Mariners vs Tigers Prediction, Odds, Moneyline, Spread & Over/Under for Aug. 4

Odds updated as of 6:11 a.m.

The Seattle Mariners are among the MLB teams playing on Tuesday, versus the Detroit Tigers.

We've got you covered, in terms of the vital info about this game before you take a look at the MLB odds and spreads on FanDuel Sportsbook.

Mariners vs Tigers Game Info

• Seattle Mariners (55-58) vs. Detroit Tigers (54-58)
• Date: Tuesday, August 4, 2026
• Time: 9:40 p.m. ET
• Venue: T-Mobile Park -- Seattle, Washington
• Coverage: Mariners.TV and DSN

Mariners vs Tigers Odds & Moneyline

• All MLB odds, betting lines and prop bets are available on FanDuel Sportsbook.
• Moneyline: SEA: (-142) | DET: (+120)
• Spread: SEA: -1.5 (+152) | DET: +1.5 (-184)
• Total: 8 -- Over: (-112) | Under: (-108)

Mariners vs Tigers Probable Starting Pitchers

Probable Pitchers: Emerson Hancock (Mariners) - 6-5, 3.26 ERA vs TBA (Tigers)

The Mariners will look to Emerson Hancock (6-5), while the Tigers' starter has not yet been announced. Hancock's team is 7-13-0 against the spread this season in his starts. Hancock's team has won 53.3% of his starts when they are favored on the moneyline (8-7).

Mariners vs Tigers Prediction & Pick

All MLB win probability predictions and picks are according to numberFire.
Prediction: Tigers win (53.1%)

Mariners vs Tigers Moneyline

• Detroit is the underdog, +120 on the moneyline, while Seattle is a -142 favorite at home.

Mariners vs Tigers Spread

• The Mariners are hosting the Tigers and are favored by 1.5 runs on the spread. The Mariners are +152 to cover the runline, with the Tigers being -184.

Mariners vs Tigers Over/Under

• An over/under of 8 has been set for Mariners-Tigers on Aug. 4, with the over being -112 and the under -108.

Bet on Seattle Mariners vs. Detroit Tigers on FanDuel today!

Mariners vs Tigers Betting Trends

• The Mariners have been victorious in 48, or 51.6%, of the 93 contests they have been chosen as favorites in this season.
• This season Seattle has been victorious 28 times in 45 chances when named as a favorite of at least -142 on the moneyline.
• The Mariners and their opponents have gone over in 55 of their 112 games with a total set by sportsbooks this season.
• The Mariners are 39-73-0 against the spread in their 112 games with a line set by sportsbooks this season.
• The Tigers have gone 19-25 in games they were the underdog on the moneyline (winning 43.2% of those games).
• When playing as a moneyline underdog with odds of +120 or longer, Detroit has gone 1-4 (20%).
• The Tigers have played in 110 games with a set over/under, and have combined with opponents to go over the total 48 times (48-60-2).
• The Tigers are 57-53-0 ATS this season.

Mariners Player Leaders

• Randy Arozarena leads Seattle in OBP (.378) and total hits (109) this season. He's batting .282 batting average while slugging .456.
• Among the qualifying hitters in MLB, his batting average ranks 27th, his on-base percentage ranks 14th, and he is 48th in slugging.
• Arozarena hopes to build on a two-game hitting streak in this matchup. During his last five outings he is batting .316 with two doubles, a home run, four walks and two RBIs.
• Cole Young has an OPS of .747, fueled by an OBP of .325 and a team-best slugging percentage of .421 this season. He's batting .269.
• His batting average ranks 52nd among qualified players, his on-base percentage 85th, and his slugging percentage 81st.
• Young enters this game looking to extend his eight-game hit streak. In his last 10 outings he is hitting .429 with a double, two triples, a home run, two walks and three RBIs.
• Josh Naylor has 109 hits this season and has a slash line of .263/.326/.360.
• Naylor heads into this game with two games in a row with at least one hit. In his last five games he is batting .316 with two doubles, two walks and three RBIs.
• Julio Rodriguez is batting .254 with a .317 OBP and 47 RBI for Seattle this season.
• Rodriguez has hit safely in three games in a row. In his last five games he is hitting .200 with three walks and an RBI.

Tigers Player Leaders

• Kevin McGonigle has put up a .393 on-base percentage and a .431 slugging percentage, both team-high numbers for the Tigers. He's batting .287.
• Including all the qualified hitters in the big leagues, he ranks 16th in batting average, sixth in on-base percentage and 69th in slugging percentage.
• Dillon Dingler has collected 105 hits to lead his team. He has a batting average of .270 while slugging .514 with an on-base percentage of .334.
• His batting average is 46th among all qualified players, his on-base percentage ranks 71st, and he is 15th in slugging.
• Riley Greene is batting .274 with 24 doubles, a triple, 15 home runs and 59 walks.
• Spencer Torkelson is hitting .220 with 19 doubles, 20 home runs and 46 walks.

Mariners vs Tigers Head to Head

• 6/7/2026: 5-4 DET (Favorite: Tigers, Spread: -1.5, Total: 8.5, Favorite Moneyline: -112, Underdog Moneyline: -104)
• 6/6/2026: 4-0 SEA (Favorite: Mariners, Spread: -1.5, Total: 9, Favorite Moneyline: -132, Underdog Moneyline: +112)
• 6/5/2026: 7-3 DET (Favorite: Mariners, Spread: -1.5, Total: 7.5, Favorite Moneyline: -124, Underdog Moneyline: +106)
• 10/10/2025: 3-2 SEA (Favorite: Tigers, Spread: -1.5, Total: 5.5, Favorite Moneyline: -118, Underdog Moneyline: -100)
• 10/8/2025: 9-3 DET (Favorite: Tigers, Spread: -1.5, Total: 8.5, Favorite Moneyline: -108, Underdog Moneyline: -108)
• 10/5/2025: 3-2 SEA (Favorite: Tigers, Spread: -1.5, Total: 5.5, Favorite Moneyline: -148, Underdog Moneyline: +126)
• 10/4/2025: 3-2 DET (Favorite: Mariners, Spread: -1.5, Total: 7, Favorite Moneyline: -190, Underdog Moneyline: +160)
• 7/13/2025: 8-4 SEA (Favorite: Tigers, Spread: -1.5, Total: 8, Favorite Moneyline: -108, Underdog Moneyline: -108)
• 7/11/2025: 12-3 SEA (Favorite: Tigers, Spread: -1.5, Total: 7, Favorite Moneyline: -290, Underdog Moneyline: +235)
• 4/2/2025: 3-2 SEA (Favorite: Tigers, Spread: -1.5, Total: 6.5, Favorite Moneyline: -124, Underdog Moneyline: +106)

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