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2025-07-27 Diamondbacks at Pirates Matchup Preview

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A compelling pitching duel is expected as Zac Gallen and Paul Skenes take the mound in this Diamondbacks at Pirates contest.

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Starting Pitching Matchup

Zac Gallen will start for the Arizona Diamondbacks, bringing his repertoire of pitches to face the Pittsburgh Pirates' lineup. Gallen's ability to command the strike zone and mix his pitches effectively will be key to limiting the Pirates' offensive output. The Pirates will counter with Paul Skenes, a highly touted prospect known for his high-velocity fastball and developing secondary pitches. Skenes' performance will be crucial for the Pirates, as he aims to establish himself as a reliable starter and shut down the Diamondbacks' hitters. Gallen will look to take advantage of the Pirates team that has a low percentage of batted balls resulting in hits, that sits at 28.4%.

Diamondbacks Hitting Analysis

The Arizona Diamondbacks' offense, averaging 29 years old, will be tested against Skenes' power and movement. The Diamondbacks have shown an ability to get on base, as the percentage of pitches that are swung at that resulted in contact sits at 78.3%. The Diamondbacks hitters' ability to make contact and put the ball in play will be crucial in generating scoring opportunities against Skenes. The Diamondbacks will need to maintain a patient approach and capitalize on any mistakes Skenes makes in the strike zone. The Diamondbacks team wide Wins Above Replacement is 18.5, which shows that they have been a high-performing team this season, and this will put pressure on Skenes to perform in this contest.

Pirates Hitting Analysis

The Pittsburgh Pirates' offense, averaging 28 years old, will face a tough challenge against Gallen's experience and precision. The Pirates hitters will need to focus on identifying Gallen's pitch patterns and exploiting any weaknesses in his delivery. The Pirates are an aggressive team in terms of swinging at pitches, as their percentage of pitches that they swing at outside the strike zone is 31.3%, which will test Gallen's ability to use pitch movement to his advantage in this contest. Pirates team wide Wins Above Replacement is 2.7, and this shows that they are not as effective a team as the Diamondbacks, which is why it will be important to utilize the home field advantage.

Defensive Play

Both teams will need solid defensive performances to support their pitchers. The Diamondbacks' defense, known for its athleticism and range, will be tasked with tracking down balls in the gaps and preventing extra-base hits. The Pirates' defense, led by veteran leadership, will need to make timely plays and avoid costly errors. Strong defensive play could be the difference in a close, low-scoring affair. The teams are equal in terms of defensive effectiveness, with about 69.6% of balls in play turning into outs.

Bullpen Outlook

The Diamondbacks' bullpen has shown some shakiness, and if Gallen exits early, this will allow the Pirates to get ahead. The Pirates' bullpen has been relatively steady this season, and their ability to shut down the Diamondbacks' offense late in the game will be crucial. Both teams will need to manage their bullpens effectively to secure the win. The Pirates closer should be utilized strategically, but the Diamondbacks will need to get to the Pirates' closer to secure the victory.

Game Strategy

For the Diamondbacks, the key will be getting runners on base and putting pressure on Skenes early in the game. The Diamondbacks will need to be aggressive on the basepaths and capitalize on any opportunities to score. For the Pirates, the focus will be on getting Skenes through the early innings and allowing the offense to find its rhythm. The Pirates will need to be patient at the plate and wait for Gallen to make mistakes.

Intangibles

Home-field advantage could play a significant role in this game. The Pirates will have the support of their home crowd, which could provide a boost of energy and momentum. The Diamondbacks will need to overcome the hostile environment and stay focused on executing their game plan.

Prediction

Given the pitching matchup and the Pirates' home-field advantage, the Pirates are slight favorites in this contest. Skenes' potential to dominate and the Pirates' ability to manufacture runs could give them the edge. Gallen's experience and the Diamondbacks' offensive capabilities cannot be discounted, but the Pirates' overall team strength may be too much to overcome. Diamondbacks 3 Pirates 4