Cardinals vs. Diamondbacks prediction: Why Arizona is favored to win Sunday's MLB matchup [7/19/2026]

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Written by Dave Garofolo

Get St. Louis Cardinals vs Arizona Diamondbacks predictions for MLB Sunday.

St. Louis Cardinals-Arizona Diamondbacks Predictions and Game Preview.
St. Louis Cardinals vs. Arizona Diamondbacks MLB prediction for Sunday, July 19, 2026.

The Arizona Diamondbacks will face the St. Louis Cardinals in MLB action at Chase Field on Sunday, beginning at 4:10 PM ET.

Eduardo Rodriguez (8-3, 2.29 ERA) will start on the mound for the Diamondbacks, while the Cardinals have opted for Andre Pallante (10-6, 3.96 ERA).

Based on updated simulation results, Dimers' advanced MLB model predicts the Diamondbacks as the most likely winner of the Cardinals vs. Diamondbacks game.

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

Cardinals vs. Diamondbacks prediction: Who will win and cover?

Using trusted machine learning and data, we have simulated the result of Sunday's MLB matchup between the Cardinals and Diamondbacks, forming part of our MLB predictions coverage.

Our famous predictive model currently gives the Diamondbacks a 56.0% chance of defeating the Cardinals.

According to our model, the Cardinals (+1.5) have a 59.9% chance of covering the run line, while the 9.5-run over/under has a 52.0% chance of going over,.

 

Cardinals vs. Diamondbacks odds [7/19/2026]

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

Bet Type Cardinals Diamondbacks
Run Line +1.5 (-186) -1.5 (+178)
Moneyline +111 -113
Total o9.5 (+125) u9.5 (-127)

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

Cardinals vs. Diamondbacks 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:

Bet Type Pick Bet Now
Run Line Diamondbacks -1.5 +178
Moneyline Diamondbacks -113
Total Over 9.5 +125

According to our MLB best bets, the top play to make on this game is Over 9.5 total runs.

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

 

Cardinals vs. Diamondbacks game-day updates and essential details

Sunday's MLB action between the Diamondbacks and Cardinals at Chase Field is scheduled to commence at 4:10 PM ET.

Conclusion

We predict the Diamondbacks, with a 56.0% win probability, will likely beat the Cardinals in Sunday's MLB matchup.

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

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Written by
Dave Garofolo
Content Producer

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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