Tigers vs. Pirates prediction: Why Pittsburgh is favored to win Tuesday's MLB matchup [8/18/2026]
Get Detroit Tigers vs Pittsburgh Pirates predictions for MLB Tuesday.

The Pittsburgh Pirates will square off with the Detroit Tigers in MLB action at PNC Park on Tuesday, starting at 6:40 PM ET.
The Pirates will start Braxton Ashcraft (12-5, 3.88 ERA), while the Tigers will counter with Keider Montero (9-7, 3.22 ERA).
Dimers' proven MLB model projects the Pirates as the most likely winner in this Tigers vs. Pirates prediction.
This article offers further insights into Tuesday's matchup, including best bets and picks.
For more, dive into Braxton Ashcraft's pitching projections.
Tigers vs. Pirates prediction: Who will win and cover?
Our independent predictive model currently gives the Pirates a 56.1% chance of defeating the Tigers.
According to our model, the Tigers (+1.5) have a 60.7% chance of covering the run line, while the 7.5-run over/under has a 58.0% chance of going over,.
Tigers vs. Pirates odds [8/18/2026]
We have sourced the best MLB odds in America for this game, which are listed here:
- Run Line: Tigers +1.5 (-167) / Pirates -1.5 (+163)
- Moneyline: Tigers +130, Pirates -133
All odds are correct at the time of publication and are subject to change.
Tigers vs. Pirates 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:
- Run line: Pirates -1.5 @ +163 via DraftKings
- Moneyline: Tigers @ +130 via FanDuel
- Total: Over 7.5 @ -115 via Novig
According to our best MLB bets, the top play to make on this game is Over 7.5 total runs.
These picks are based on our probabilities matched against the implied probabilities from the sportsbook odds.
Tigers vs. Pirates game-day updates and essential details
Tuesday's MLB matchup between the Pirates and Tigers at PNC Park is scheduled to begin at 6:40 PM ET.
- Who: Detroit Tigers vs. Pittsburgh Pirates
- Date: Tuesday, August 18, 2026
- Time: 6:40 PM ET/3:40PM PT
- Venue: PNC Park
Conclusion
We predict the Pirates, with a 56.1% win probability, will likely beat the Tigers in Tuesday's MLB matchup.
Additional tools and information for betting safely can be found in our Responsible Gambling hub.
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