Arianne Hartono vs Solana Sierra Prediction - WTA Sao Paulo 2025
Last updated: Sep 8, 2025, 4:02PM | Published: Sep 7, 2025, 1:54PM
Arianne Hartono will take on Solana Sierra in the round of 32 at the 2025 WTA Sao Paulo tournament on Tuesday.
This article features Stats Insider's prediction and tips for the Hartono vs Sierra match, plus the latest betting odds in Australia.
Who Will Win?
Utilising advanced machine learning and data, Stats Insider has simulated the result of Tuesday's Hartono-Sierra women's singles match 10,000 times.
Our independent predictive analytics model currently gives Sierra a 74% chance of winning against Hartono at the WTA Sao Paulo tournament.
Hartono vs Sierra: Odds
The latest betting odds in Australia for Tuesday's WTA Sao Paulo match between Hartono and Sierra are listed below:
- Head to Head: Hartono $3.50, Sierra $1.30
- First Set: Hartono $3.00, Sierra $1.40
Odds are correct at the time of publication and subject to change.
Looking at the latest head-to-head odds, TAB currently has Hartono at $3.50 and Sierra at $1.30.
TAB currently has odds for Hartono to win the first set at $3.00 and odds for Sierra to win the first set at $1.40.
Hartono vs Sierra: Betting Tips
- Head to Head: Hartono at $3.50 with TAB
- First Set: Sierra at $1.83 with TAB (53% probability)
These Arianne Hartono vs Solana Sierra predictions are based on detailed modelling and wagering intelligence to bring you the best possible advice around the clock.
Even though our predictive analytics model suggests that Sierra is more likely to win the match, taking Hartono to win is our preferred option because of the edge we identified when comparing our data-led probabilities to the odds that are currently being offered.
Taking advantage of the edges seen here at Stats Insider is one of the keys to achieving long-term profitability.
And while Sierra is more likely to win the first set on this occassion, our recommended bet of Sierra ($1.83) is based on the likelihood of that happening, per our model, and the betting odds currently available.
Hartono vs Sierra: Prediction
Stats Insider provides full betting coverage of the Arianne Hartono vs Solana Sierra match at the WTA Sao Paulo tournament, including data-driven predictions and expert tips.
Our model updates regularly, so bookmark this page for the latest betting analysis before the Hartono-Sierra match at the WTA Sao Paulo tournament.
As always, see Stats Insider's Best Bets for betting tips on every tennis match, plus predictions for a wide range of other sports.
Hartono vs Sierra: WTA Sao Paulo Essential Details
The 2025 WTA Sao Paulo match between Arianne Hartono and Solana Sierra is scheduled to begin at 2:00am AEST.
- Match: Arianne Hartono vs Solana Sierra
- Date: Tuesday 9 September 2025
- Approx. Time: 2:00am AEST
- Event: WTA Sao Paulo, Brazil Women's, Singles 2025
- Round: Round of 32
All dates and times in this article are in Australian Eastern Standard Time (AEST), unless otherwise stated.
Conclusion
Our Arianne Hartono vs Solana Sierra predictions have been made after running 10,000 data-driven simulations of the game, all curated by our team of skilled data scientists and analysts. We use the latest in predictive analytics technology and machine learning to ensure our tennis tips are trustworthy and reliable, giving you the confidence to make informed decisions.
If you decide to use our predictions for betting purposes, it's important that you gamble responsibly and keep track of your money. For free and confidential support, call 1800 858 858 or visit gamblinghelponline.org.au.
More on Tennis
Stats Insider is your go-to source for betting on tennis in Australia, with the latest tennis betting news, tips for every tennis match, and our in-house approach to accurately ranking the world's top 100 men's and women's players.
