Diamondbacks vs Rockies Prediction, Odds, Moneyline, Spread & Over/Under for Aug. 8

Odds updated as of 6:12 a.m.

The MLB schedule on Friday includes the Arizona Diamondbacks facing the Colorado Rockies.

Before checking out the MLB betting lines on FanDuel Sportsbook, we've got you covered, in terms of the vital info about this matchup.

Diamondbacks vs Rockies Game Info

• Arizona Diamondbacks (54-61) vs. Colorado Rockies (30-84)
• Date: Friday, August 8, 2025
• Time: 9:40 p.m. ET
• Venue: Chase Field -- Phoenix, Arizona
• Coverage: ARID and COLR

Diamondbacks vs Rockies Odds & Moneyline

• All MLB odds, betting lines and prop bets are available on FanDuel Sportsbook.
• Moneyline: ARI: (-240) | COL: (+198)
• Spread: ARI: -1.5 (-122) | COL: +1.5 (+102)
• Total: 9 -- Over: (-108) | Under: (-112)

Diamondbacks vs Rockies Probable Starting Pitchers

Probable Pitchers: Zac Gallen (Diamondbacks) - 8-12, 5.48 ERA vs Austin Gomber (Rockies) - 0-5, 6.18 ERA

The Diamondbacks will give the nod to Zac Gallen (8-12) versus the Rockies and Austin Gomber (0-5). Gallen and his team have a record of 9-14-0 against the spread when he starts. Gallen's team has won 38.5% of his starts when they are favored on the moneyline (5-8). The Rockies have gone 2-7-0 ATS in Gomber's nine starts with a set spread. The Rockies have a 2-7 record in Gomber's nine starts this season when they were the underdog on the moneyline.

Diamondbacks vs Rockies Prediction & Pick

All MLB win probability predictions and picks are according to numberFire.
Prediction: Diamondbacks win (68.5%)

Diamondbacks vs Rockies Moneyline

• Looking at the moneyline for Diamondbacks-Rockies, Arizona is the favorite at -240, and Colorado is +198 playing on the road.

Diamondbacks vs Rockies Spread

• The Diamondbacks are hosting the Rockies and are favored by 1.5 runs on the spread. The Diamondbacks are -122 to cover the runline, with the Rockies being +102.

Diamondbacks vs Rockies Over/Under

• Diamondbacks versus Rockies, on Aug. 8, has an over/under of 9, with the over being -108 and the under -112.

Bet on Arizona Diamondbacks vs. Colorado Rockies on FanDuel today!

Diamondbacks vs Rockies Betting Trends

• The Diamondbacks have been favorites in 66 games this season and have come away with the win 33 times (50%) in those contests.
• This season Arizona has come away with a win two times in four chances when named as a favorite of at least -240 on the moneyline.
• The Diamondbacks and their opponents have hit the over in 55 of their 111 games with a total set by oddsmakers this season.
• The Diamondbacks have an against the spread mark of 51-60-0 in 111 games with a line this season.
• The Rockies have a 27-80 record in games they were the underdog on the moneyline (winning 25.2% of those games).
• When playing as a moneyline underdog with odds of +198 or longer, Colorado has an 8-41 record (winning only 16.3% of its games).
• In the 111 games bookmakers have set an over/under for the Rockies, they have combined with opponents to go over the total 48 times (48-59-4).
• The Rockies are 44-67-0 against the spread this season.

Diamondbacks Player Leaders

• Geraldo Perdomo has an OPS of .802, fueled by an OBP of .378 and a team-best slugging percentage of .424 this season. He has a .278 batting average.
• Among qualifying hitters in baseball, his batting average ranks 35th, his on-base percentage ranks 13th, and he is 83rd in slugging.
• Perdomo has hit safely in four straight games. During his last five outings he is hitting .333 with two doubles and five walks.
• Corbin Carroll leads Arizona with 97 hits. He is batting .247 this season and has 57 extra-base hits. He's also slugging .546 with an on-base percentage of .323.
• He is 107th in batting average, 90th in on-base percentage and eighth in slugging among qualifying hitters.
• Ketel Marte leads Arizona in OBP (.387) this season, fueled by 87 hits.
• Lourdes Gurriel Jr. has been key for Arizona with 102 hits, an OBP of .293 plus a slugging percentage of .408.

Rockies Player Leaders

• Hunter Goodman has racked up a slugging percentage of .531 and has 106 hits, both team-best marks for the Rockies. He's batting .281 and with an on-base percentage of .328.
• Including all the qualifying hitters in the big leagues, his batting average ranks 27th, his on-base percentage is 74th, and he is 11th in slugging.
• Goodman hopes to build on a four-game hitting streak in this matchup. In his last five games he is batting .316 with three home runs, three walks and five RBIs.
• Jordan Beck leads his team with a .343 OBP. He has a batting average of .279 while slugging .469.
• Including all qualifying hitters, he is 31st in batting average, 53rd in on-base percentage and 41st in slugging percentage.
• Mickey Moniak is batting .267 with 13 doubles, six triples, 17 home runs and 18 walks.
• Tyler Freeman has 17 doubles, a triple, a home run and 25 walks while hitting .302.

Diamondbacks vs Rockies Head to Head

• 6/22/2025: 4-2 COL (Favorite: Diamondbacks, Spread: -1.5, Total: 12, Favorite Moneyline: -176, Underdog Moneyline: +148)
• 6/21/2025: 5-3 ARI (Favorite: Diamondbacks, Spread: -1.5, Total: 12.5, Favorite Moneyline: -200, Underdog Moneyline: +168)
• 6/20/2025: 14-8 ARI (Favorite: Diamondbacks, Spread: -1.5, Total: 11.5, Favorite Moneyline: -164, Underdog Moneyline: +138)
• 5/18/2025: 1-0 ARI (Favorite: Diamondbacks, Spread: -1.5, Total: 9, Favorite Moneyline: -300, Underdog Moneyline: +245)
• 5/17/2025: 14-12 COL (Favorite: Diamondbacks, Spread: -1.5, Total: 9.5, Favorite Moneyline: -375, Underdog Moneyline: +300)
• 5/16/2025: 8-0 ARI (Favorite: Diamondbacks, Spread: -1.5, Total: 9, Favorite Moneyline: -390, Underdog Moneyline: +310)
• 9/18/2024: 9-4 ARI (Favorite: Diamondbacks, Spread: -1.5, Total: 10.5, Favorite Moneyline: -164, Underdog Moneyline: +138)
• 9/17/2024: 8-2 COL (Favorite: Diamondbacks, Spread: -1.5, Total: 11, Favorite Moneyline: -136, Underdog Moneyline: +116)
• 9/16/2024: 3-2 COL (Favorite: Diamondbacks, Spread: -1.5, Total: 11, Favorite Moneyline: -174, Underdog Moneyline: +146)
• 8/14/2024: 11-4 ARI (Favorite: Diamondbacks, Spread: -1.5, Total: 9, Favorite Moneyline: -210, Underdog Moneyline: +176)

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