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Read Article Phillies vs. Diamondbacks prediction: Why Philadelphia is favored to win Wednesday's MLB matchup [9/2/2026]
Updated: | First published:
Written by Dave Garofolo, Content Producer
Dimers' simulation model projects a 51.2% win probability for the Phillies at Chase Field.
The Arizona Diamondbacks and Philadelphia Phillies will lock horns in MLB action at Chase Field on Wednesday, starting at 3:40 PM ET.
The Diamondbacks will start Taylor Clarke (2-3, 2.60 ERA), up against Andrew Painter (3-8, 5.95 ERA) for the Phillies.
Dimers' proven MLB model gives the Phillies a slight edge with a 51.2% win probability over the Diamondbacks.
This article offers a complete Phillies vs. Diamondbacks prediction, including best bets and picks.
Phillies vs. Diamondbacks prediction and odds
Using innovative machine learning and data, we have simulated the outcome of Wednesday's MLB game between the Phillies and Diamondbacks, forming part of our MLB predictions coverage.
Our famous predictive model currently gives the Phillies a 51.2% chance of defeating the Diamondbacks.
According to our model, the Diamondbacks (+1.5) have a 59.9% chance of covering the run line, while the over/under total of 8.5 runs has a 59.1% chance of going over.
Latest betting odds
We have sourced the best MLB odds in America for this game, which are listed here:
- Run Line: Phillies -1.5 (+153) / Diamondbacks +1.5 (-138)
- Moneyline: Phillies -110, Diamondbacks +117
- Total: Over/Under 8.5 (+100/+108)
All odds are correct at the time of publication and are subject to change.
Model picks and best bet
After matching our predictions against the best current odds, we can reveal our picks for each of the major markets in this matchup. Plus, find our best bet for the game below:
- Run line: Diamondbacks +1.5 @ 58¢ via Polymarket
- Moneyline: Diamondbacks @ 46¢ via Polymarket
- Total: Over 8.5 @ 50¢ via Novig
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 current available odds.
Game info & first pitch details
Wednesday's MLB matchup between the Diamondbacks and Phillies at Chase Field is scheduled to begin at 3:40 PM ET.
- Who: Philadelphia Phillies vs. Arizona Diamondbacks
- Date: Wednesday, September 2, 2026
- Time: 3:40 PM ET/12:40PM PT
- Venue: Chase Field
Conclusion
We predict the Phillies, with a 51.2% win probability, will likely beat the Diamondbacks in Wednesday'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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