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Diamondbacks vs. Phillies prediction: Why Philadelphia is favored to win Sunday's MLB matchup [4/12/2026]
Updated: | First published:
Written by Dave Garofolo, Content Producer
Get Arizona Diamondbacks vs Philadelphia Phillies predictions for MLB Sunday.
The Philadelphia Phillies will take on the Arizona Diamondbacks in MLB action at Citizens Bank Park on Sunday, starting at 1:35 PM ET.
The Phillies will have Andrew Painter (1-0, 4.82 ERA) as their starting pitcher, while the Diamondbacks will counter with Zac Gallen (1-1, 3.00 ERA).
Based on updated simulation results, Dimers' advanced MLB model projects the Phillies as the most likely winner of the Diamondbacks vs. Phillies game.
This article offers further insights into Sunday's matchup, including best bets and picks.
Diamondbacks vs. Phillies prediction: Who will win and cover?
Using innovative machine learning and statistical analysis, we have simulated the outcome of Sunday's MLB matchup between the Diamondbacks and Phillies, forming part of our MLB predictions coverage.
Our independent predictive model gives the Phillies a 55% chance of beating the Diamondbacks.
According to our model, the Diamondbacks (+1.5) have a 62% chance of covering the run line, while the 8.5-run over/under has a 54% chance of going over.
Diamondbacks vs. Phillies odds [4/12/2026]
We have sourced the best MLB odds in America for this game, which are listed here:
| Bet Type | Diamondbacks | Phillies |
|---|---|---|
| Run Line | +1.5 (-184) | -1.5 (+155) |
| Moneyline | +116 | -130 |
| Total | o8.5 (-105) | u8.5 (-110) |
All odds are correct at the time of publication and are subject to change.
Diamondbacks vs. Phillies picks and best bet
After matching our predictions against the best current 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 | +155 |
| Moneyline | Diamondbacks | +116 |
| Total | Over 8.5 | -105 |
According to our MLB best bets, the top play to make on this game is Over 8.5 total runs.
These picks are based on our probabilities matched against the implied probabilities from the sportsbook odds.
Diamondbacks vs. Phillies game-day updates and essential details
Sunday's MLB game between the Phillies and Diamondbacks at Citizens Bank Park is scheduled to commence at 1:35 PM ET.
- Who: Arizona Diamondbacks vs. Philadelphia Phillies
- Date: Sunday, April 12, 2026
- Time: 1:35 PM ET/10:35AM PT
- Venue: Citizens Bank Park
Conclusion
We predict the Phillies, with a 55% win probability, will likely beat the Diamondbacks in Sunday's MLB matchup.
Additional tools and information for betting safely can be found in our Responsible Gambling hub.
Dave Garofolo uses sophisticated AI-driven analytics to make predictions and evaluate player performances in the NBA, MLB, NFL, NHL, NCAAM, and PGA TOUR tournaments, crafting insightful game and prop previews.
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