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GB flag

Katie Boulter

Rank: 48Elo: 1652Age: 30

1 - 1

Head-to-Head

Marta Kostyuk

UA flag
Rank: 10Elo: 1972Age: 24

Three rackets logoMatch Prediction

GB flag
Katie
Boulter

Overall: 1652

Hard: 1602

VS
UA flag
Marta
Kostyuk

Overall: 1972

Hard: 1753

String Tension Elo Prediction:

Kostyuk 75.7%

-312

Match History (2 Matches)

Showing 1 to 2 of 2 matches
U.S. OpenAug 25, 2025
1st Round · Hard
United KingdomK. Boulter
44
UkraineM. Kostyuk
66
San DiegoFeb 26, 2024
Final · Hard
United KingdomK. Boulter
566
UkraineM. Kostyuk
722

Recent Matches

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Detailed Stats Comparison

Katie Boulter
vs
Marta Kostyuk
23–19
55% win
36–12
75% win

Serve

2.0
Aces/Match
3.8
5.6
Double Faults/Match
4.0
59%
1st Serve %
57%
66%
1st Serve Won %
71%
43%
2nd Serve Won %
48%

Return

43%
Return Points Won %
47%
3.9/8.3 (47%)
Break Point Offense
4.3/8.9 (49%)
4.6/8.2 (55%)
Break Point Defense
4.0/6.7 (60%)

Season stats are from 2026.