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

Odds updated as of 10:11 p.m.

In MLB action on Sunday, the Boston Red Sox take on the San Francisco Giants.

We've got you covered, in terms of the vital information regarding this game before you take a look at the MLB odds and spreads on FanDuel Sportsbook.

Red Sox vs Giants Game Info

• Boston Red Sox (69-59) vs. San Francisco Giants (52-76)
• 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: (-220) | SF: (+184)
• Spread: BOS: -1.5 (+105) | SF: +1.5 (-126)
• Total: 8 -- Over: (-115) | Under: (-105)

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 ball to Jake Bennett (7-6, 3.46 ERA), who is eyeing win No. 8 on the season, and the Giants will counter with Matt Wilkinson. Bennett and his team are 7-7-0 ATS this season when he starts. Bennett's team is 3-6 this season when he starts and they are the moneyline favorite. 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 (71.9%)

Red Sox vs Giants Moneyline

• Looking at the moneyline for Red Sox-Giants, Boston is the favorite at -220, and San Francisco is +184 playing on the road.

Red Sox vs Giants Spread

• The Red Sox are hosting the Giants and are favored by 1.5 runs on the spread. The Red Sox are +105 to cover the runline, with the Giants being -126.

Red Sox vs Giants Over/Under

• The Red Sox-Giants contest on Aug. 23 has been given an over/under of 8 runs. The over is set at -115 and the under at -105.

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Red Sox vs Giants Betting Trends

• The Red Sox have been victorious in 46, or 52.9%, of the 87 contests they have been chosen as favorites in this season.
• Boston has a record of 1-2 when favored by -220 or more this year.
• Contests with the Red Sox have gone over the total set by sportsbooks in 58 of 126 chances this season.
• The Red Sox have an against the spread mark of 62-64-0 in 126 games with a line this season.
• The Giants have been the moneyline underdog 81 total times this season. They've finished 28-53 in those games.
• When it has played as a moneyline underdog with odds of +184 or longer, San Francisco has gone 2-3 (40%).
• In the 125 games bookmakers have set an over/under for the Giants, they have combined with opponents to go over the total 59 times (59-57-9).
• The Giants have a 56-69-0 record ATS this season.

Red Sox Player Leaders

• Wilyer Abreu is hitting .261 with 27 doubles, four triples, 22 home runs and 59 walks. He has an on-base percentage of .341 while slugging .474.
• Among all qualifying batters in the majors, he ranks 63rd in batting average, 57th in on-base percentage, and 32nd in slugging.
• Abreu will look for his third straight game with a hit in this contest. During his last five outings he is hitting .316 with a triple, five walks and three RBIs.
• Willson Contreras has 115 hits and an OBP of .396, both of which lead the Red Sox this season. He's batting .285 and slugging .541.
• He ranks 19th in batting average, second in on-base percentage and fifth in slugging in MLB.
• Contreras heads into this game looking to extend his four-game hit streak. During his last five outings he is hitting .389 with two doubles, two home runs, five walks and six RBIs.
• Ceddanne Rafaela has an OPS of .784, fueled by an OBP of .322 and a team-best slugging percentage of .462 this season.
• Caleb Durbin is batting .254 with a .324 OBP and 62 RBI for Boston this season.

Giants Player Leaders

• Rafael Devers is batting .245 with 31 doubles, a triple, 26 home runs and 55 walks. He's slugging .475 with an on-base percentage of .321.
• Including all qualifying hitters, he is 89th in batting average, while his on-base percentage ranks 85th and he is 31st in slugging.
• Devers heads into this game on a three-game hitting streak. In his last five games he is hitting .263 with two doubles, two home runs, three walks and four RBIs.
• Jung Hoo Lee has a .328 on-base percentage while slugging .430. Both lead his team. He has a batting average of .291.
• His batting average is 11th among all qualified players, his on-base percentage is 77th, and he is 61st in slugging.
• Willy Adames is hitting .227 with 25 doubles, a triple, 20 home runs and 36 walks.
• Bryce Eldridge is batting .248 with 15 doubles, 14 home runs and 43 walks.

Red Sox vs Giants Head to Head

• 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)
• 7/28/2023: 3-2 BOS (Favorite: Giants, Spread: -1.5, Total: 8, Favorite Moneyline: -142, Underdog Moneyline: +120)

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