Mariners vs Rays Prediction, Odds, Moneyline, Spread & Over/Under for Aug. 7

Odds updated as of 1:12 p.m.

The MLB schedule on Friday includes the Seattle Mariners taking on the Tampa Bay Rays.

Before checking out the MLB betting lines on FanDuel Sportsbook, we've got you covered, in terms of the most important info about this matchup.

Mariners vs Rays Game Info

• Seattle Mariners (56-60) vs. Tampa Bay Rays (68-46)
• Date: Friday, August 7, 2026
• Time: 9:45 p.m. ET
• Venue: T-Mobile Park -- Seattle, Washington
• Coverage: Apple TV+

Mariners vs Rays Odds & Moneyline

• All MLB odds, betting lines and prop bets are available on FanDuel Sportsbook.
• Moneyline: SEA: (-112) | TB: (+102)
• Spread: SEA: +1.5 (-220) | TB: -1.5 (+180)
• Total: 7 -- Over: (-104) | Under: (-118)

Mariners vs Rays Probable Starting Pitchers

Probable Pitchers: Logan Gilbert (Mariners) - 8-6, 3.46 ERA vs Drew Rasmussen (Rays) - 10-5, 2.91 ERA

The probable pitchers are Logan Gilbert (8-6) for the Mariners and Drew Rasmussen (10-5) for the Rays. When Gilbert starts, his team is 10-12-0 against the spread this season. Gilbert's team has a record of 13-5 this season when he starts and they are the favorite on the moneyline. The Rays have gone 10-10-0 against the spread when Rasmussen starts. The Rays have been the underdog on the moneyline in seven of Rasmussen's starts this season, and they went 3-4 in those games.

Mariners vs Rays Prediction & Pick

All MLB win probability predictions and picks are according to numberFire.
Prediction: Rays win (50.4%)

Mariners vs Rays Moneyline

• Seattle is the favorite, -112 on the moneyline, while Tampa Bay is a +102 underdog on the road.

Mariners vs Rays Spread

• The Rays are 1.5-run favorites against the spread for this matchup with the Mariners. The Rays are +180 to cover, while the Mariners are -220 to cover as a 1.5-run underdog on the runline.

Mariners vs Rays Over/Under

• An over/under of 7 has been set for Mariners-Rays on Aug. 7, with the over being -104 and the under -118.

Bet on Seattle Mariners vs. Tampa Bay Rays on FanDuel today!

Mariners vs Rays Betting Trends

• The Mariners have been chosen as favorites in 96 games this year and have walked away with the win 49 times (51%) in those games.
• Seattle has a record of 49-46 when favored by -112 or more this year.
• Contests with the Mariners have gone over the total set by oddsmakers in 57 of 115 chances this season.
• The Mariners are 40-75-0 against the spread in their 115 games with a line set by sportsbooks this season.
• The Rays have been the underdog on the moneyline 34 total times this season. They've gone 16-18 in those games.
• When it has played as a moneyline underdog with odds of +102 or longer, Tampa Bay has a 10-11 record (winning 47.6% of its games).
• The Rays have had an over/under set by bookmakers 112 times, and have combined with opponents to go over the total in 51 of those games (51-59-2).
• The Rays have put together a 65-47-0 record ATS this season (covering 58% of the time).

Mariners Player Leaders

• Randy Arozarena leads Seattle with 113 hits and a team-best slugging percentage of .456. He's batting .285 with an on-base percentage of .379.
• Among qualified hitters, he ranks 23rd in batting average, his on-base percentage ranks 13th, and he is 49th in slugging.
• Arozarena will look for his sixth straight game with a hit in this contest. In his last five games he is hitting .368 with two doubles, a home run, three walks and an RBI.
• Cole Young has 15 doubles, three triples, 14 home runs and 31 walks. He's batting .263 and slugging .412 with an on-base percentage of .323.
• His batting average ranks 59th among qualified players, his on-base percentage 85th, and his slugging percentage 87th.
• Julio Rodriguez has collected 106 base hits, an OBP of .322 and a slugging percentage of .421 this season.
• Rodriguez has logged a hit or more in six games in a row. During his last 10 games he is batting .297 with two home runs, five walks and six RBIs.
• Josh Naylor is batting .260 with a .323 OBP and 40 RBI for Seattle this season.

Rays Player Leaders

• Junior Caminero has accumulated 123 hits, a team-best for the Rays. He's batting .284 and slugging .559 with an on-base percentage of .373.
• Including all qualified hitters in MLB, he is 26th in batting average, 17th in on-base percentage and third in slugging percentage.
• Caminero enters this game on a four-game hitting streak. During his last five outings he is hitting .333 with three home runs, a walk and five RBIs.
• Yandy Diaz's .458 slugging percentage paces his team. He has a batting average of .300 with an on-base percentage of .373.
• He ranks eighth in batting average, 17th in on-base percentage and 44th in slugging percentage in the majors.
• Liam Hicks is batting .282 with 10 doubles, a triple, 15 home runs and 42 walks.
• Jonathan Aranda paces his team with a .374 on-base percentage.

Mariners vs Rays Head to Head

• 7/12/2026: 8-2 SEA (Favorite: Rays, Spread: -1.5, Total: 7.5, Favorite Moneyline: -142, Underdog Moneyline: +120)
• 7/11/2026: 6-1 TB (Favorite: Rays, Spread: -1.5, Total: 7, Favorite Moneyline: -110, Underdog Moneyline: -106)
• 7/10/2026: 7-2 TB (Favorite: Rays, Spread: -1.5, Total: 8.5, Favorite Moneyline: -120, Underdog Moneyline: +102)
• 9/3/2025: 9-4 TB (Favorite: Mariners, Spread: -1.5, Total: 8.5, Favorite Moneyline: -130, Underdog Moneyline: +110)
• 9/2/2025: 6-5 TB (Favorite: Mariners, Spread: -1.5, Total: 7.5, Favorite Moneyline: -118, Underdog Moneyline: -100)
• 9/1/2025: 10-2 TB (Favorite: Mariners, Spread: -1.5, Total: 8.5, Favorite Moneyline: -110, Underdog Moneyline: -106)
• 8/10/2025: 6-3 SEA (Favorite: Mariners, Spread: -1.5, Total: 7.5, Favorite Moneyline: -180, Underdog Moneyline: +152)
• 8/9/2025: 7-4 SEA (Favorite: Mariners, Spread: -1.5, Total: 7.5, Favorite Moneyline: -142, Underdog Moneyline: +120)
• 8/8/2025: 3-2 SEA (Favorite: Mariners, Spread: -1.5, Total: 7, Favorite Moneyline: -130, Underdog Moneyline: +110)
• 8/28/2024: 6-2 SEA (Favorite: Mariners, Spread: -1.5, Total: 7, Favorite Moneyline: -158, Underdog Moneyline: +134)

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