Mets vs Diamondbacks Prediction, Odds, Moneyline, Spread & Over/Under for May 8

Odds updated as of 9:11 p.m.

On Friday in MLB, the New York Mets are up against the Arizona Diamondbacks.

All the info you need to make smart wagers on this matchup at FanDuel Sportsbook can be found below. Check out all of the latest MLB betting lines here.

Mets vs Diamondbacks Game Info

• New York Mets (14-23) vs. Arizona Diamondbacks (17-19)
• Date: Friday, May 8, 2026
• Time: 9:40 p.m. ET
• Venue: Chase Field -- Phoenix, Arizona
• Coverage: Dbacks.TV and WPIX

Mets vs Diamondbacks Odds & Moneyline

• All MLB odds, betting lines and prop bets are available on FanDuel Sportsbook.
• Moneyline: NYM: (-116) | ARI: (-102)
• Spread: NYM: -1.5 (+146) | ARI: +1.5 (-176)
• Total: 8.5 -- Over: (-120) | Under: (-102)

Mets vs Diamondbacks Probable Starting Pitchers

Probable Pitchers: Nolan McLean (Mets) - 1-2, 2.97 ERA vs Ryne Nelson (Diamondbacks) - 1-3, 6.61 ERA

The Mets will give the ball to Nolan McLean (1-2, 2.97 ERA), who is eyeing win No. 2 on the season, and the Diamondbacks will counter with Ryne Nelson (1-3, 6.61 ERA). McLean and his team are 2-5-0 ATS this season when he starts. When McLean starts a game and his team is the favorite on the moneyline, they have a record of 1-5. The Diamondbacks have a 3-4-0 record against the spread in Nelson's starts. The Diamondbacks have a 2-5 record in Nelson's seven starts this season when they were the moneyline underdog.

Mets vs Diamondbacks Prediction & Pick

All MLB win probability predictions and picks are according to numberFire.
Prediction: Mets win (58%)

Mets vs Diamondbacks Moneyline

• Looking at the moneyline for Diamondbacks-Mets, Arizona is the underdog at -102, and New York is -116 playing on the road.

Mets vs Diamondbacks Spread

• The Mets are favored by 1.5 runs on the road versus the Diamondbacks. The Mets are +146 to cover the spread, while the Diamondbacks are -176.

Mets vs Diamondbacks Over/Under

• A total of 8.5 runs has been set for the Mets-Diamondbacks contest on May 8, with the over available at -120 and the under at -102.

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Mets vs Diamondbacks Betting Trends

• The Mets have been victorious in 12, or 41.4%, of the 29 contests they have been chosen as favorites in this season.
• This season New York has been victorious 10 times in 27 chances when named as a favorite of at least -116 on the moneyline.
• The Mets and their opponents have gone over in 14 of their 37 games with a total set by sportsbooks this season.
• The Mets are 13-24-0 against the spread in their 37 games with a line set by sportsbooks this season.
• The Diamondbacks have compiled a 9-15 record in games they were listed as the moneyline underdog (winning 37.5% of those games).
• Arizona is 9-12 (winning 42.9% of its games) when playing as a moneyline underdog of -102 or longer.
• The Diamondbacks have combined with opponents to hit the over on the total 20 times this season for a 20-14-2 record against the over/under.
• The Diamondbacks have collected a 23-13-0 record against the spread this season (covering 63.9% of the time).

Mets Player Leaders

• Juan Soto has four doubles, a triple, four home runs and 13 walks while hitting .296. He has an on-base percentage of .389 and a slugging percentage of .519.
• Soto hopes to build on a two-game hitting streak in this matchup. In his last five games he is hitting .150 with a triple, a home run, two walks and two RBIs.
• Bo Bichette has an OPS of .585, fueled by an OBP of .276 and a team-best slugging percentage of .309 this season. He's batting .237.
• He is 109th in batting average, 154th in on-base percentage and 160th in slugging among qualifying hitters.
• Marcus Semien has collected 30 base hits, an OBP of .285 and a slugging percentage of .318 this season.
• Carson Benge has three home runs, 10 RBI and a batting average of .208 this season.
• Benge heads into this game on a four-game hitting streak. During his last five outings he is batting .417 with two doubles, a home run, three walks and four RBIs.

Diamondbacks Player Leaders

• Ildemaro Vargas has accumulated an on-base percentage of .381, a slugging percentage of .614, and has 41 hits, all club-bests for the Diamondbacks (while batting .360).
• Including all the qualified players in the big leagues, he ranks first in batting average, 26th in on-base percentage and seventh in slugging percentage.
• Corbin Carroll has seven doubles, four triples, five home runs and 18 walks while hitting .264. He's slugging .512 with an on-base percentage of .359.
• Including all qualified players, he ranks 63rd in batting average, 55th in on-base percentage and 27th in slugging percentage.
• Geraldo Perdomo has five doubles, three triples, two home runs and 22 walks while hitting .234.
• Nolan Arenado has three doubles, five home runs and eight walks while hitting .272.

Mets vs Diamondbacks Head to Head

• 4/9/2026: 7-1 ARI (Favorite: Mets, Spread: -1.5, Total: 6.5, Favorite Moneyline: -190, Underdog Moneyline: +160)
• 4/8/2026: 7-2 ARI (Favorite: Mets, Spread: -1.5, Total: 7.5, Favorite Moneyline: -130, Underdog Moneyline: +110)
• 4/7/2026: 4-3 NYM (Favorite: Mets, Spread: -1.5, Total: 7, Favorite Moneyline: -154, Underdog Moneyline: +130)
• 5/7/2025: 7-1 NYM (Favorite: Mets, Spread: -1.5, Total: 9, Favorite Moneyline: -116, Underdog Moneyline: -102)
• 5/6/2025: 5-1 ARI (Favorite: Diamondbacks, Spread: -1.5, Total: 9, Favorite Moneyline: -110, Underdog Moneyline: -106)
• 5/5/2025: 5-4 NYM (Favorite: Diamondbacks, Spread: -1.5, Total: 9.5, Favorite Moneyline: -116, Underdog Moneyline: -102)
• 5/1/2025: 4-2 ARI (Favorite: Mets, Spread: -1.5, Total: 8, Favorite Moneyline: -164, Underdog Moneyline: +138)
• 4/30/2025: 4-3 ARI (Favorite: Diamondbacks, Spread: -1.5, Total: 8.5, Favorite Moneyline: -112, Underdog Moneyline: -104)
• 4/29/2025: 8-3 NYM (Favorite: Mets, Spread: -1.5, Total: 8, Favorite Moneyline: -142, Underdog Moneyline: +120)
• 8/29/2024: 3-2 NYM (Favorite: Diamondbacks, Spread: -1.5, Total: 8.5, Favorite Moneyline: -120, Underdog Moneyline: +102)

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