Rays vs Mariners Prediction and MLB Tips - 4 September 2025
Last updated: Sep 3, 2025, 11:35PM | Published: Sep 2, 2025, 7:32PM
The Tampa Bay Rays will sqaure off with the Seattle Mariners in MLB action at George M. Steinbrenner Field on Thursday, beginning at 9:35am AEST.
Adrian Houser (7-4, 2.85 ERA) will get the ball for the Rays, while the Mariners will counter with George Kirby (8-6, 3.94 ERA).
This article features Stats Insider's prediction and tips for the Rays vs Mariners game, plus the latest betting odds in Australia.
Who Will Win?
Using advanced computer power and data, Stats Insider has simulated the outcome of Thursday's Tampa Bay vs Seattle MLB game 10,000 times.
Our independent predictive analytics model gives the Mariners a 53% chance of winning against the Rays at George M. Steinbrenner Field.
Rays vs Mariners: Odds
The latest betting odds in Australia for Thursday's MLB game at George M. Steinbrenner Field are shown below:
- Head to Head: Rays $2.10, Mariners $1.77
- Line: Rays +1.5 ($1.67), Mariners -1.5 ($2.25)
- Total (Over/Under 8.5 Runs): 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, the bookmakers currently have the Rays at $2.10 and the Mariners at $1.77.
The Rays are 1.5-run underdogs against the Mariners, with odds of $1.67 available at TAB.
For the favourite Mariners (-1.5) to cover the line, TAB offers odds of $2.25.
The over/under for total runs scored is set at 8.5 with TAB, which has odds of $1.91 for the over and $1.91 for the under.
According to Stats Insider's model, the Rays (+1.5) are predicted to cover the line 59% of the time, while the 8.5-run over/under is expected to stay under 51% of the time.
Rays vs Mariners: Best Bets
- Head to Head: Tampa Bay at $2.10 with TAB
- Line: Rays +1.5 at $1.67 with TAB
- Total Runs: Under 8.5 at $1.91 with TAB
Today's Rays vs Mariners best bets are based on complex modelling and gambling intelligence to help you place better bets with your chosen online bookie.
While the Mariners have a higher chance of winning the game, betting on the Rays to win is our recommended option due to the 1.2% edge found when comparing our data-led probabilities to the odds currently on offer.
Taking advantage of the edges published on Stats Insider is one of the keys to being profitable in the long run.
Rays vs Mariners: Prediction
Stats Insider provides full betting coverage of the Tampa Bay vs Seattle game on Thursday, including data-driven predictions and the best betting tips.
Remember, our model updates frequently, so keep checking this page for the latest betting predictions before the Tampa Bay vs Seattle game.
As always, see Stats Insider's Best Bets to get betting tips on every MLB game, as well as predictions for a wide range of other sports.
Rays vs Mariners: Essential Details
The match-up between the Rays and Mariners at George M. Steinbrenner Field is scheduled to start at 9:35am AEST on Thursday.
- Teams: Tampa Bay Rays vs Seattle Mariners
- Date: Thursday 4 September 2025
- Time: 9:35am AEST
- Venue: George M. Steinbrenner Field
All dates and times mentioned in this article are in Australian Eastern Standard Time (AEST), unless otherwise noted.
Conclusion
Our Tampa Bay vs Seattle predictions are the result of 10,000 data-driven simulations of the game, all curated by our team of experienced data scientists and analysts. We use the latest in predictive analytics technology and machine learning to ensure our MLB tips are trustworthy and reliable, giving you the knowledge you need to make informed decisions with confidence.
If you choose to use our MLB predictions for betting purposes, it's vital 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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