Match Info

WTA - SINGLES: Osaka, hard - Semi-finals

Date: 24 October 2026, Saturday 🏁 Finished

Location: Osaka 🌤️ ... 🔵 Hard

Where to Watch on TV:

Country	Kick-Off	TV Channels
Romania	10:45	Digi Sport 2
United Kingdom	08:45	Sky Sports Tennis


	Katie Boulter		Katerina Siniakova

	1	2
	2.38	1.57	Watch
	2.35	1.57
	2.36	1.57
	2.49	1.56	Watch
	2.5	1.56
	2.38	1.58	Watch
	2.31	1.55
Avarage Now (Initially)	2.4 ↓ (2.45)	1.57 ↑ (1.55)

The most likely Over/Under: 21.50

The best margin for this event is 4.1%, offered by

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Current Win Probability

Katie Boulter
39.5%

Katerina Siniakova
60.5%

Initial Probability (when we started the analysis)

38.8%

61.3%

Our Initial ML Estimation

37.1%

62.9%

Analysis of Changes in Winning Probabilities:

Katie Boulter has improved its chances compared to the initial analysis. (+0.7%)

Katerina Siniakova has seen a decrease in its chances compared to the initial analysis. (-0.8%)

ML Model estimates a lower probability for Katie Boulter than the current prediction. (-2.4%)

ML Model estimates a higher probability for Katerina Siniakova than the current prediction. (+2.4%)

Who will win by Users?

1	X	2
33.3%	0%	66.7%

Katie Boulter - Katerina Siniakova Predictions

Users Predictions: 3 users predict this event. Boulter will win (votes: 1 - 33.3%). Siniakova will win (votes: 2 - 66.7%).

Verified Performance Core (Selected Experts): 1 Selected Experts predict this event. Boulter (votes: 1 - 100%).

Expected Score (Market Odds): 0:2

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Preview

Boulter is ranked WTA: 58., and Siniakova is ranked WTA: 86..

Each of the two players is seeking greater consistency after recent ups and downs.

A closely fought contest is anticipated, with Siniakova holding a narrow advantage.

In the last 1 head-to-head meeting, Boulter has recorded 1 win, 0 draws, and 0 losses, with a goal aggregate of 2:1.

Last Results with these Odds

Katerina Siniakova - the odds 1.55 are the expected chance of winning is 61.25%, but this team recently wins 78% of matches with these odds.

Form

✺ - easy match; ✺ - difficult match;

- Katie Boulter
WTA Osaka
23.10.26	Katie Boulter - Antonia Ruzic	2:1 ✺
21.10.26	Katie Boulter - Viktorija Golubic	2:0 ✺
20.10.26	Katie Boulter - Himeno Sakatsume	2:0 ✺
WTA Wuhan
13.10.26	Katie Boulter - Diana Shnaider	0:2 ✺
WTA Beijing
02.10.26	Karolina Muchova - Katie Boulter	2:0 ✺
Form Coefficient (based on results and difficulties of last matches) - 7.5 WWWLL
- Katerina Siniakova
WTA Osaka
23.10.26	Mary Stoiana - Katerina Siniakova	0:2 ✺
22.10.26	Magda Linette - Katerina Siniakova	0:2 ✺
20.10.26	Katerina Siniakova - Peyton Stearns	Stearns P. Retired ✺
WTA Wuhan
12.10.26	Katerina Siniakova - Ludmilla Samsonova	1:2 ✺
WTA Beijing
03.10.26	Katerina Siniakova - Elina Svitolina	1:2 ✺
Form Coefficient (based on results and difficulties of last matches) - 4.7 WW?LL

Latest Head to Head

WTA Madrid
22.04.25	Katie Boulter - Katerina Siniakova	2:1

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