Mariners vs Tigers Prediction, Odds, Moneyline, Spread & Over/Under for Aug. 6

Odds updated as of 12:11 a.m.

The MLB slate on Thursday includes the Seattle Mariners facing the Detroit Tigers.

Before you do any MLB betting on this game at FanDuel Sportsbook, here's everything you need to know.

Mariners vs Tigers Game Info

• Seattle Mariners (55-59) vs. Detroit Tigers (55-58)
• Date: Thursday, August 6, 2026
• Time: 4:10 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: (-148) | DET: (+138)
• Spread: SEA: -1.5 (+136) | DET: +1.5 (-164)
• Total: 7.5 -- Over: (-110) | Under: (-110)

Mariners vs Tigers Probable Starting Pitchers

Probable Pitchers: Bryce Miller (Mariners) - 4-5, 2.80 ERA vs Framber Valdez (Tigers) - 6-7, 4.41 ERA

The Mariners will give the nod to Bryce Miller (4-5, 2.80 ERA), who is eyeing win No. 5 on the season, and the Tigers will turn to Framber Valdez (6-7, 4.41 ERA). Miller and his team have a record of 1-10-0 against the spread when he starts. Miller's team has been victorious in 27.3% of the games he's started as the moneyline favorite with a record of 3-8. The Tigers are 9-12-0 against the spread when Valdez starts. The Tigers have been the moneyline underdog in nine of Valdez's starts this season, and they went 5-4 in those games.

Mariners vs Tigers Prediction & Pick

All MLB win probability predictions and picks are according to numberFire.
Prediction: Tigers win (51.9%)

Mariners vs Tigers Moneyline

• The moneyline numbers for Mariners vs. Tigers reveal Seattle as the favorite (-148) and Detroit as the underdog (+138) on the road.

Mariners vs Tigers Spread

• The Mariners are hosting the Tigers and are favored by 1.5 runs (+136 to cover) on the runline. Detroit is -164 to cover.

Mariners vs Tigers Over/Under

• An over/under of 7.5 has been set for Mariners-Tigers on Aug. 6, with the over being -110 and the under -110.

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Mariners vs Tigers Betting Trends

• The Mariners have come away with 48 wins in the 94 contests they have been listed as the favorites in this season.
• This season Seattle has come away with a win 19 times in 30 chances when named as a favorite of at least -148 on the moneyline.
• The Mariners and their opponents have gone over the total this season in 56 of their 113 opportunities.
• The Mariners have posted a record of 39-74-0 against the spread this season.
• The Tigers have won 20 of the 45 games they were the moneyline underdog this season (44.4%).
• Detroit has played as a moneyline underdog of +138 or longer in only one game this season, which it lost.
• In the 111 games bookmakers have set an over/under for the Tigers, they have combined with opponents to go over the total 49 times (49-60-2).
• The Tigers have covered 52.3% of their games this season, going 58-53-0 against the spread.

Mariners Player Leaders

• Randy Arozarena has 110 hits, which is tops among Seattle hitters this season, while batting .282 with 38 extra-base hits. He has an on-base percentage of .377 and a slugging percentage of .454.
• Among all qualifying hitters in the majors, he is 27th in batting average, 13th in on-base percentage, and 49th in slugging.
• Arozarena will look for his fourth straight game with a hit in this contest. In his last five games he is hitting .368 with two doubles, a home run, four walks and two RBIs.
• Cole Young leads Seattle in slugging percentage (.419) thanks to 32 extra-base hits. He's batting .267 with an on-base percentage of .327.
• He ranks 52nd in batting average, 81st in on-base percentage and 78th in slugging among qualified batters.
• Josh Naylor has 109 hits this season and has a slash line of .261/.325/.357.
• Julio Rodriguez is batting .255 with a .318 OBP and 47 RBI for Seattle this season.
• Rodriguez has safely hit in four straight games. During his last five outings he is batting .263 with four walks and an RBI.

Tigers Player Leaders

• Kevin McGonigle has put up a team-best OBP (.391) and slugging percentage (.427). He's batting .284.
• Including all the qualifying hitters in the big leagues, his batting average ranks 24th, his on-base percentage ranks seventh, and he is 72nd in slugging.
• Dillon Dingler leads his team with 107 hits. He has a batting average of .272 while slugging .520 with an on-base percentage of .335.
• Including all qualifying hitters, he ranks 42nd in batting average, 67th in on-base percentage and 15th in slugging percentage.
• Riley Greene is batting .278 with 24 doubles, a triple, 16 home runs and 59 walks.
• Spencer Torkelson is batting .220 with 19 doubles, 20 home runs and 46 walks.

Mariners vs Tigers Head to Head

• 8/4/2026: 8-0 DET (Favorite: Mariners, Spread: -1.5, Total: 7.5, Favorite Moneyline: -120, Underdog Moneyline: +110)
• 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)

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