St Kilda vs Sydney Prediction and Tips - AFL Round 18, 2025
Last updated: Jul 13, 2025, 5:15AM | Published: Jul 10, 2025, 7:05PM
St Kilda will sqaure off with Sydney in AFL Round 18 action at Marvel Stadium on Sunday, beginning at 3:20pm AEST.
This article features Stats Insider's free betting tips for the St Kilda vs Sydney game, along with the latest betting odds and goalscorer tips.
Who Will Win?
Utilising advanced computer power and data, Stats Insider has simulated the outcome of Sunday's St Kilda vs Sydney AFL match 10,000 times.
Our proven predictive analytics model gives the Swans a 55% chance of winning against the Saints in Round 18 of the 2025 AFL season.
St Kilda vs Sydney: Odds
The latest Bet365 betting odds for Sunday's AFL clash at Marvel Stadium are listed below:
- Head to Head: St Kilda $2.35, Sydney $1.63
- Line: St Kilda +8.5 ($1.91), Sydney -8.5 ($1.91)
- Total (Over/Under 166.5 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 $2.35 and Sydney at $1.63.
The Saints are listed as 8.5-point underdogs against the Swans, with odds of $1.91 available at Bet365.
For the favourite Swans (-8.5) to cover the line, Bet365 offers odds of $1.91.
The over/under for total points scored is set at 166.5 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 (+8.5) are predicted to cover the line 57% of the time, while the 166.5-point over/under is expected to is considered an equal 50-50 chance of hitting.
St Kilda vs Sydney: Betting Tips
- Head to Head: St Kilda at $2.35 with Bet365
- Line: St Kilda +8.5 at $1.91 with Bet365
- Total Points: Under 166.5 at $1.91 with Bet365
If you see a 🔥, that means you've found one of Stats Insider's best tips of the day across all sports.
Stats Insider's St Kilda vs Sydney best bets are based on market-leading simulations and betting experience to help you place more informed bets with your chosen online bookie.
While the Swans have a higher chance of winning the game, betting on the Saints to win is our recommended option because of the 2.8% edge found when comparing our data-led probabilities to the odds currently available.
Making use of the edges seen on Stats Insider is pivotal to being a profitable bettor in the long run.
St Kilda vs Sydney: Prediction
Stats Insider's predicted final score for St Kilda vs Sydney at Marvel Stadium on Sunday is Sydney winning 84-81.
This prediction is based on each team's average score following 10,000 game simulations.
Stats Insider provides full coverage of the St Kilda vs Sydney match on Sunday, including data-driven predictions and expert tips.
18+. Odds correct at time of publishing and subject to change.St Kilda vs Sydney: Goal Scorers
Searching for St Kilda vs Sydney goal kicker tips? The data is in.
According to Stats Insider, Sydney's Isaac Heeney is the most likely player to kick the first goal in St Kilda vs Sydney.
Heeney has a 6.3% chance of kicking the first goal at Marvel Stadium, while the Swans star has an 82.8% chance of kicking a goal at any time during the match.
Scroll down for the full list of first goalscorer and anytime goalscorer probabilities.
First Goal Scorer Tips
St Kilda
- Jack Higgins: 5.7% probability
- Mitch Owens: 5.2% probability
- Cooper Sharman: 5.1% probability
- Mason Wood: 4.6% probability
- Max Hall: 3.8% probability
Sydney
- Isaac Heeney: 6.3% probability
- Hayden McLean: 6.1% probability
- Chad Warner: 5.7% probability
- Will Hayward: 4.9% probability
- Braeden Campbell: 3.8% probability
Anytime Goal Scorer Tips
St Kilda
- Jack Higgins: 80.1% probability
- Mitch Owens: 78.2% probability
- Cooper Sharman: 77.1% probability
- Mason Wood: 73.0% probability
- Dan Butler: 63.5% probability
Sydney
- Isaac Heeney: 82.8% probability
- Hayden McLean: 81.2% probability
- Chad Warner: 79.3% probability
- Will Hayward: 75.8% probability
- Braeden Campbell: 64.2% probability
Our model updates regularly, so refresh this article for the latest betting predictions before the St Kilda vs Sydney game.
As always, see Stats Insider's Best Bets for the best tips on every AFL match, as well as 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 commence at 3:20pm AEST on Sunday.
All dates and times in this article are in Australian Eastern Standard Time (AEST), unless otherwise stated.
Conclusion
Our St Kilda vs Sydney predictions have been made after running 10,000 data-driven simulations of the game, carefully 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 trustworthy and reliable, giving you the confidence to make informed decisions.
If you choose to use our predictions for betting purposes, it's vital to gamble responsibly and manage your finances effectively. For free and confidential support, call 1800 858 858 or visit gamblinghelponline.org.au.
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