Marta Kostyuk

Rank: 11Elo: 2098Age: 24

1 - 1

Head-to-Head

Katie Boulter

Rank: 69Elo: 1610Age: 30

Match Prediction

Marta

Kostyuk

Overall: 2098

Hard: 2022

Katie

Boulter

Overall: 1610

Hard: 1588

String Tension Elo Prediction:

93.8%

6.2%

Implied Odds:

Kostyuk: -1512

ELO Comparison

Match History (2 Matches)

Showing 1 to 2 of 2 matches

Date	Tourn.Tournament	Winner	Score
Aug 25, 2025	U.S. Open\| 1st Round Hard	Marta Kostyuk	66 44
Feb 26, 2024	San Diego\| Final Hard	Katie Boulter	566 722

Recent Matches

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Detailed Stats Comparison

2026 Season Stats

Marta Kostyuk

Katie Boulter

Marta Kostyuk

Season Comparison

Katie Boulter

28-6

18-14

82%

56%

Serve Statistics

3.5

Aces/Match

2.3

4.1

Double Faults/Match

5.4

57%

1st Serve %

58%

71%

1st Serve Won %

69%

49%

2nd Serve Won %

43%

Return Statistics

49%

Return Points Won %

44%

4.7/9.8 (48%)

Break Point Offense

3.9/8.7 (45%)

3.9/6.4 (61%)

Break Point Defense

4.3/7.8 (55%)

Note: Season stats are from the 2026 season.