UFC Fight Night: Overeem vs Arlovski
Rotterdam, Netherlands
8 May 2016
Women's Strawweight
VS
74%
Kowalkiewicz
26%
Clark
Win Probability
Decision
Round 3 · 5:00
Karolina
Karolina Kowalkiewicz
16 – 10
5'3"64" reachOrthodox40 yrs3-fight slideWell-Rounded
CFR 33
HC
Heather Clark
"Hurricane"
7 – 6
Well-Rounded2-fight slide45 yrsOrthodox64" reach5'6"
CFR 11

Combatrics Intelligence

Data-driven breakdown · fighter metrics

Edge: Kowalkiewicz

Kowalkiewicz is a strong favourite at 74% win probability per the CFR ratings. The data points decisively in one direction.

Key angles

The CFR gap of 21 points suggests a clear performance difference on paper.

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

Risk flags

Kowalkiewicz's chin rating of 20 flags durability concerns based on KO history.

Kowalkiewicz
Clark
Physical Matchup
Height · Reach · Age · Stance
5'3"
Height
+5'6"
64"
Reach
64"
40+
Age
45
Orthodox
Stance
Orthodox
Kowalkiewicz
Clark
Composite Fighter Rating
Overall score combining performance, win quality, momentum & durability
32.7
11.3
35.6
Performance Avg
28.3
28
Quality of Victory
25
40
Momentum Score
33
Kowalkiewicz
Clark
Striking
Significant strikes per minute & accuracy
2.1
1.4
42%
Strike Accuracy
45%
0.9
Striking Style Score (/10)
0.7
0 KOs
KO Finishes
0 KOs
Strike targetStrike target
38
Head
12
4
Body
8
4
Leg
2
RangeRange
36Distance17
10Clinch5
0Ground0
Kowalkiewicz
Clark
Grappling
Takedowns, submissions & wrestling
3.0
/ 10
2.4
/ 10
2.1
Wrestling Style (/10)
1.7
1.1
Submission Style (/10)
0.0
1
Submission wins
0
Per-fight takedown stats will populate after live card results are scraped
Kowalkiewicz
Clark
Durability / Chin
Resilience against knockouts and stoppages
20
96
KO risk
Verdict
Never stopped
2
KO/TKO Losses
0
2
Sub Losses
0
Avg R2.0 stoppage
KO round context
—
Most recent fight
Last KO loss
—
—
Strikes absorbed / min
—
19/26 fights
Chin rating based on
3/13 fights
Kowalkiewicz
Clark
Form & Momentum
Recent fight performance — most recent weighted 30%
40
33
3-fight 📉 slide
Current form
2-fight 📉 slide
L · KO · R3
L · Dec · R3
L · Dec · R3
W · Dec · R3
W · Dec · R3
Last 5
L · Dec · R3
L · Dec · R3
W · Dec · R3
Kowalkiewicz
Clark
Finish Rate
Percentage of wins by KO/TKO or Submission
11%
0%
0
KO / TKO Wins
0
1
Submission Wins
0
8
Decision Wins
1

Style Fingerprint

Combatrics radar — 6 fighting dimensions scored 0–10

Kowalkiewicz
Clark
Striking0.9 / 0.7Volume8.1 / 8.7Grappling3.0 / 2.4Wrestling2.1 / 1.7Submission1.1 / 0.0Pressure2.2 / 1.0
Fighter 1
Fighter 2
0.9
Striking
KO power & stand-up volume
0.7
3.0
Grappling
Ground control & clinch
2.4
2.1
Wrestling
Takedown threat & defence
1.7
1.1
Submission
Submission attack frequency
0.0
2.2
Pressure
Clinch/ground work rate
1.0
8.1
Volume
Decision-pace fighting
8.7
Kowalkiewicz
Strike Zones
Clark
Kowalkiewicz
Attacking
38HEAD4BODY4LEGS46 landed
Absorbing
12HEAD8BODY2LEGS22 absorbed
Clark
Attacking
12HEAD8BODY2LEGS22 landed
Absorbing
38HEAD4BODY4LEGS46 absorbed
Targeting Overlap
🎯Kowalkiewicz targets the head (83% of attacks) — Clark absorbs 83% of strikes there
🎯Clark targets the head (55% of attacks) — Kowalkiewicz absorbs 55% of strikes there

Round by Round

This fight · per-round breakdown

Kowalkiewicz
RND
Clark
0/0R00/0

Kowalkiewicz · QOF Timeline

Avg: 4.7
0104.5W4.5W5.9W5.5L1.5L4.5W4.5W2.3L5.5L6.7L6.5L1.6L5.2W4.5W4.7W4.5W6.4L6.8L4.6L2015-122017-102020-022023-102025-10
WinLossTrend

Clark · QOF Timeline

Avg: 5.6
0104.5W5.5L6.7L2014-122016-052016-11
WinLossTrend

Kowalkiewicz · Last 5

L · KO · R3
Julia PolastriRating 4.6
KO/TKO
UFC Fight Night: Oliveira vs. Gamrot · 2025-10
L · Dec · R3
Denise GomesRating 6.8
Decision
UFC Fight Night: Magny vs. Prates · 2024-11
L · Dec · R3
Iasmin LucindoRating 6.4
Decision
UFC 301: Pantoja vs. Erceg · 2024-05
W · Dec · R3
Diana BelbitaRating 4.5
Decision
UFC Fight Night: Dawson vs. Green · 2023-10
W · Dec · R3
Vanessa DemopoulosRating 4.7
Decision
UFC Fight Night: Dern vs. Hill · 2023-05

Clark · Last 3

L · Dec · R3
Alexa GrassoRating 6.7
Decision
UFC Fight Night: Dos Anjos vs. Ferguson · 2016-11
L · Dec · R3
Karolina KowalkiewiczRating 5.5
Decision
UFC Fight Night: Overeem vs Arlovski · 2016-05
W · Dec · R3
Bec RawlingsRating 4.5
Decision
The Ultimate Fighter: A Champion Will Be Crowned Finale · 2014-12

News & Media

Karolina Kowalkiewicz · Heather Clark
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