Match Info

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

Date: 25 August 2026, Tuesday

Location: USTA Billie Jean King NTC (New York, NY)


	Arantxa Rus		Teodora Kostovic

	1	2
	3.25	1.33
	3.10	1.34
	3.10	1.35
	3.49	1.36
	3.06	1.34	Watch
	2.90	1.43
	3.26	1.34	Watch
	3.20	1.35
Avarage Now (Initially)	3.17 ↑ (2.78)	1.36 ↓ (1.41)

The most likely Over/Under: 20.50

The best margin for this event is 2.2%, offered by

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Current Win Probability

Arantxa Rus
29.9%

Teodora Kostovic
70.1%

Initial Probability

(when we started the analysis)

33.7%

66.3%

Our Initial ML Estimation

35.6%

64.4%

Analysis of Changes in Winning Probabilities:

Arantxa Rus has seen a decrease in its chances compared to the initial analysis. (-3.8%)

Teodora Kostovic has improved its chances compared to the initial analysis. (+3.8%)

ML Model estimates a higher probability for Arantxa Rus than the current prediction. (+5.7%)

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

ML Model estimates a lower probability for Teodora Kostovic than the current prediction. (-5.7%)

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

Who will win by Users?

1	X	2
0%	0%	100%

Arantxa Rus - Teodora Kostovic Predictions

Users Predictions: 4 users predict this event. Kostovic will win (votes: 4 - 100%).

Expected Score (Market Odds): 0:2

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Preview

Rus is ranked WTA: 206. Kostovic is ranked WTA: 150.

Recent performances by Rus have been up and down (last 5 games: 2 wins).

Kostovic is currently in excellent shape (in the last 5 games, wins – 4).

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

Kostovic might have a minor edge in this game.

We predict that Kostovic will win today's game, with odds of 1.43.

In the last 1 head-to-head match, Rus won 0 matches, drew 0 matches, lost 1 match, and goals 0:0.

Form

✺ - easy match; ✺ - difficult match;

- Arantxa Rus
ITF Tournaments
13.08.26	Britt Du Pree - Arantxa Rus	2:1 ✺
12.08.26	Anna Kubareva - Arantxa Rus	1:2 ✺
04.08.26	Oceane Dodin - Arantxa Rus	2:1 ✺
31.07.26	Arantxa Rus - Dominika Salkova	0:2 ✺
30.07.26	Arantxa Rus - Isabella Maria Serban	2:0 ✺
Form Coefficient (based on results and difficulties of last matches) - 2.6 LWLLW
- Teodora Kostovic
ATP Challenger
03.08.26	Teodora Kostovic - Martyna Kubka	1:2 ✺
ITF Tournaments
26.07.26	Vivian Wolff - Teodora Kostovic	0:2 ✺
25.07.26	Anna Siskova - Teodora Kostovic	0:2 ✺
24.07.26	Julie Pastikova - Teodora Kostovic	0:2 ✺
23.07.26	Kali Supova - Teodora Kostovic	0:2 ✺
Form Coefficient (based on results and difficulties of last matches) - 6 LWWWW

Latest Head to Head

ATP Challenger
10.03.26	Teodora Kostovic - Arantxa Rus	Canceled

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