Katerina Siniakova

Rank: 42Elo: 1702Age: 30

1 - 3

Head-to-Head

Naomi Osaka

Rank: 13Elo: 2031Age: 28

Match Prediction

Katerina

Siniakova

Overall: 1702

Hard: 1585

Naomi

Osaka

Overall: 2031

Hard: 1852

String Tension Elo Prediction:

Osaka 80.2%

-404

ELO Comparison

Match History (4 Matches)

Showing 1 to 4 of 4 matches

U.S. OpenSep 2, 2026

2nd Round · Hard

K. Siniakova

271

N. Osaka

656

WimbledonJun 28, 2025

2nd Round · Grass

K. Siniakova

N. Osaka

Roland GarrosMay 27, 2019

Round of 32 · Clay

K. Siniakova

N. Osaka

DohaFeb 12, 2018

Round of 64 · Hard

K. Siniakova

N. Osaka

Date	Tournament	Winner	Score
Sep 2, 2026	U.S. Open\| 2nd Round Hard	Naomi Osaka	656 271
Jun 28, 2025	Wimbledon\| 2nd Round Grass	Naomi Osaka	66 32
May 27, 2019	Roland Garros\| Round of 32 Clay	Katerina Siniakova	66 42
Feb 12, 2018	Doha\| Round of 64 Hard	Naomi Osaka	66 40

Recent Matches

Loading recent matches...

Detailed Stats Comparison

2026 Season Stats

Katerina Siniakova

Naomi Osaka

Katerina Siniakova

Season

Naomi Osaka

15–16

48% win

28–11

72% win

Serve

1.7

Aces/Match

5.9

4.7

Double Faults/Match

2.5

61%

1st Serve %

58%

64%

1st Serve Won %

72%

46%

2nd Serve Won %

50%

Return

44%

Return Points Won %

43%

3.6/8.6 (42%)

Break Point Offense

3.3/7.0 (47%)

5.5/9.0 (61%)

Break Point Defense

3.3/5.6 (58%)

Season stats are from 2026.