Diamondbacks vs Rockies Prediction, Odds, Moneyline, Spread & Over/Under for May 18

Odds updated as of 4:15 p.m.

The MLB's Sunday schedule includes the Arizona Diamondbacks facing the Colorado Rockies.

Before you do any MLB betting on this game at FanDuel Sportsbook, here's everything you need to know.

Diamondbacks vs Rockies Game Info

• Arizona Diamondbacks (24-22) vs. Colorado Rockies (8-37)
• Date: Sunday, May 18, 2025
• Time: 4:10 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: (-375) | COL: (+300)
• Spread: ARI: -1.5 (-192) | COL: +1.5 (+155)
• Total: 9.5 -- Over: (-114) | Under: (-106)

Diamondbacks vs Rockies Probable Starting Pitchers

Probable Pitchers: Merrill Kelly (Diamondbacks) - 4-2, 3.71 ERA vs Chase Dollander (Rockies) - 2-4, 6.88 ERA

The probable starters are Merrill Kelly (4-2) for the Diamondbacks and Chase Dollander (2-4) for the Rockies. Kelly and his team are 4-4-0 ATS this season when he starts. Kelly's team has won 75% of his starts when they are favored on the moneyline (3-1). The Rockies have gone 4-3-0 ATS in Dollander's seven starts with a set spread. The Rockies are 1-5 in Dollander's six starts this season that they were the underdog on the moneyline.

Diamondbacks vs Rockies Moneyline

• Looking at the moneyline for Diamondbacks-Rockies, Arizona is the favorite at -375, and Colorado is +300 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 -192 to cover the runline, with the Rockies being +155.

Diamondbacks vs Rockies Over/Under

• A total of 9.5 runs has been set for the Diamondbacks-Rockies game on May 18, with the over available at -114 and the under at -106.

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

Diamondbacks vs Rockies Betting Trends

• The Diamondbacks have been favorites in 30 games this season and have come away with the win 16 times (53.3%) in those contests.
• Arizona has been listed as a favorite of -375 or more on two occasions this season and split those games.
• The Diamondbacks and their opponents have gone over the total this season in 21 of their 45 opportunities.
• The Diamondbacks have an against the spread record of 21-24-0 in 45 games with a line this season.
• The Rockies have won seven of the 41 games they were the underdog on the moneyline this season (17.1%).
• Colorado has played as a moneyline underdog of +300 or longer in only two games this season, which it lost both.
• The Rockies have combined with opponents to go over the total 18 times this season for an 18-25-1 record against the over/under.
• The Rockies have a 15-29-0 record ATS this season (covering just 34.1% of the time).

Diamondbacks Player Leaders

• Corbin Carroll leads Arizona with 55 hits and a team-best slugging percentage of .601. He's batting .285 with an on-base percentage of .358.
• He is 38th in batting average, 45th in on-base percentage, and fourth in slugging among all qualified hitters in the majors.
• Carroll has recorded a base hit in five straight games. In his last five games he is hitting .364 with a double, three home runs, three walks and four RBIs.
• Geraldo Perdomo has 47 hits this season and a team-best OBP of .402. He's batting .299 and slugging .471.
• Among qualifying batters, he ranks 22nd in batting average, eighth in on-base percentage and 42nd in slugging percentage.
• Perdomo enters this matchup looking to extend his five-game hit streak. During his last five outings he is batting .353 with four doubles, three walks and four RBIs.
• Josh Naylor is batting .308 with a .467 slugging percentage and 28 RBI this year.
• Naylor has logged a hit or more in nine games in a row. During his last 10 games he is hitting .308 with three doubles, a home run, a walk and five RBIs.
• Eugenio Suarez has been key for Arizona with 36 hits, an OBP of .311 plus a slugging percentage of .524.
• Suarez brings a four-game hitting streak into this matchup. During his last five outings he is batting .333 with a double, two home runs, a walk and 10 RBIs.

Rockies Player Leaders

• Hunter Goodman has racked up an on-base percentage of .354, a slugging percentage of .506, and has 48 hits, all club-bests for the Rockies (while batting .300).
• Including all qualified hitters in MLB, he ranks 21st in batting average, 50th in on-base percentage and 26th in slugging percentage.
• Jordan Beck is hitting .265 with four doubles, four triples, eight home runs and 12 walks. He's slugging .573 with an on-base percentage of .336.
• Ryan McMahon is batting .209 with six doubles, a triple, six home runs and 27 walks.
• Mickey Moniak is hitting .221 with four doubles, four triples, three home runs and eight walks.

Diamondbacks vs Rockies Head to Head

• 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)
• 8/13/2024: 4-3 ARI (Favorite: Diamondbacks, Spread: -1.5, Total: 8.5, Favorite Moneyline: -200, Underdog Moneyline: +168)
• 8/12/2024: 5-4 ARI (Favorite: Diamondbacks, Spread: -1.5, Total: 8.5, Favorite Moneyline: -295, Underdog Moneyline: +240)
• 4/10/2024: 5-3 ARI (Favorite: Diamondbacks, Spread: -1.5, Total: 11, Favorite Moneyline: -120, Underdog Moneyline: +102)
• 4/9/2024: 3-2 ARI (Favorite: Diamondbacks, Spread: -1.5, Total: 11, Favorite Moneyline: -180, Underdog Moneyline: +152)

Sign up for FanDuel Sportsbook and FanDuel Daily Fantasy today!