Match Info

WTA - SINGLES: Rouen, clay - Quarter-finals

Date: 17 April 2026, Friday


	Marta Kostyuk		Ann Li

	1	2
	1.25	4	Watch
	1.25	3.85	Watch
	1.28	4.1
	1.28	3.84	Watch
	1.25	4
	1.28	3.82	Watch
Avarage Now (Initially)	1.27 ↓ (1.41)	3.94 ↑ (2.77)

The best margin for this event is 2.5%, offered by

#Advertisement. For Live Stream GEO restrictions apply. Funded account required. GamblingTherapy.org. 18+

Current Win Probability

Marta Kostyuk
75.7%

Ann Li
24.3%

Initial Probability

(when we started the analysis)

66.3%

33.7%

Our Initial ML Estimation

63.9%

36.1%

Analysis of Changes in Winning Probabilities:

Marta Kostyuk has improved its chances compared to the initial analysis. (+9.4%)

Note: This is a significant improvement in prediction, suggesting increased confidence in Marta Kostyuk's performance.

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

Note: This is a significant drop in prediction, and Ann Li might be facing challenges that affect their performance.

ML Model estimates a lower probability for Marta Kostyuk than the current prediction. (-11.8%)

Note: The ML model's lower estimate suggests that there may be underlying issues with Marta Kostyuk that the model has picked up on.

ML Model estimates a higher probability for Ann Li than the current prediction. (+11.8%)

Note: The ML model's higher estimate suggests that Ann Li could outperform expectations, possibly based on recent matchups or player stats.

Who will win by Users?

1	X	2
83.3%	0%	16.7%

Marta Kostyuk - Ann Li Predictions

Verified Performance Core (Selected Experts): 2 Selected Experts predict this event. Kostyuk (votes: 2 - 100%).

Over/Under & Asian Handicap Predictions by Selected Experts:

AH +4.5 Games - Li (1.81) (votes: 1 - 100%) .

Users Predictions: Marta Kostyuk will win (9 of 11 users predict this - 81.82%).
Confidence interval (95%): 59.03% – 100%.

Overall Expert Consensus (including all markets): 3 Selected Experts predict this event. Kostyuk (votes: 2 - 66.7%). Li (votes: 1 - 33.3%).

Expected Score (Market Odds): 2:0

#ad

Preview

Kostyuk is ranked WTA: 28. Li is ranked WTA: 36.

Both players have been playing unpredictably.

Li may have a physical advantage due to more rest days in recent times.

In this match, Kostyuk is seen as the favorite.

In the last 2 head-to-head matches, Kostyuk won 1 match, drew 0 matches, lost 1 match, and goals 3:3. (average 1.5:1.5).

Form

✺ - easy match; ✺ - difficult match;

- Marta Kostyuk
WTA Rouen
15.04.26	Marta Kostyuk - Caty McNally	2:1 ✺
14.04.26	Marta Kostyuk - Diane Parry	2:0 ✺
WTA Billie Jean King Cup World Group
11.04.26	Katarzyna Kawa - Marta Kostyuk	Canceled ✺
10.04.26	Magda Linette - Marta Kostyuk	0:2 ✺
WTA Miami
22.03.26	Elena Rybakina - Marta Kostyuk	2:0 ✺
Form Coefficient (based on results and difficulties of last matches) - 4.2 WW?WL
- Ann Li
WTA Rouen
15.04.26	Kamilla Rakhimova - Ann Li	1:2 ✺
13.04.26	Darya Kasatkina - Ann Li	1:2 ✺
WTA Linz
07.04.26	Dayana Yastremska - Ann Li	2:1 ✺
WTA Miami
20.03.26	Aryna Sabalenka - Ann Li	2:0 ✺
19.03.26	Ann Li - Kimberly Birrell	2:1 ✺
Form Coefficient (based on results and difficulties of last matches) - 10.4 WWLLW

Latest Head to Head

WTA San Diego
26.02.24	Ann Li - Marta Kostyuk	1:2
ITF Tournaments
01.11.20	Ann Li - Marta Kostyuk	2:1

Marta Kostyuk - Ann Li: Predictions, Live Scores & TV Guide