Red Sox vs Royals Prediction, Odds, Moneyline, Spread & Over/Under for Aug. 6

Odds updated as of 5:11 p.m.

Wednesday's slate in the MLB includes a matchup between the Boston Red Sox and the Kansas City Royals.

Before checking out the MLB betting lines on FanDuel Sportsbook, we've got you covered, in terms of the vital information regarding this matchup.

Red Sox vs Royals Game Info

• Boston Red Sox (64-51) vs. Kansas City Royals (56-58)
• Date: Wednesday, August 6, 2025
• Time: 7:10 p.m. ET
• Venue: Fenway Park -- Boston, Massachusetts
• Coverage: NESN and FDSKC

Red Sox vs Royals Odds & Moneyline

• All MLB odds, betting lines and prop bets are available on FanDuel Sportsbook.
• Moneyline: BOS: (-142) | KC: (+120)
• Spread: BOS: -1.5 (+146) | KC: +1.5 (-178)
• Total: 8.5 -- Over: (-115) | Under: (-105)

Red Sox vs Royals Probable Starting Pitchers

Probable Pitchers: Dustin May (Red Sox) - 6-7, 4.85 ERA vs Michael Wacha (Royals) - 5-9, 3.38 ERA

The probable pitchers are Dustin May (6-7) for the Red Sox and Michael Wacha (5-9) for the Royals. May's team is 6-12-0 against the spread in his starts this season. When May starts a game and his team is the favorite on the moneyline, they have a record of 9-7. The Royals have a 10-12-0 record against the spread in Wacha's starts. The Royals have a 7-7 record in Wacha's 14 starts this season when they were the underdog on the moneyline.

Red Sox vs Royals Prediction & Pick

All MLB win probability predictions and picks are according to numberFire.
Prediction: Red Sox win (56.2%)

Red Sox vs Royals Moneyline

• Looking at the moneyline for Royals-Red Sox, Kansas City is the underdog at +120, and Boston is -142 playing at home.

Red Sox vs Royals Spread

• The Red Sox are favored by 1.5 runs at home versus the Royals. The Red Sox are +146 to cover the spread, while the Royals are -178.

Red Sox vs Royals Over/Under

• The over/under for the Red Sox versus Royals game on Aug. 6 has been set at 8.5, with -115 odds on the over and -105 odds on the under.

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Red Sox vs Royals Betting Trends

• The Red Sox have been chosen as favorites in 70 games this year and have walked away with the win 42 times (60%) in those games.
• This year Boston has won 15 of 25 games when listed as at least -142 on the moneyline.
• The Red Sox and their opponents have gone over the total this season in 53 of their 114 opportunities.
• The Red Sox are 65-49-0 against the spread in their 114 games with a line set by sportsbooks this season.
• The Royals are 32-37 in games they were listed as the moneyline underdog (winning 46.4% of those games).
• When it has played as a moneyline underdog with odds of +120 or longer, Kansas City has a record of 14-13 (51.9%).
• The Royals have combined with opponents to hit the over on the total 47 times this season for a 47-63-2 record against the over/under.
• The Royals have covered 50.9% of their games this season, going 57-55-0 against the spread.

Red Sox Player Leaders

• Jarren Duran has 120 hits and an OBP of .329 to go with a slugging percentage of .465. All three of those stats are tops among Boston hitters this season. He has a .264 batting average, as well.
• Among all qualifying hitters, he ranks 68th in batting average, his on-base percentage ranks 74th, and he is 45th in slugging.
• Duran hopes to build on a two-game hitting streak in this matchup. In his last five games he is hitting .333 with three doubles, two home runs and eight RBIs.
• Ceddanne Rafaela has 23 doubles, three triples, 14 home runs and 17 walks. He's batting .266 and slugging .454 with an on-base percentage of .305.
• Among qualifying hitters, his batting average ranks him 63rd, his on-base percentage 122nd, and his slugging percentage 59th.
• Trevor Story has 110 hits this season and has a slash line of .259/.302/.431.
• Story takes a seven-game hitting streak into this matchup. In his last 10 games he is hitting .333 with four doubles, three home runs, four walks and 12 RBIs.
• Wilyer Abreu has 20 home runs, 62 RBI and a batting average of .252 this season.
• Abreu takes a two-game hitting streak into this game. During his last five outings he is hitting .294 with a double, a walk and six RBIs.

Royals Player Leaders

• Bobby Witt Jr. has racked up 128 hits with a .496 slugging percentage, both team-best stats for the Royals. He's batting .287 and with an on-base percentage of .341.
• He ranks 19th in batting average, 58th in on-base percentage and 22nd in slugging percentage among all qualifying hitters in the majors.
• Witt hopes to build on a three-game hitting streak in this matchup. In his last five games he is batting .263 with a double, a triple, a home run, four walks and three RBIs.
• Maikel Garcia's .357 on-base percentage paces his team. He has a batting average of .300 while slugging .474.
• Including all qualifying hitters, his batting average places him ninth, his on-base percentage is 31st, and he is 33rd in slugging.
• Vinnie Pasquantino is batting .261 with 18 doubles, a triple, 19 home runs and 36 walks.
• Salvador Perez has 28 doubles, 20 home runs and 19 walks while hitting .253.

Red Sox vs Royals Head to Head

• 8/5/2025: 6-2 BOS (Favorite: Red Sox, Spread: -1.5, Total: 7.5, Favorite Moneyline: -250, Underdog Moneyline: +205)
• 8/4/2025: 8-5 BOS (Favorite: Red Sox, Spread: -1.5, Total: 9.5, Favorite Moneyline: -162, Underdog Moneyline: +136)
• 5/11/2025: 3-1 BOS (Favorite: Royals, Spread: -1.5, Total: 8.5, Favorite Moneyline: -134, Underdog Moneyline: +116)
• 5/10/2025: 10-1 BOS (Favorite: Royals, Spread: -1.5, Total: 7, Favorite Moneyline: -116, Underdog Moneyline: -102)
• 5/9/2025: 2-1 KC (Favorite: Red Sox, Spread: -1.5, Total: 9, Favorite Moneyline: -110, Underdog Moneyline: -106)
• 8/7/2024: 8-4 KC (Favorite: Royals, Spread: -1.5, Total: 8.5, Favorite Moneyline: -142, Underdog Moneyline: +120)
• 8/6/2024: 6-5 BOS (Favorite: Royals, Spread: -1.5, Total: 8.5, Favorite Moneyline: -130, Underdog Moneyline: +110)
• 8/5/2024: 9-5 BOS (Favorite: Royals, Spread: -1.5, Total: 10, Favorite Moneyline: -134, Underdog Moneyline: +114)
• 7/14/2024: 5-4 BOS (Favorite: Red Sox, Spread: -1.5, Total: 9.5, Favorite Moneyline: -148, Underdog Moneyline: +126)
• 7/13/2024: 5-0 BOS (Favorite: Red Sox, Spread: -1.5, Total: 8.5, Favorite Moneyline: -134, Underdog Moneyline: +114)

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