Match Info

WTA - SINGLES: Seoul, hard - Quarter-finals

Date: 25 September 2026, Friday


	Katie Volynets		Kimberly Birrell

	1	2
	1.3	3.5	Watch
	1.30	3.40
	1.27	3.4	Watch
	3.07	1.33	Watch
	3.3	1.32
	3.14	1.33	Watch
	1.25	3.4
Avarage Now (Initially)	2.09 ↑ (1.48)	2.53 ↓ (2.64)

The most likely Over/Under: 20.25

The best margin for this event is 5.5%, offered by

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Current Win Probability

Katie Volynets
54.7%

Kimberly Birrell
45.3%

Initial Probability

(when we started the analysis)

64.1%

35.9%

Our Initial ML Estimation

63.4%

36.6%

Analysis of Changes in Winning Probabilities:

Katie Volynets has seen a decrease in its chances compared to the initial analysis. (-9.4%)

Note: This is a significant drop in prediction, indicating that Katie Volynets's form might have worsened.

Kimberly Birrell has improved its chances compared to the initial analysis. (+9.4%)

Note: This is a significant improvement in prediction, suggesting Kimberly Birrell's recent form is better than expected.

ML Model estimates a higher probability for Katie Volynets than the current prediction. (+8.7%)

Note: The ML model's higher estimate suggests a strong performance forecast for Katie Volynets, possibly due to key factors that the model accounted for.

ML Model estimates a lower probability for Kimberly Birrell than the current prediction. (-8.7%)

Note: The ML model's lower estimate suggests a potential downturn for Kimberly Birrell, possibly due to injuries or other negative factors.

Who will win by Users?

1	X	2
100%	0%	0%

Katie Volynets - Kimberly Birrell Predictions

Users Predictions: 3 users predict this event. Volynets will win (votes: 3 - 100%).

Expected Score (Market Odds): 2:0

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Preview

Volynets is ranked WTA: 77., and Birrell is ranked WTA: 60..

Volynets is in solid form heading into this fixture (last 5 matches: 4 wins).

Performances by Birrell have been somewhat unpredictable lately (last 5 matches: 3 wins).

Birrell may face physical fatigue compared to their opponent, having played more matches in recent days.

In this matchup, Volynets is considered the favorite to take the win.

In the last 4 head-to-head meetings, Volynets has recorded 2 wins, 0 draws, and 2 losses, with a goal aggregate of 4:5 (averaging 1:1.3 goals per game).

Last Results with these Odds

Kimberly Birrell - the odds 2.64 are the expected chance of winning is 35.92%, but this team recently wins 44% of matches with these odds.

Form

✺ - easy match; ✺ - difficult match;

- Katie Volynets
WTA Seoul
22.09.26	Kamilla Rakhimova - Katie Volynets	0:2 ✺
20.09.26	Katie Volynets - Elvina Kalieva	2:0 ✺
WTA US Open
31.08.26	Katie Volynets - Linda Noskova	0:2 ✺
ATP Challenger
29.08.26	Katie Volynets - Tereza Valentova	2:0 ✺
28.08.26	Oksana Selekhmeteva - Katie Volynets	0:2 ✺
Form Coefficient (based on results and difficulties of last matches) - 9.4 WWLWW
- Kimberly Birrell
WTA Seoul
23.09.26	Yexin Ma - Kimberly Birrell	0:2 ✺
22.09.26	Tamara Zidansek - Kimberly Birrell	0:2 ✺
WTA US Open
02.09.26	Kimberly Birrell - Ekaterina Alexandrova	1:2 ✺
31.08.26	Kimberly Birrell - Petra Marcinko	2:1 ✺
WTA Monterrey
25.08.26	Darja Vidmanova - Kimberly Birrell	2:0 ✺
Form Coefficient (based on results and difficulties of last matches) - 6.3 WWLWL

Latest Head to Head

WTA Nottingham
14.06.26	Katie Volynets - Kimberly Birrell	2:1
WTA Dubai
14.02.26	Kimberly Birrell - Katie Volynets	2:0
WTA Osaka
13.10.25	Kimberly Birrell - Katie Volynets	0:2
WTA Eastbourne
21.06.25	Katie Volynets - Kimberly Birrell	0:2

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