Rockies vs. Diamondbacks prediction: Why Arizona is favored to win Friday's MLB matchup [5/22/2026]
Get Colorado Rockies vs Arizona Diamondbacks predictions for MLB Friday.

The Arizona Diamondbacks will take on the Colorado Rockies in MLB action at Chase Field on Friday, starting at 9:40 PM ET.
Michael Soroka (6-2, 3.49 ERA) will start for the Diamondbacks, up against Tomoyuki Sugano (4-3, 4.02 ERA) for the Rockies.
Based on the latest simulations, Dimers' proven MLB model predicts the Diamondbacks as the most likely winner of the Rockies vs. Diamondbacks game.
This article offers an expanded analysis of Friday's matchup, including best bets and picks.
Rockies vs. Diamondbacks prediction: Who will win and cover?
Our independent predictive model currently gives the Diamondbacks a 68% chance of beating the Rockies.
According to our model, the Diamondbacks (-1.5) have a 51% chance of covering the run line, while the 9-run over/under has a 57% chance of going over.
Rockies vs. Diamondbacks odds [5/22/2026]
We have sourced the best MLB odds in America for this game, which are listed here:
| Bet Type | Rockies | Diamondbacks |
|---|---|---|
| Run Line | +1.5 (-117) | -1.5 (-102) |
| Moneyline | +180 | -210 |
| Total | o9 (-102) | u9 (-115) |
All odds are correct at the time of publication and are subject to change.
Rockies 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. Plus, find our best bet for the game below:
| Bet Type | Pick | Bet Now |
|---|---|---|
| Run Line | Diamondbacks -1.5 | -102 |
| Moneyline | Diamondbacks | -210 |
| Total | Over 9 | -102 |
According to our MLB best bets, the top play to make on this game is Over 9 total runs.
These picks are based on our probabilities matched against the implied probabilities from the sportsbook odds.
Rockies vs. Diamondbacks game-day updates and essential details
Friday's MLB action between the Diamondbacks and Rockies at Chase Field is scheduled to start at 9:40 PM ET.
- Who: Colorado Rockies vs. Arizona Diamondbacks
- Date: Friday, May 22, 2026
- Time: 9:40 PM ET/6:40PM PT
- Venue: Chase Field
Conclusion
We predict the Diamondbacks, with a 68% win probability, will likely beat the Rockies in Friday's MLB matchup.
Additional tools and information for betting safely can be found in our Responsible Gambling hub.
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