Tatiana Prozorova vs. Sofia Costoulas prediction, odds, picks for WTA Singapore 2026

Using trusted machine learning and statistical analysis, we have re-simulated the outcome of Sunday's Prozorova-Costoulas women's singles match, forming part of our tennis predictions coverage.

Our leading predictive model gives Prozorova a 57% chance of winning against Costoulas at the WTA Singapore tournament. Additionally, Prozorova has a 56% chance of winning the first set, while the under 22.5 games has a 54% chance of hitting, according to our model.

Latest betting odds

We have sourced the most up-to-date betting odds in America for this match, which are listed here:

• Moneyline: Sofia Costoulas +127, Tatiana Prozorova -154
• First Set: Prozorova -139, Costoulas +110

All odds are correct at the time of publication and are subject to change.

Model picks and best bet

After matching our predictions against the best current odds, we can reveal our picks for each of the major markets in this matchup. Plus, find our best bet for the game below:

• Moneyline: Costoulas @ +127 via DraftKings
• First Set: Costoulas @ -135 via DraftKings

According to our best tennis bets, the top play to make on this match is Sofia Costoulas to win.

Although Costoulas is less than likely to win, she provides the best value at the current available odds.

These picks are based on our probabilities matched against the implied probabilities from the current available odds.

Game info & first serve details

The WTA Singapore match between Tatiana Prozorova and Sofia Costoulas is scheduled to commence on Sunday at 11:00 PM ET.

• Who: Tatiana Prozorova vs. Sofia Costoulas
• Date: Sunday, September 20, 2026
• Approx. Time: 11:00 PM ET/8:00PM PT
• Tournament: WTA Singapore, Singapore Women's Singles 2026
• Round: Round of 32

All dates and times in this article are United States Eastern Time unless otherwise stated.

Conclusion

We predict Tatiana Prozorova, with a 57% win probability, will likely beat Sofia Costoulas at the WTA Singapore tournament.

Additional tools and information for betting safely can be found in our Responsible Gambling hub.

This article's predictions and probabilities are generated by Dimers' proprietary Tennis prediction model. Our editorial team reviews the resulting content for accuracy and presentation before publication.