Pirates vs Diamondbacks Prediction, Odds, Moneyline, Spread & Over/Under for July 28

Odds updated as of 6:13 p.m.

The MLB schedule on Tuesday includes the Pittsburgh Pirates facing the Arizona Diamondbacks.

Here's what you need to know before checking out today's MLB odds and spreads on FanDuel Sportsbook.

Pirates vs Diamondbacks Game Info

• Pittsburgh Pirates (55-52) vs. Arizona Diamondbacks (55-52)
• Date: Tuesday, July 28, 2026
• Time: 6:40 p.m. ET
• Venue: PNC Park -- Pittsburgh, Pennsylvania
• Coverage: SportsNet PT and Dbacks.TV

Pirates vs Diamondbacks Odds & Moneyline

• All MLB odds, betting lines and prop bets are available on FanDuel Sportsbook.
• Moneyline: PIT: (-116) | ARI: (-102)
• Spread: PIT: +1.5 (-192) | ARI: -1.5 (+158)
• Total: 9 -- Over: (-120) | Under: (-102)

Pirates vs Diamondbacks Probable Starting Pitchers

Probable Pitchers: Bubba Chandler (Pirates) - 3-8, 4.47 ERA vs Brandon Pfaadt (Diamondbacks) - 5-1, 4.43 ERA

The probable starters are Bubba Chandler (3-8) for the Pirates and Brandon Pfaadt (5-1) for the Diamondbacks. Chandler and his team have a record of 9-10-0 against the spread when he starts. Chandler's team is 3-4 this season when he starts and they are the moneyline favorite. The Diamondbacks covered in each of the eight games Pfaadt started that had a spread set by oddsmakers. The Diamondbacks have a 3-1 record in Pfaadt's four starts this season when they were the moneyline underdog.

Pirates vs Diamondbacks Prediction & Pick

All MLB win probability predictions and picks are according to numberFire.
Prediction: Pirates win (63.3%)

Pirates vs Diamondbacks Moneyline

• The moneyline numbers for Pirates vs. Diamondbacks reveal Pittsburgh as the favorite (-116) and Arizona as the underdog (-102) on the road.

Pirates vs Diamondbacks Spread

• The Diamondbacks are 1.5-run favorites against the spread for this matchup with the Pirates. The Diamondbacks are +158 to cover, while the Pirates are -192 to cover as a 1.5-run underdog on the runline.

Pirates vs Diamondbacks Over/Under

• Pirates versus Diamondbacks on July 28 has an over/under of 9 runs, with the odds on the over -120 and the under set at -102.

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Pirates vs Diamondbacks Betting Trends

• The Pirates have won in 33, or 58.9%, of the 56 contests they have been named as odds-on favorites in this year.
• This season Pittsburgh has been victorious 29 times in 52 chances when named as a favorite of at least -116 on the moneyline.
• The Pirates and their opponents have hit the over in 61 of their 105 games with a total set by oddsmakers this season.
• In 105 games with a line this season, the Pirates have a mark of 54-51-0 against the spread.
• The Diamondbacks have gone 23-34 in games they were listed as the moneyline underdog (winning 40.4% of those games).
• Arizona has a record of 19-29 when it has played as a moneyline underdog with odds of -102 or longer (39.6%).
• The Diamondbacks have played in 106 games with an over/under set, and have combined with opponents to go over the total 45 times (45-57-4).
• The Diamondbacks have a 56-50-0 record ATS this season.

Pirates Player Leaders

• Bryan Reynolds has 105 hits this season and a team-best OBP of .381. He has a .269 batting average and a slugging percentage of .454.
• He is 49th in batting average, 12th in on-base percentage, and 52nd in slugging among qualifying batters in MLB.
• Reynolds will look for his third straight game with a hit in this contest. In his last five games he is batting .100 with two doubles and an RBI.
• Brandon Lowe has 97 hits, which leads Pittsburgh batters this season. He's batting .251 with 45 extra-base hits. He's also slugging .478 with an on-base percentage of .319.
• His batting average is 84th among qualified players, his on-base percentage 96th, and his slugging percentage 36th.
• Lowe brings a two-game streak with at least one hit into this contest. In his last five games he is hitting .368 with two doubles, two walks and two RBIs.
• Ryan O'Hearn has collected 94 base hits, an OBP of .340 and a slugging percentage of .463 this season.
• Nick Gonzales leads Pittsburgh with a slugging percentage of .412, fueled by 24 extra-base hits.
• Gonzales has safely hit in 11 straight games. During his last 10 games he is batting .372 with three doubles, two home runs and four RBIs.

Diamondbacks Player Leaders

• Ketel Marte has put up a team-high .455 slugging percentage. He's batting .254 with an on-base percentage of .308.
• Including all the qualified hitters in MLB, his batting average is 77th, his on-base percentage ranks 115th, and he is 50th in slugging.
• Corbin Carroll's 96 hits lead his team. He has a batting average of .249 while slugging .483 with an on-base percentage of .342.
• Including all qualified hitters, he is 90th in batting average, 61st in on-base percentage and 29th in slugging percentage.
• Geraldo Perdomo has put up an on-base percentage of .356, a team-best for the Diamondbacks.
• Ildemaro Vargas has 14 doubles, three triples, seven home runs and 19 walks while hitting .272.

Pirates vs Diamondbacks Head to Head

• 7/27/2026: 3-2 PIT (Favorite: Pirates, Spread: -1.5, Total: 9.5, Favorite Moneyline: -116, Underdog Moneyline: -102)
• 5/7/2026: 4-2 PIT (Favorite: Diamondbacks, Spread: -1.5, Total: 8.5, Favorite Moneyline: -116, Underdog Moneyline: -102)
• 5/6/2026: 1-0 PIT (Favorite: Pirates, Spread: -1.5, Total: 7.5, Favorite Moneyline: -132, Underdog Moneyline: +112)
• 5/5/2026: 9-0 ARI (Favorite: Diamondbacks, Spread: -1.5, Total: 9, Favorite Moneyline: -134, Underdog Moneyline: +114)
• 7/27/2025: 6-0 PIT (Favorite: Pirates, Spread: -1.5, Total: 7.5, Favorite Moneyline: -142, Underdog Moneyline: +120)
• 7/25/2025: 1-0 ARI (Favorite: Diamondbacks, Spread: -1.5, Total: 9, Favorite Moneyline: -116, Underdog Moneyline: -102)
• 5/28/2025: 10-1 PIT (Favorite: Diamondbacks, Spread: -1.5, Total: 7.5, Favorite Moneyline: -132, Underdog Moneyline: +112)
• 5/27/2025: 9-6 PIT (Favorite: Diamondbacks, Spread: -1.5, Total: 8.5, Favorite Moneyline: -260, Underdog Moneyline: +215)
• 5/26/2025: 5-0 ARI (Favorite: Diamondbacks, Spread: -1.5, Total: 9.5, Favorite Moneyline: -190, Underdog Moneyline: +160)
• 8/4/2024: 6-5 ARI (Favorite: Pirates, Spread: -1.5, Total: 7.5, Favorite Moneyline: -158, Underdog Moneyline: +134)

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