St Kilda vs Sydney Prediction and Tips - AFL Round 18, 2025
Last updated: Jul 10, 2025, 7:00PM | Published: Jul 6, 2025, 10:50AM
St Kilda will face Sydney in AFL Round 18 action at Marvel Stadium on Sunday, beginning at 3:20pm AEST.
This article features Stats Insider's prediction and tips for the St Kilda vs Sydney game, plus the latest betting odds.
Who Will Win?
Using trusted machine learning and data, Stats Insider has simulated the result of Sunday's St Kilda vs Sydney AFL match 10,000 times.
Our leading predictive analytics model gives the Swans a 59% chance of beating the Saints in Round 18 of the 2025 AFL season.
St Kilda vs Sydney: Odds
The current Bet365 betting odds for Sunday's AFL clash at Marvel Stadium are shown here:
- Head to Head: St Kilda $2.40, Sydney $1.58
- Line: St Kilda +9.5 ($1.91), Sydney -9.5 ($1.91)
- Total (Over/Under 167.5 Points): Over $1.91, Under $1.91
Odds are correct at the time of publication and subject to change.
Looking at the latest head-to-head odds, Bet365 currently has St Kilda at $2.40 and Sydney at $1.58.
The Saints are listed as 9.5-point underdogs against the Swans, with odds of $1.91 available at Bet365.
For the favourite Swans (-9.5) to cover the line, Bet365 offers odds of $1.91.
The over/under for total points scored is set at 167.5 with Bet365, which has odds of $1.91 for the over and $1.91 for the under.
According to Stats Insider's model, the Saints (+9.5) are predicted to cover the line 54% of the time, while the 167.5-point over/under is expected to stay under 55% of the time.
St Kilda vs Sydney: Best Bets
- Head to Head: St Kilda at $2.40 with Bet365
- Line: St Kilda +9.5 at $1.91 with Bet365
- Total Points: Under 167.5 at $1.91 with Bet365
Our St Kilda vs Sydney predictions are based on complex modelling and gambling expertise to provide you with the best possible advice 24/7/365.
While the Swans have a higher chance of winning the game, betting on the Saints to win is our preferred option due to the edge identified when comparing our data-driven probabilities to the odds currently on offer.
Making use of the edges seen here at Stats Insider is one of the keys to achieving long-term profitability.
St Kilda vs Sydney: Prediction
Stats Insider's predicted final score for St Kilda vs Sydney at Marvel Stadium on Sunday is Sydney winning 85-79.
This prediction is based on each team's average score from 10,000 game simulations.
Stats Insider provides full betting coverage of the St Kilda vs Sydney match on Sunday, including data-driven predictions and free betting tips.
18+. Odds correct at time of publishing and subject to change.Our model updates regularly, so keep checking this article for the latest betting tips before the St Kilda vs Sydney match.
As always, see our Best Bets for the best tips for every AFL match, plus predictions for a wide range of other sports.
St Kilda vs Sydney: Essential Details
The AFL Round 18 clash between the Saints and Swans at Marvel Stadium is scheduled to start at 3:20pm AEST on Sunday.
All dates and times mentioned in this article are in Australian Eastern Standard Time (AEST), unless otherwise stated.
Conclusion
Our St Kilda vs Sydney predictions are the result of 10,000 data-driven simulations of the match, all curated by our team of expert data scientists and analysts. We use the latest in predictive analytics technology and machine learning to ensure our AFL tips are accurate and reliable, giving you the confidence to make informed decisions.
If you choose to use our AFL predictions for betting purposes, it's crucial to gamble responsibly and know when to stop. For free and confidential support, call 1800 858 858 or visit gamblinghelponline.org.au.
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