Katerina Siniakova

Rank: 86Elo: 1722Age: 30

0 - 1

Head-to-Head

Katie Boulter

Rank: 58Elo: 1669Age: 30

Upcoming match

Sat, Oct 24, 2026 · 4:30 AM UTC

Japan Open - Osaka

Semi-Finals

250HardCourt Pace 42.1Fast

Key Stat: Boulter 7–3 breaks

Madrid · Apr 25

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Match Prediction

Katerina

Siniakova

Overall: 1722

Hard: 1605

Katie

Boulter

Overall: 1669

Hard: 1619

String Tension Elo Prediction:

Siniakova 53.2%

-113

Match History (1 Match)

Showing 1 to 1 of 1 matches

Mutua Madrid OpenApr 21, 2025

1st Round · Clay

K. Siniakova

621

K. Boulter

466

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Detailed Stats Comparison

2026 Season Stats

Katerina Siniakova

Katie Boulter

Katerina Siniakova

Season

Katie Boulter

19–18

51% win

23–18

56% win

Serve

1.8

Aces/Match

2.1

4.6

Double Faults/Match

5.6

61%

1st Serve %

59%

64%

1st Serve Won %

67%

47%

2nd Serve Won %

43%

Return

44%

Return Points Won %

43%

3.7/8.5 (43%)

Break Point Offense

3.9/8.4 (46%)

5.4/8.8 (61%)

Break Point Defense

4.4/8.1 (55%)

Season stats are from 2026.