Phillies vs Red Sox Prediction, Odds, Moneyline, Spread & Over/Under for May 12

Odds updated as of 6:14 p.m.

The Philadelphia Phillies will face the Boston Red Sox in MLB action on Tuesday.

All the information you need to make smart bets on this matchup at FanDuel Sportsbook can be found below. Check out all of the latest MLB betting lines here.

Phillies vs Red Sox Game Info

• Philadelphia Phillies (19-22) vs. Boston Red Sox (17-23)
• Date: Tuesday, May 12, 2026
• Time: 6:45 p.m. ET
• Venue: Fenway Park -- Boston, Massachusetts
• Coverage: NESN and NBCS-PH

Phillies vs Red Sox Odds & Moneyline

• All MLB odds, betting lines and prop bets are available on FanDuel Sportsbook.
• Moneyline: PHI: (-142) | BOS: (+120)
• Spread: PHI: -1.5 (+122) | BOS: +1.5 (-146)
• Total: 8 -- Over: (-115) | Under: (-105)

Phillies vs Red Sox Probable Starting Pitchers

Probable Pitchers: Zack Wheeler (Phillies) - 1-0, 3.12 ERA vs Jovani Moran (Red Sox) - 0-0, 2.91 ERA

The Phillies will give the ball to Zack Wheeler (1-0, 3.12 ERA), who is eyeing win No. 2 on the season, and the Red Sox will counter with Jovani Moran. When Wheeler starts, his team is 2-1-0 against the spread this season. Wheeler's team is 2-0 this season when he starts and they're favored on the moneyline. Moran has started only one game with a set spread, which the Red Sox covered. The Red Sox were the underdog on the moneyline for one Moran start this season -- they won.

Phillies vs Red Sox Prediction & Pick

All MLB win probability predictions and picks are according to numberFire.
Prediction: Phillies win (63.8%)

Phillies vs Red Sox Moneyline

• Looking at the moneyline for Red Sox-Phillies, Boston is the underdog at +120, and Philadelphia is -142 playing on the road.

Phillies vs Red Sox Spread

• The Red Sox are at +1.5 on the runline against the Phillies. The Red Sox are -146 to cover the spread, and the Phillies are +122.

Phillies vs Red Sox Over/Under

• A total of 8 runs has been set for the Phillies-Red Sox game on May 12, with the over available at -115 and the under at -105.

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Phillies vs Red Sox Betting Trends

• The Phillies have been victorious in 17, or 54.8%, of the 31 contests they have been chosen as favorites in this season.
• This season Philadelphia has come away with a win 14 times in 22 chances when named as a favorite of at least -142 on the moneyline.
• The Phillies' games have gone over the total in 22 of their 41 opportunities.
• The Phillies are 11-30-0 against the spread in their 41 games that had a posted line this season.
• The Red Sox have been the moneyline underdog 12 total times this season. They've gone 4-8 in those games.
• Boston has gone 1-3 when playing as a moneyline underdog with odds of +120 or longer (25%).
• The Red Sox have played in 40 games with an over/under set, and have combined with opponents to go over the total 19 times (19-20-1).
• The Red Sox have covered only 35% of their games this season, going 14-26-0 ATS.

Phillies Player Leaders

• Bryce Harper is batting .281 with nine doubles, a triple, 10 home runs and 23 walks. He has an on-base percentage of .376 while slugging .562.
• Among qualified hitters, he is 40th in batting average, his on-base percentage ranks 29th, and he is 11th in slugging.
• Harper hopes to build on a two-game hitting streak in this matchup. In his last five games he is hitting .353 with three home runs, four walks and four RBIs.
• Kyle Schwarber leads Philadelphia in total hits (35) this season while batting .227 with 24 extra-base hits. He's slugging .597 with an on-base percentage of .353.
• Among qualifying hitters, he is 125th in batting average, 56th in on-base percentage and seventh in slugging percentage.
• Schwarber takes a five-game streak with at least one hit into this one. During his last five outings he is hitting .364 with a double, five home runs, a walk and seven RBIs.
• Brandon Marsh leads the Phillies with an OPS of .893. He has a slash line of .353/.382/.511 this season.
• Marsh heads into this game with 12 games in a row with at least one hit. In his last 10 outings he is batting .514 with two doubles, a triple, three walks and four RBIs.
• Trea Turner is batting .240 with a .289 OBP and 13 RBI for Philadelphia this season.

Red Sox Player Leaders

• Wilyer Abreu has a slugging percentage of .473 and has 43 hits, both team-high marks for the Red Sox. He's batting .295 and with an on-base percentage of .377.
• Including all qualifying players in the big leagues, he ranks 26th in batting average, 26th in on-base percentage and 43rd in slugging percentage.
• Willson Contreras paces his team with a .380 OBP. He has a batting average of .259 while slugging .467.
• His batting average ranks 69th among all qualified players, his on-base percentage ranks 24th, and he is 46th in slugging.
• Ceddanne Rafaela has four doubles, two triples, three home runs and eight walks while hitting .269.
• Jarren Duran is batting .194 with six doubles, four home runs and 10 walks.

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