St Kilda vs Sydney Prediction and Tips - AFL Round 21, 2026
Last updated: Jul 26, 2026, 3:56PM | Published: Jul 26, 2026, 10:20AM
St Kilda will sqaure off with the favoured Sydney in AFL Round 21 action at Marvel Stadium on Saturday, beginning at 1:05pm 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 advanced machine learning and data, Stats Insider has simulated the result of Saturday's St Kilda vs Sydney AFL match 10,000 times.
Our independent predictive analytics model currently gives the Swans a 61% chance of beating the Saints in Round 21 of the 2026 AFL season.
St Kilda vs Sydney: Odds
The latest Bet365 betting odds for Saturday's AFL clash at Marvel Stadium are listed here:
- Head to Head: St Kilda $2.70, Sydney $1.47
- Line: St Kilda +13.5 ($1.91), Sydney -13.5 ($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 $2.70 and Sydney at $1.47.
The Saints are listed as 13.5-point underdogs against the Swans, with odds of $1.91 available at Bet365.
For the favourite Swans (-13.5) to cover the line, Bet365 offers odds of $1.91.
St Kilda vs Sydney: Best Bets
If you see a 🔥, you know it's one of Stats Insider's best bets for today across all sports.
These St Kilda vs Sydney best bets are based on market-leading simulations and gambling intelligence to help you place better 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 due to the 1.9% edge found when comparing our data-led probabilities to the odds currently on offer.
Taking advantage of the edges published here at Stats Insider is crucial to achieving long-term profitability.
St Kilda vs Sydney: Prediction
Stats Insider's predicted final score for St Kilda vs Sydney at Marvel Stadium this Saturday is Sydney winning 88-79.
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 Saturday, including data-driven predictions and top betting tips.
18+. Odds correct at time of publishing and subject to change.Our model updates frequently, so refresh this article for the latest betting analysis before the St Kilda vs Sydney game.
As always, see Stats Insider's Best Bets to get the best tips on every AFL match, plus predictions for a wide range of other sports.
St Kilda vs Sydney: Essential Details
The AFL Round 21 clash between the Saints and Swans at Marvel Stadium is scheduled to begin at 1:05pm AEST on Saturday.
All dates and times mentioned in this article are in Australian Eastern Standard Time (AEST), unless otherwise noted.
Conclusion
Our St Kilda vs Sydney predictions are based on 10,000 data-driven simulations of the match, all curated by our team of skilled data scientists and analysts. We use cutting-edge technology and machine learning to ensure our AFL 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 vital to gamble responsibly and keep track of your money. For free and confidential support, call 1800 858 858 or visit gamblinghelponline.org.au.
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