Pirates vs Mariners Prediction, Odds, Moneyline, Spread & Over/Under for July 6

Odds updated as of 4:16 p.m.

The Sunday schedule in MLB includes a matchup between the Seattle Mariners and the Pittsburgh Pirates.

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

Mariners vs Pirates Game Info

• Seattle Mariners (47-42) vs. Pittsburgh Pirates (38-52)
• Date: Sunday, July 6, 2025
• Time: 4:10 p.m. ET
• Venue: T-Mobile Park -- Seattle, Washington
• Coverage: ROOT Sports NW and SportsNet PT

Mariners vs Pirates Odds & Moneyline

• All MLB odds, betting lines and prop bets are available on FanDuel Sportsbook.
• Moneyline: SEA: (-116) | PIT: (-102)
• Spread: SEA: +1.5 (-220) | PIT: -1.5 (+180)
• Total: 6.5 -- Over: (-100) | Under: (-122)

Mariners vs Pirates Probable Starting Pitchers

Probable Pitchers: George Kirby (Mariners) - 2-4, 4.85 ERA vs Paul Skenes (Pirates) - 4-7, 2.03 ERA

This contest's pitching matchup is set, as the Mariners will send George Kirby (2-4) to the mound, while Paul Skenes (4-7) will answer the bell for the Pirates. Kirby's team is 2-6-0 against the spread in his starts this season. Kirby's team is 3-3 this season when he starts and they are the moneyline favorite. The Pirates have gone 7-11-0 ATS in Skenes' 18 starts with a set spread. The Pirates have a 3-1 record in Skenes' four starts this season when they were the underdog on the moneyline.

Mariners vs Pirates Moneyline

• The moneyline numbers for Mariners vs. Pirates reveal Seattle as the favorite (-116) and Pittsburgh as the underdog (-102) on the road.

Mariners vs Pirates Spread

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

Mariners vs Pirates Over/Under

• A total of 6.5 runs has been set for the Mariners-Pirates contest on July 6, with the over available at -100 and the under at -122.

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Mariners vs Pirates Betting Trends

• The Mariners have been victorious in 32, or 56.1%, of the 57 contests they have been chosen as favorites in this season.
• This season Seattle has come away with a win 30 times in 53 chances when named as a favorite of at least -116 on the moneyline.
• The Mariners and their opponents have hit the over in 46 of their 87 games with a total set by oddsmakers this season.
• The Mariners have posted a record of 38-49-0 against the spread this season.
• The Pirates have gone 24-34 in games they were listed as the moneyline underdog (winning 41.4% of those games).
• Pittsburgh has a 20-31 record (winning only 39.2% of its games) when playing as a moneyline underdog of -102 or longer.
• The Pirates have had an over/under set by bookmakers 83 times, and have combined with opponents to go over the total in 32 of those games (32-48-3).
• The Pirates have collected a 42-41-0 record against the spread this season.

Mariners Player Leaders

• Cal Raleigh leads Seattle in total hits (87) this season while batting .270 with 51 extra-base hits. He has an on-base percentage of .383 and a slugging percentage of .646.
• Among qualified hitters in baseball, he is 53rd in batting average, 11th in on-base percentage, and second in slugging.
• Julio Rodriguez has hit 11 homers this season while driving in 43 runs. He's batting .247 this season and slugging .387 with an on-base percentage of .307.
• Among all qualifying batters, he is 107th in batting average, 117th in on-base percentage and 115th in slugging percentage.
• J.P. Crawford has a team-best OPS of .766, fueled by a slash line of .285/.386/.380 this season.
• Crawford brings a seven-game hitting streak into this game. During his last 10 games he is hitting .318 with two doubles, a walk and an RBI.
• Randy Arozarena has been key for Seattle with 80 hits, an OBP of .355 plus a slugging percentage of .438.

Pirates Player Leaders

• Oneil Cruz has 59 hits, a team-high for the Pirates. He's batting .206 and slugging .408 with an on-base percentage of .319.
• He is 153rd in batting average, 95th in on-base percentage and 95th in slugging percentage among all qualified batters in MLB.
• Bryan Reynolds' .384 slugging percentage leads his team. He has a batting average of .232 with an on-base percentage of .298.
• He ranks 129th in batting average, 130th in on-base percentage and 116th in slugging percentage in the majors.
• Andrew McCutchen has a team-best .343 on-base percentage.
• Isiah Kiner-Falefa is hitting .272 with 10 doubles, two triples, a home run and 13 walks.

Mariners vs Pirates Head to Head

• 7/5/2025: 1-0 SEA (Favorite: Mariners, Spread: -1.5, Total: 7, Favorite Moneyline: -166, Underdog Moneyline: +140)
• 7/4/2025: 6-0 SEA (Favorite: Mariners, Spread: -1.5, Total: 7.5, Favorite Moneyline: -180, Underdog Moneyline: +152)
• 8/18/2024: 10-3 SEA (Favorite: Mariners, Spread: -1.5, Total: 8, Favorite Moneyline: -158, Underdog Moneyline: +134)
• 8/17/2024: 7-2 PIT (Favorite: Mariners, Spread: -1.5, Total: 8, Favorite Moneyline: -152, Underdog Moneyline: +128)
• 8/16/2024: 5-3 PIT (Favorite: Pirates, Spread: -1.5, Total: 6.5, Favorite Moneyline: -120, Underdog Moneyline: +102)
• 5/28/2023: 6-3 SEA (Favorite: Mariners, Spread: -1.5, Total: 8.5, Favorite Moneyline: -142, Underdog Moneyline: +120)
• 5/27/2023: 5-0 SEA (Favorite: Mariners, Spread: -1.5, Total: 7.5, Favorite Moneyline: -225, Underdog Moneyline: +188)
• 5/26/2023: 11-6 PIT (Favorite: Mariners, Spread: -1.5, Total: 7, Favorite Moneyline: -162, Underdog Moneyline: +136)

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