Tigers vs. Mariners prediction: Seattle favored to win Game 1 of ALDS [10/4/2025]

The Seattle Mariners will face the Detroit Tigers in Game 1 of the American League Division Series at T-Mobile Park on Saturday, beginning at 8:38PM ET.

The Mariners will have George Kirby (0-0, 0.00 ERA in 2025 postseason) as their starting pitcher, while the Tigers will counter with Troy Melton (0-1, 108.00 ERA).

Based on the latest simulations, Dimers' proven MLB model predicts the Mariners as the most likely winner of today's game.

For further insights into Saturday's matchup, including best bets and picks, visit our interactive Tigers vs. Mariners predictions page.

Tigers vs. Mariners prediction: Who will win Game 1?

Using trusted machine learning and data, we have simulated the result of Saturday's MLB matchup between the Tigers and Mariners 10,000 times as part of our MLB predictions coverage.

Our famous predictive model currently gives the Mariners a 63% chance of defeating the Tigers.

According to our model, the Tigers (+1.5) have a 55% chance of covering the run line, while the 7-run over/under has a 65% chance of going over.

Tigers vs. Mariners Game 1 odds [10/4/2025]

We have researched the best MLB odds in America for this game, which are listed here:

Bet Type	Tigers	Mariners
Run Line	+1.5 (-135)	-1.5 (+116)
Moneyline	+160	-190
Total	o7 (-106)	u7 (-110)

All odds are correct at the time of publication and are subject to change.

Make the most of your sports betting experience by exploring our comprehensive list of US betting apps, and the latest sportsbooks in 2025, ensuring you never miss a top new-user deal.

Tigers vs. Mariners picks and best bets for Game 1

Our model's biggest edge in today's Tigers vs. Mariners matchup is on the run line.

Our expert predictions, aligned with the latest odds, reveal the best MLB picks and MLB best bets for every game throughout the season.

Unlimited access to our full suite of picks, including this one, is available via Dimers Pro.

Tigers vs. Mariners game-day updates and essential details

Saturday's MLB game between the Mariners and Tigers at T-Mobile Park is scheduled to commence at 8:38PM ET.

• Who: Detroit Tigers vs. Seattle Mariners
• Date: Saturday, October 4, 2025
• Time: 8:38PM ET/5:38PM PT
• Venue: T-Mobile Park

Dimers' comprehensive preview of Saturday's Tigers vs. Mariners matchup includes our prediction, picks and the latest betting odds.

Before making any Tigers vs. Mariners picks, be sure to check out the latest MLB predictions and betting advice from Dimers Pro.

Sports betting deal available for Saturday

To make the most of Saturday's exciting day of sports, headlined by college football Saturday games, check out details on the latest Bet365 bonus code "DIMERS" that secures $200 in bonus bets from a $5 bet — win or lose.

Plus, find out all the details on the BetMGM x Dimers Pro offer which provides a great option for those looking to expand their sports betting horizons. Don't miss out!

Conclusion

We predict the Mariners, with a 63% win probability, will likely beat the Tigers on Saturday.

AI and automation have enhanced this article to quickly deliver accurate Tigers vs. Mariners insights, with human oversight ensuring high editorial quality. Our predictions are based on the latest data to help you make informed decisions. For additional resources and advice on responsible gambling, please call 1-800-GAMBLER.

Note: Clicking links to our partners may earn us a referral fee. Learn about how we review products and services.

More on MLB

Stay informed with the latest MLB news and MLB parlay picks throughout the season. Plus, our World Series odds offer the latest probabilities for the World Series, American League, National League and each division.