Phillies vs. Red Sox prediction: Philadelphia favored to win Tuesday's MLB matchup [5/12/2026]

profile-img
Written by Jason Bevilacqua

Get Philadelphia Phillies vs Boston Red Sox predictions for MLB Tuesday.

Philadelphia Phillies-Boston Red Sox Predictions and Game Preview.
Philadelphia Phillies vs. Boston Red Sox MLB prediction for Tuesday, May 12, 2026.

The Boston Red Sox and Philadelphia Phillies are scheduled to meet in MLB action at Fenway Park on Tuesday, starting at 6:45 PM ET.

Jovani Morán (0-0, 2.91 ERA) will start for the Red Sox, pitting him against Zack Wheeler (1-0, 3.12 ERA) for the Phillies.

Based on the latest simulations, Dimers' advanced MLB model predicts the Phillies as the most likely winner of the Phillies vs. Red Sox game.

This article offers further insights into Tuesday's matchup, including best bets and picks.

Phillies vs. Red Sox prediction: Who will win and cover?

Using innovative machine learning and data, we have simulated the result of Tuesday's MLB matchup between the Phillies and Red Sox, forming part of our MLB predictions coverage.

Our leading predictive model currently gives the Phillies a 56% chance of defeating the Red Sox.

According to our model, the Red Sox (+1.5) have a 56% chance of covering the run line, while the over/under total of eight runs has a 54% chance of going over.

 

Phillies vs. Red Sox odds [5/12/2026]

We have researched the best MLB odds in America for this game, which are listed here:

Bet Type Phillies Red Sox
Run Line -1.5 (+126) +1.5 (-145)
Moneyline -136 +118
Total o8 (-110) u8 (-105)

All odds are correct at the time of publication and are subject to change.

Phillies vs. Red Sox picks and best bet

After matching our predictions against the best available odds, we can reveal our picks for each of the major markets. Plus, find our best bet for the game below:

Bet Type Pick Bet Now
Run Line Phillies -1.5 +126
Moneyline Phillies -136
Total Over 8 -110

According to our MLB best bets, the top play to make on this game is Over 8 total runs.

These picks are based on our probabilities matched against the implied probabilities from the sportsbook odds.

 

Phillies vs. Red Sox game-day updates and essential details

Tuesday's MLB matchup between the Red Sox and Phillies at Fenway Park is scheduled to commence at 6:45 PM ET.

Conclusion

We predict the Phillies, with a 56% win probability, will likely beat the Red Sox in Tuesday's MLB matchup.

Additional tools and information for betting safely can be found in our Responsible Gambling hub.

profile-img
Written by
Jason Bevilacqua
Head of Content and Communities

Jason Bevilacqua, an expert in MLB, NHL, NBA, MLS, and NFL, delivers game previews, best bets, and props. Since 2020, as Head of Social and Community at Dimers, he has contributed insightful articles utilizing data-driven models and simulations.

Advertiser disclosure

Related Articles

More Articles
Dimers Sports
MLB picks today: Thursday's MLB best bets include Diamondbacks vs. Cardinals play [7/23/2026]
Read Article
Dimers Sports
Rays vs. Blue Jays prediction: Why Toronto is favored to win Thursday's MLB matchup [7/23/2026]
Read Article
Dimers Sports
Diamondbacks vs. Cardinals prediction: St. Louis favored to win Thursday's MLB matchup [7/23/2026]
Read Article