Rockies vs. Pirates prediction: Why Pittsburgh is favored to win Wednesday's MLB matchup [5/13/2026]
Get Colorado Rockies vs Pittsburgh Pirates predictions for MLB Wednesday.

The Pittsburgh Pirates and Colorado Rockies are scheduled to meet in MLB action at PNC Park on Wednesday, starting at 6:40 PM ET.
The Pirates will send Mitch Keller (4-1, 2.87 ERA) to the mound, pitting him against Jose Quintana (1-2, 3.90 ERA) for the Rockies.
Based on updated simulation results, Dimers' advanced MLB model projects the Pirates as the most likely winner of the Rockies vs. Pirates game.
This article offers an expanded analysis of Wednesday's matchup, including best bets and picks.
Rockies vs. Pirates prediction: Who will win and cover?
Our independent predictive model gives the Pirates a 62% chance of beating the Rockies.
According to our model, the Rockies (+1.5) have a 55% chance of covering the run line, while the 8.5-run over/under has a 54% chance of going over.
Rockies vs. Pirates odds [5/13/2026]
We have sourced the best MLB odds in America for this game, which are listed here:
| Bet Type | Rockies | Pirates |
|---|---|---|
| Run Line | +1.5 (-121) | -1.5 (+110) |
| Moneyline | +190 | -185 |
| Total | o8.5 (-105) | u8.5 (-115) |
All odds are correct at the time of publication and are subject to change.
Rockies vs. Pirates 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 | Rockies +1.5 | -121 |
| Moneyline | Rockies | +190 |
| Total | Over 8.5 | -105 |
According to our best MLB bets, the top play to make on this game is Rockies to win.
These picks are based on our probabilities matched against the implied probabilities from the sportsbook odds.
Rockies vs. Pirates game-day updates and essential details
Wednesday's MLB action between the Pirates and Rockies at PNC Park is scheduled to begin at 6:40 PM ET.
- Who: Colorado Rockies vs. Pittsburgh Pirates
- Date: Wednesday, May 13, 2026
- Time: 6:40 PM ET/3:40PM PT
- Venue: PNC Park
Conclusion
We predict the Pirates, with a 62% win probability, will likely beat the Rockies in Wednesday's MLB matchup.
Additional tools and information for betting safely can be found in our Responsible Gambling hub.



