Padres vs. Diamondbacks prediction: Why Arizona is favored to win Monday's MLB matchup [8/3/2026]
Get San Diego Padres vs Arizona Diamondbacks predictions for MLB Monday.
The Arizona Diamondbacks will face the San Diego Padres, in what is expected to be a close MLB game, at Chase Field on Monday, beginning at 9:40 PM ET.
The Diamondbacks will have Brandon Pfaadt (5-1, 4.00 ERA) as their starting pitcher, pitting him against Michael King (6-7, 3.38 ERA) for the Padres.
Dimers' advanced MLB model gives the Diamondbacks a slight edge with a 51.7% win probability over the Padres.
This article offers an expanded analysis of Monday's Padres vs. Diamondbacks matchup, including best bets and picks.
Padres vs. Diamondbacks prediction: Who will win and cover?
Our leading predictive model gives the Diamondbacks a 51.7% chance of beating the Padres.
According to our model, the Diamondbacks (+1.5) have a 62.0% chance of covering the run line, while the over/under total of 8.5 runs has a 55.2% chance of going over,.
Padres vs. Diamondbacks odds [8/3/2026]
We have sourced the best MLB odds in America for this game, which are listed here:
| Bet Type | Padres | Diamondbacks |
|---|---|---|
| Run Line | -1.5 (+156) | +1.5 (-165) |
| Moneyline | -106 | +104 |
| Total | o8.5 (-105) | u8.5 (+100) |
All odds are correct at the time of publication and are subject to change.
Padres vs. Diamondbacks picks and best bet
After matching our predictions against the best available odds, we can reveal our picks for each of the major markets in this matchup. Plus, find our best bet for the game below:
| Bet Type | Pick | Bet Now |
|---|---|---|
| Run Line | Diamondbacks +1.5 | hard_rock-165 |
| Moneyline | Diamondbacks | +104 |
| Total | Over 8.5 | hard_rock-105 |
According to our best MLB 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.
Padres vs. Diamondbacks game-day updates and essential details
Monday's MLB action between the Diamondbacks and Padres at Chase Field is scheduled to begin at 9:40 PM ET.
- Who: San Diego Padres vs. Arizona Diamondbacks
- Date: Monday, August 3, 2026
- Time: 9:40 PM ET/6:40PM PT
- Venue: Chase Field
Conclusion
We predict the Diamondbacks, with a 51.7% win probability, will likely beat the Padres in Monday's MLB matchup.
Additional tools and information for betting safely can be found in our Responsible Gambling hub.
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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.
