July 27, 2025 3:42 AM EST

Arizona Diamondbacks vs Pittsburgh Pirates 7/27/2025

AccuScore.com Game Forecast Preview  
Save 10% off membership by using coupon code: PREVIEW

The Pittsburgh Pirates are 28-24 at home this season and the Arizona Diamondbacks are 24-24 on the road this season. This is a close match-up with both teams having a 45 to 55 percent chance of winning based on 10,000 game simulations generated one play at a time by the AccuScore Simulation Supercomputer. Both starters have a good chance of having a quality start. Paul Skenes has a 54% chance of a QS and Zac Gallen a 54% chance. If Paul Skenes has a quality start the Pirates has a 70% chance of winning. His simulated strikeout to walk ratio is 4.6 and he has a 36% chance of having a 5 to 1 K/BB ratio. When he has a 5/1 ratio the Pirates win 53%. If Zac Gallen has a quality start the Diamondbacks has a 69% chance of winning. His simulated strikeout to walk ratio is 4.2 and he has a 31% chance of having a 5 to 1 K/BB ratio. When he has a 5/1 ratio the Diamondbacks win 54%. In simulations we tracked the batter for each team that was most productive based his average hits, walks and RBI per simulation. The most productive batter for the Pittsburgh Pirates is Nick Gonzales who averaged 1.94 hits+walks+RBI. He has a 29% chance of having a big game with 3+ Hits, Walks, RBI and if he has a big game the Pirates have a 64% chance of winning. The most productive batter for the Arizona Diamondbacks is Ketel Marte who averaged 2.21 hits+walks+RBI. He has a 36% chance of having a big game with 3+ Hits, Walks, RBI and if he has a big game the Diamondbacks have a 67% chance of winning.

CURRENT SEASON: We advise relying on these trends after the first 6 to 8 weeks of the season. UNITS EDGE FAVORS: Pittsburgh Pirates

Arizona DiamondbacksRECORDPittsburgh PiratesRECORDUNITS EDGE
Record on the Road24-24, 50% -92Record at Home28-24, 54% 492Pittsburgh Pirates
VS Pittsburgh Pirates1-2, 33% -148VS Arizona Diamondbacks2-1, 67% 230Pittsburgh Pirates
vs Team Under .50020-19, 51% -436vs Team Under .50013-16, 45% -136Pittsburgh Pirates
Record As Road Underdog14-11, 56% 527Record As Home Favorite10-12, 45% -454Arizona Diamondbacks
When Zac Gallen Starts9-13, 41% -452When Paul Skenes Starts9-12, 43% -376Pittsburgh Pirates

PAST 30 DAYS: We advise incorporating these trends along with the current Season after the first 6 to 8 weeks. NEITHER TEAM HAS UNITS EDGE

Arizona DiamondbacksRECORDPittsburgh PiratesRECORDUNITS EDGE
Record on the Road3-4, 43% -75Record at Home8-3, 73% 509Pittsburgh Pirates
VS Pittsburgh Pirates0-0 No GamesVS Arizona Diamondbacks0-0 No GamesN/A
vs Team Under .5006-4, 60% 132vs Team Under .5005-3, 62% 145Pittsburgh Pirates
Record As Road Underdog2-1, 67% 136Record As Home Favorite2-3, 40% -166Arizona Diamondbacks
When Zac Gallen Starts2-2, 50% -14When Paul Skenes Starts2-2, 50% -66Arizona Diamondbacks

OVER-UNDER TRENDS

Arizona DiamondbacksRECORDPittsburgh PiratesRECORDO-U EDGE
OVER-UNDER ON ROAD25-21, 54% OverOVER-UNDER AT HOME23-25, 48% OverOVER
ROAD OVER-UNDER PAST 30 DAYS4-3, 57% OverROAD OVER-UNDER PAST 30 DAYS6-4, 60% OverOVER
ROAD OVER-UNDER LAST SEASON44-34, 56% OverROAD OVER-UNDER LAST SEASON43-38, 53% OverUNDER
OVER-UNDER IN Zac Gallen STARTS13-8, 62% OverOVER-UNDER IN Paul Skenes STARTS7-13, 35% OverN/A

ACCUSCORE ADVISOR: AccuScore simulates every game thousands of times one play at a time. We are the industry standard in sports forecasting and the only company to be paid for sports picks and predictions by the biggest sports companies in the world. Our newest product, the AccuScore Advisor, provides Side Value, Money Line and Over-Under picks for every MLB game and rates them as One, Two, Three or Four Star picks. Three and Four Star picks have delivered over +10,000 units of profit the past 2 seasons. Visit AccuScore.com to find out what AccuScore\'s Advisor recommends for this game. The following trends are AccuScore\'s RIGHT-WRONG records and units (+/-) when making picks involving these teams.

SIDE VALUE (Current Season) - Arizona Diamondbacks Road Games: 26-22, 54% -271 Pittsburgh Pirates Home Games: 27-25, 52% +349 SIDE VALUE (PAST 30 DAYS) - Arizona Diamondbacks Road Games: 4-3, 57% +35 Pittsburgh Pirates Home Games: 8-3, 73% +622

MONEY LINE (Current Season) - Arizona Diamondbacks Road Games: 26-22, 54% -63 Pittsburgh Pirates Home Games: 24-28, 46% -786 MONEY LINE (PAST 30 DAYS) - Arizona Diamondbacks Road Games: 3-4, 43% -99 Pittsburgh Pirates Home Games: 6-5, 55% +104

OVER-UNDER RECORD (Current Season) - Arizona Diamondbacks Road Games: 18-21, 46% -510 Pittsburgh Pirates Home Games: 19-24, 44% -740 OVER-UNDER RECORD (PAST 30 DAYS) - Arizona Diamondbacks Road Games: 3-3, 50% -30 Pittsburgh Pirates Home Games: 3-6, 33% -360

Click here to see AccuScore's pick for this game

Save 10% off membership by using coupon code: PREVIEW