Match Info

CHALLENGER WOMEN - SINGLES: Warsaw, hard - 1/8-finals

Date: 30 July 2025, Wednesday


	Sofia Costoulas		Viktorija Golubic

	1	2
	2.5	1.5	Watch
	2.35	1.53
	2.45	1.49	Watch
	2.5	1.55
	2.57	1.48	Watch
	2.5	1.5
	2.46	1.51	Watch
Avarage Now (Initially)	2.48 ↓ (3.32)	1.51 ↑ (1.3)

The best margin for this event is 4.5%, offered by

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Current Win Probability

Sofia Costoulas
37.9%

Viktorija Golubic
62.1%

Initial Probability

(when we started the analysis)

28.1%

71.9%

Our Initial ML Estimation

32.5%

67.5%

Analysis of Changes in Winning Probabilities:

Sofia Costoulas has improved its chances compared to the initial analysis. (+9.8%)

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

Viktorija Golubic has seen a decrease in its chances compared to the initial analysis. (-9.8%)

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

ML Model estimates a lower probability for Sofia Costoulas than the current prediction. (-5.4%)

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 Viktorija Golubic than the current prediction. (+5.4%)

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

Sofia Costoulas - Viktorija Golubic Predictions

Verified Performance Core (Selected Experts): Sofia Costoulas will win (4 of 4 users predict this - 100%) 🥈 Silver Tip.

Expected Score (Market Odds): 0:2

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Preview

Costoulas is ranked WTA: 188. Golubic is ranked WTA: 90.

Costoulas is in very good shape right now (last 5 games: 4 wins).

Golubic has been playing with ups and downs recently (in the last 5 games, wins – 2).

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

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

Form

✺ - easy match; ✺ - difficult match;

- Sofia Costoulas
ATP Challenger
29.07.25	Sofia Costoulas - Martyna Kubka	2:1 ✺
ITF Tournaments
25.07.25	Sofia Costoulas - Eva Vedder	0:2 ✺
24.07.25	Sofia Costoulas - Isabella Shinikova	2:0 ✺
23.07.25	Sofia Costoulas - Justina Mikulskyte	2:0 ✺
ATP Challenger
14.07.25	Sofia Costoulas - Taylah Preston	Costoulas S. retired ✺
Form Coefficient (based on results and difficulties of last matches) - 5.5 WLWW?
- Viktorija Golubic
ATP Challenger
29.07.25	Viktoria Hruncakova - Viktorija Golubic	1:2 ✺
WTA Prague
21.07.25	Viktorija Golubic - Elisabaetta Cocciaretto	0:2 ✺
WTA Wimbledon
30.06.25	Ann Li - Viktorija Golubic	2:1 ✺
WTA Eastbourne
22.06.25	Varvara Gracheva - Viktorija Golubic	2:1 ✺
21.06.25	Mayar Sherif - Viktorija Golubic	0:2 ✺
Form Coefficient (based on results and difficulties of last matches) - 2.7 WLLLW

Sofia Costoulas - Viktorija Golubic: Predictions, Live Scores & TV Guide