Red Sox vs Giants Prediction, Odds, Moneyline, Spread & Over/Under for Aug. 23

Odds updated as of 3:11 p.m.

The Boston Red Sox versus the San Francisco Giants is on the MLB schedule for Sunday.

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 Giants Game Info

• Boston Red Sox (70-59) vs. San Francisco Giants (52-77)
• Date: Sunday, August 23, 2026
• Time: 3:15 p.m. ET
• Venue: Fenway Park -- Boston, Massachusetts
• Coverage: NBC/Peacock

Red Sox vs Giants Odds & Moneyline

• All MLB odds, betting lines and prop bets are available on FanDuel Sportsbook.
• Moneyline: BOS: (-205) | SF: (+186)
• Spread: BOS: -1.5 (+102) | SF: +1.5 (-122)
• Total: 8.5 -- Over: (-106) | Under: (-114)

Red Sox vs Giants Probable Starting Pitchers

Probable Pitchers: Jake Bennett (Red Sox) - 7-6, 3.46 ERA vs Matt Wilkinson (Giants) - 0-0, 0.00 ERA

The Red Sox will give the nod to Jake Bennett (7-6) against the Giants and Matt Wilkinson. Bennett and his team are 7-7-0 ATS this season when he starts. Bennett's team has a record of 3-6 this season when he starts and they are the favorite on the moneyline. Wilkinson has started just one game with a set spread, which the Giants covered. The Giants were named the moneyline underdog for one Wilkinson start this season -- they won.

Red Sox vs Giants Prediction & Pick

All MLB win probability predictions and picks are according to numberFire.
Prediction: Red Sox win (69.4%)

Red Sox vs Giants Moneyline

• Boston is the favorite, -205 on the moneyline, while San Francisco is a +186 underdog on the road.

Red Sox vs Giants Spread

• The Giants are at the Red Sox, and are +1.5 on the runline. The Giants are +102 to cover the spread, and the Red Sox are -122.

Red Sox vs Giants Over/Under

• An over/under of 8.5 has been set for Red Sox-Giants on Aug. 23, with the over being -106 and the under -114.

Bet on Boston Red Sox vs. San Francisco Giants on FanDuel today!

Red Sox vs Giants Betting Trends

• The Red Sox have been chosen as favorites in 88 games this year and have walked away with the win 47 times (53.4%) in those games.
• This season Boston has come away with a win two times in four chances when named as a favorite of at least -205 on the moneyline.
• Contests with the Red Sox have gone over the total set by sportsbooks in 58 of 127 chances this season.
• The Red Sox have an against the spread record of 62-65-0 in 127 games with a line this season.
• The Giants have won 34.1% of the games this season they were the underdog on the moneyline (28-54).
• In games it has played as a moneyline underdog with odds of +186 or longer, San Francisco has a record of 2-3 (40%).
• In the 126 games bookmakers have set an over/under for the Giants, they have combined with opponents to go over the total 59 times (59-58-9).
• The Giants have collected a 57-69-0 record ATS this season.

Red Sox Player Leaders

• Wilyer Abreu has 27 doubles, four triples, 22 home runs and 59 walks while hitting .258. He has an on-base percentage of .338 and a slugging percentage of .469.
• Among all qualifying hitters in the majors, he ranks 68th in batting average, 59th in on-base percentage, and 35th in slugging.
• Willson Contreras has 116 hits and an OBP of .395, both of which lead the Red Sox this season. He's batting .285 and slugging .538.
• Among all qualifying batters, he ranks 19th in batting average, third in on-base percentage and sixth in slugging percentage.
• Contreras takes a five-game streak with at least one hit into this one. During his last five outings he is hitting .421 with two doubles, two home runs, four walks and six RBIs.
• Ceddanne Rafaela has an OPS of .786, fueled by an OBP of .324 and a team-best slugging percentage of .461 this season.
• Rafaela enters this game with two games in a row with at least one hit. In his last five games he is hitting .304 with three doubles, two walks and an RBI.
• Caleb Durbin has 12 home runs, 62 RBI and a batting average of .257 this season.
• Durbin has hit safely in two games in a row. During his last five outings he is hitting .368 with two walks and two RBIs.

Giants Player Leaders

• Rafael Devers is batting .243 with 31 doubles, a triple, 26 home runs and 56 walks. He's slugging .471 with an on-base percentage of .320.
• Including all the qualifying players in MLB, he is 94th in batting average, 88th in on-base percentage and 34th in slugging percentage.
• Jung Hoo Lee paces his team with a .327 OBP, and has a club-best .429 slugging percentage. He has a batting average of .291.
• Including all qualified hitters, he ranks 11th in batting average, 79th in on-base percentage and 64th in slugging percentage.
• Willy Adames is batting .229 with 25 doubles, a triple, 21 home runs and 37 walks.
• Bryce Eldridge is batting .248 with 15 doubles, 14 home runs and 45 walks.

Red Sox vs Giants Head to Head

• 8/22/2026: 3-2 BOS (Favorite: Red Sox, Spread: -1.5, Total: 8, Favorite Moneyline: -205, Underdog Moneyline: +186)
• 8/21/2026: 6-4 BOS (Favorite: Red Sox, Spread: -1.5, Total: 7.5, Favorite Moneyline: -172, Underdog Moneyline: +158)
• 6/22/2025: 9-5 SF (Favorite: Giants, Spread: -1.5, Total: 7.5, Favorite Moneyline: -164, Underdog Moneyline: +138)
• 6/21/2025: 3-2 SF (Favorite: Giants, Spread: -1.5, Total: 7.5, Favorite Moneyline: -122, Underdog Moneyline: +104)
• 6/20/2025: 7-5 BOS (Favorite: Giants, Spread: -1.5, Total: 7.5, Favorite Moneyline: -132, Underdog Moneyline: +112)
• 5/2/2024: 3-1 SF (Favorite: Red Sox, Spread: -1.5, Total: 9.5, Favorite Moneyline: -116, Underdog Moneyline: -102)
• 5/1/2024: 6-2 BOS (Favorite: Red Sox, Spread: -1.5, Total: 8.5, Favorite Moneyline: -156, Underdog Moneyline: +132)
• 4/30/2024: 4-0 BOS (Favorite: Giants, Spread: -1.5, Total: 8, Favorite Moneyline: -134, Underdog Moneyline: +114)
• 7/30/2023: 4-3 SF (Favorite: Red Sox, Spread: -1.5, Total: 8, Favorite Moneyline: -110, Underdog Moneyline: -106)
• 7/29/2023: 3-2 SF (Favorite: Red Sox, Spread: -1.5, Total: 8.5, Favorite Moneyline: -118, Underdog Moneyline: -100)

Sign up for FanDuel Sportsbook and FanDuel Daily Fantasy today!