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

Odds updated as of 6:14 p.m.

The Boston Red Sox versus the Kansas City Royals is on the MLB schedule for Wednesday.

Before checking out the MLB betting lines on FanDuel Sportsbook, we've got you covered, in terms of the most important info 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 (+142) | KC: +1.5 (-172)
• Total: 8.5 -- Over: (-112) | Under: (-108)

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 Red Sox will give the ball to Dustin May (6-7, 4.85 ERA), who is eyeing win No. 7 on the season, and the Royals will turn to Michael Wacha (5-9, 3.38 ERA). May's team is 6-12-0 against the spread this season in his starts. May's team is 9-7 this season when he starts and they are the moneyline favorite. The Royals have gone 10-12-0 against the spread when Wacha 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 hosting the Royals and are favored by 1.5 runs on the spread. The Red Sox are +142 to cover the runline, with the Royals being -172.

Red Sox vs Royals Over/Under

• Red Sox versus Royals, on Aug. 6, has an over/under of 8.5, with the over being -112 and the under -108.

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Red Sox vs Royals Betting Trends

• The Red Sox have come away with 42 wins in the 70 contests they have been listed as the favorites in this season.
• Boston has a record of 15-10 when favored by -142 or more this year.
• Contests with the Red Sox have gone over the total set by bookmakers in 53 of 114 chances this season.
• The Red Sox are 65-49-0 against the spread in their 114 games with a line set by sportsbooks this season.
• The Royals have won 32 of the 69 games they were listed as the moneyline underdog this season (46.4%).
• Kansas City is 14-13 (winning 51.9% of its games) when playing as a moneyline underdog of +120 or longer.
• The Royals have played in 112 games with an over/under set, and have combined with their opponents to go over the total 47 times (47-63-2).
• The Royals have gone 57-55-0 ATS this season.

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 best among Boston hitters this season. He has a .264 batting average, as well.
• Among qualified batters in baseball, his batting average ranks 67th, his on-base percentage ranks 75th, and he is 45th in slugging.
• Duran has picked up at least one hit in two straight games. In his last five games he is batting .333 with three doubles, two home runs and eight RBIs.
• Ceddanne Rafaela is batting .266 with 23 doubles, three triples, 14 home runs and 17 walks, while slugging .454 with an on-base percentage of .305.
• His batting average is 61st among qualified players, his on-base percentage 123rd, and his slugging percentage 61st.
• Trevor Story is batting .259 with a .431 slugging percentage and 72 RBI this year.
• Story has recorded at least one base hit in seven games in a row. In his last 10 outings he is hitting .333 with four doubles, three home runs, four walks and 12 RBIs.
• Wilyer Abreu has been key for Boston with 80 hits, an OBP of .320 plus a slugging percentage of .486.
• Abreu has hit safely in two straight games. During his last five outings he is batting .294 with a double, a walk and six RBIs.

Royals Player Leaders

• Bobby Witt Jr. has accumulated 128 hits with a .496 slugging percentage, both team-high numbers for the Royals. He's batting .287 and with an on-base percentage of .341.
• Including all qualified players, he ranks 19th in batting average, while his on-base percentage is 58th and he is 22nd in slugging.
• Witt hopes to build on a three-game hitting streak in this matchup. In his last five games he is hitting .263 with a double, a triple, a home run, four walks and three RBIs.
• Maikel Garcia leads his team with a .357 on-base percentage. He has a batting average of .300 while slugging .474.
• Including all qualifying hitters, he is ninth in batting average, 31st in on-base percentage and 34th in slugging percentage.
• 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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