
R3 · 5:00
OKTAGON 51
L

Career Averages

Based on 10 fights · 1 fight
63.9
Avg sig. strikes
23.0
125
Career high strikes
23

Strike Distribution

Radek Roušal
Strike target
Kallum Parker
75%
Head
96%
25%
Body
4%