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

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

Our leading predictive model gives Prozorova a 58% chance of winning against Costoulas at the WTA Singapore tournament. Additionally, Prozorova has a 57% chance of winning the first set. The simulations also show that the oddsmakers have got it right with the -2.5 games spread, with each player projected to have a 50-50 chance of covering, while the under 22.5 games has a 55% chance of hitting, according to our model.

Latest betting odds

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

• Moneyline: Sofia Costoulas +135, Tatiana Prozorova -146
• First Set: Prozorova -152, Costoulas +120

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 @ +135 via DraftKings
• First Set: Costoulas @ -125 via DraftKings

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

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 start on Tuesday at 1:30 AM ET.

• Who: Tatiana Prozorova vs. Sofia Costoulas
• Date: Tuesday, September 22, 2026
• Approx. Time: 1:30 AM ET/10:30PM PT
• Tournament: WTA Singapore, Singapore Women's Singles 2026
• Round: Round of 32

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

Conclusion

We predict Tatiana Prozorova, with a 58% 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.