Match Info

WTA - SINGLES: Guadalajara, hard - 1/8-finals

Date: 16 September 2026, Wednesday


	Kayla Day		Ludmilla Samsonova

	1	2
	3.2	1.36	Watch
	3.10	1.36
	3.1	1.36	Watch
	3.06	1.36	Watch
	3.25	1.37
	3.17	1.38	Watch
	3.05	1.35
Avarage Now (Initially)	3.13 ↓ (3.17)	1.36 ↑ (1.33)

The most likely Over/Under: 21.00

The best margin for this event is 3.8%, offered by

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Current Win Probability

Kayla Day
30.3%

Ludmilla Samsonova
69.7%

Initial Probability

(when we started the analysis)

29.6%

70.4%

Our Initial ML Estimation

31.4%

68.6%

Analysis of Changes in Winning Probabilities:

Kayla Day has improved its chances compared to the initial analysis. (+0.7%)

Ludmilla Samsonova has seen a decrease in its chances compared to the initial analysis. (-0.7%)

ML Model estimates a higher probability for Kayla Day than the current prediction. (+1.1%)

ML Model estimates a lower probability for Ludmilla Samsonova than the current prediction. (-1.1%)

Who will win by Users?

1	X	2
14.3%	0%	85.7%

Kayla Day - Ludmilla Samsonova Predictions

Users Predictions: Ludmilla Samsonova will win (6 of 7 users predict this - 85.71%).
Confidence interval (95%): 59.78% – 100%.

Expected Score (Market Odds): 0:2

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Preview

Day is ranked WTA: 123. Samsonova is ranked WTA: 50.

Both players have been playing unpredictably.

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

In this match, Samsonova is seen as the favorite.

Recently, there has been no match between the players.

Form

✺ - easy match; ✺ - difficult match;

- Kayla Day
WTA Guadalajara
14.09.26	Elvina Kalieva - Kayla Day	0:2 ✺
ATP Challenger
09.09.26	Kayla Day - Elsa Jacquemot	0:2 ✺
07.09.26	Kayla Day - Suzan Lamens	2:0 ✺
WTA US Open
24.08.26	Kayla Day - Julieta Pareja	0:2 ✺
WTA Cincinnati
15.08.26	Shuai Zhang - Kayla Day	2:1 ✺
Form Coefficient (based on results and difficulties of last matches) - 5.5 WLWLL
- Ludmilla Samsonova
WTA Guadalajara
14.09.26	Elsa Jacquemot - Ludmilla Samsonova	0:2 ✺
WTA US Open
31.08.26	Maya Joint - Ludmilla Samsonova	2:1 ✺
ATP Challenger
23.08.26	Ludmilla Samsonova - Taylah Preston	Canceled ✺
WTA Cincinnati
16.08.26	Cori Gauff - Ludmilla Samsonova	2:1 ✺
14.08.26	Yulia Putintseva - Ludmilla Samsonova	1:2 ✺
Form Coefficient (based on results and difficulties of last matches) - 2.5 WL?LW

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