Match Info

WTA - SINGLES: Australian Open - Qualification, hard - Quarter-finals

Date: 13 January 2026, Tuesday

Location: Melbourne Park (Melbourne)


	Sofia Costoulas		Lanlana Tararudee

	1	2
	1.91	1.8	Watch
	1.93	1.78	Watch
	1.96	1.8	Watch
	2	1.73
	2.03	1.8	Watch
	1.92	1.76
Avarage Now (Initially)	1.96 ↓ (2.17)	1.78 ↑ (1.6)

The best margin for this event is 4.8%, offered by

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Current Win Probability

Sofia Costoulas
47.6%

Lanlana Tararudee
52.4%

Initial Probability

(when we started the analysis)

42.4%

57.6%

Our Initial ML Estimation

35.4%

64.6%

Analysis of Changes in Winning Probabilities:

Sofia Costoulas has improved its chances compared to the initial analysis. (+5.2%)

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

Lanlana Tararudee has seen a decrease in its chances compared to the initial analysis. (-5.2%)

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

ML Model estimates a lower probability for Sofia Costoulas than the current prediction. (-12.2%)

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

ML Model estimates a higher probability for Lanlana Tararudee than the current prediction. (+12.2%)

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

Sofia Costoulas - Lanlana Tararudee Predictions

Expected Score (Market Odds): 0:2

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Preview

Costoulas is ranked WTA: 159. Tararudee is ranked WTA: 131.

Costoulas is undoubtedly in great shape (last 5 games: 4 wins).

Tararudee has been playing with ups and downs recently (in the last 5 games, wins – 3).

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

The chances of victory for both players are nearly identical in this match.

In recent times, the players did not meet on the field.

Last Results with these Odds

Lanlana Tararudee - the odds 1.6 are the expected chance of winning is 57.58%, but this team recently wins 63% of matches with these odds.

Form

✺ - easy match; ✺ - difficult match;

- Sofia Costoulas
WTA Auckland
08.01.26	Iva Jovic - Sofia Costoulas	2:0 ✺
07.01.26	Sofia Costoulas - Kaitlin Quevedo	2:0 ✺
04.01.26	Sofia Costoulas - Whitney Osuigwe	2:1 ✺
03.01.26	Veronika Erjavec - Sofia Costoulas	1:2 ✺
02.01.26	Elyse Tse - Sofia Costoulas	0:2 ✺
Form Coefficient (based on results and difficulties of last matches) - 10.5 LWWWW
- Lanlana Tararudee
ATP Challenger
06.01.26	Tamara Zidansek - Lanlana Tararudee	2:1 ✺
05.01.26	Lanlana Tararudee - Tina Nadine Smith	2:0 ✺
ITF Tournaments
21.11.25	Himeno Sakatsume - Lanlana Tararudee	2:0 ✺
20.11.25	Rina Saigo - Lanlana Tararudee	1:2 ✺
19.11.25	Hikaru Sato - Lanlana Tararudee	0:2 ✺
Form Coefficient (based on results and difficulties of last matches) - 3.7 LWLWW

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