Arianne Hartono vs. Solana Sierra prediction, odds, picks for WTA Sao Paulo 2025

Arianne Hartono will square off with Solana Sierra in the round of 32 at the WTA Sao Paulo event on Monday.

Based on the latest simulations, Dimers' advanced tennis model predicts Solana Sierra as the most likely winner of the match.

For expanded analysis of Monday's match, including best bets and picks, visit our interactive Hartono vs. Sierra predictions page.

Hartono vs. Sierra prediction: Who will win and advance to the round of 16?

Using powerful machine learning and data, we have simulated the result of Monday's Hartono-Sierra women's singles match 10,000 times as part of our tennis predictions coverage.

Our independent predictive model currently gives Sierra a 74% chance of winning against Hartono at the WTA Sao Paulo tournament.

Additionally, Sierra has a 70% chance of winning the first set, while the under 20.5 games has a 53% chance of hitting, according to our model.

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Arianne Hartono vs. Solana Sierra odds

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

Bet Type	Hartono	Sierra
Moneyline	+300	-330
First Set	+220	-278
Total Games	o20.5 (-110)	u20.5 (-120)

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

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Hartono vs. Sierra picks and best bets

Our model's biggest edge in today's Hartono vs. Sierra match is on the moneyline.

Our expert predictions, aligned with the latest odds, reveal the best tennis picks and tennis best bets for every tournament throughout the year.

Unlimited access to our full set of picks, including this one, is available via Dimers Pro.

Hartono vs. Sierra updates and essential details

The WTA Sao Paulo match between Arianne Hartono and Solana Sierra is scheduled to commence on Monday at 12:00PM ET.

• Who: Arianne Hartono vs. Solana Sierra
• Date: Monday, September 8, 2025
• Approx. Time: 12:00PM ET/9:00AM PT
• Tournament: WTA Sao Paulo, Brazil Women's, Singles 2025
• Round: Round of 32

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

Dimers' in-depth preview of Monday's Hartono vs. Sierra match includes our prediction, picks and the latest betting odds.

Before making any Arianne Hartono vs. Solana Sierra picks, be sure to check out the latest tennis predictions and betting advice from Dimers Pro.

Key tennis betting guides and insights

• Learn how to bet on tennis and understand how tennis odds work
• Explore where sports odds come from and how they’re applied to tennis matches
• Stay informed with guides on where online sports betting is currently legal and which states could legalize next
• Improve your chances with proven sports betting strategies that apply to tennis and more

Conclusion

We predict Solana Sierra, with a 74% win probability, will likely beat Arianne Hartono at the WTA Sao Paulo tournament.

AI and automation have enhanced this article to quickly deliver accurate Hartono vs. Sierra insights, with human oversight ensuring high editorial quality. Our predictions are based on the latest data to help you make informed decisions. For additional resources and advice on responsible gambling, please call 1-800-GAMBLER.

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