Mets vs Marlins Prediction, Odds, Moneyline, Spread & Over/Under for Aug. 31

Odds updated as of 1:11 p.m.

The New York Mets will take on the Miami Marlins in MLB action on Sunday.

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

Mets vs Marlins Game Info

• New York Mets (73-63) vs. Miami Marlins (64-72)
• Date: Sunday, August 31, 2025
• Time: 1:40 p.m. ET
• Venue: Citi Field -- Queens, New York
• Coverage: WPIX and FDSFL

Mets vs Marlins Odds & Moneyline

• All MLB odds, betting lines and prop bets are available on FanDuel Sportsbook.
• Moneyline: NYM: (-172) | MIA: (+144)
• Spread: NYM: -1.5 (+120) | MIA: +1.5 (-144)
• Total: 8 -- Over: (-120) | Under: (-102)

Mets vs Marlins Probable Starting Pitchers

Probable Pitchers: Kodai Senga (Mets) - 7-5, 2.73 ERA vs Sandy Alcantara (Marlins) - 7-11, 5.87 ERA

This contest's pitching matchup is set, as the Mets will send Kodai Senga (7-5) to the mound, while Sandy Alcantara (7-11) will get the nod for the Marlins. Senga's team is 13-8-0 against the spread in his starts this season. When Senga starts a game and his team is the favorite on the moneyline, they have a record of 13-6. The Marlins are 12-14-0 against the spread when Alcantara starts. The Marlins have a 9-11 record in Alcantara's 20 starts this season when they were the moneyline underdog.

Mets vs Marlins Prediction & Pick

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

Mets vs Marlins Moneyline

• New York is a -172 favorite on the moneyline, while Miami is a +144 underdog on the road.

Mets vs Marlins Spread

• The Marlins are at the Mets, and are +1.5 on the runline. The Marlins are +120 to cover the spread, and the Mets are -144.

Mets vs Marlins Over/Under

• The Mets-Marlins game on Aug. 31 has been given an over/under of 8 runs. The over is set at -120 and the under at -102.

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Mets vs Marlins Betting Trends

• The Mets have been favorites in 91 games this season and have come away with the win 54 times (59.3%) in those contests.
• New York has a record of 24-11 when favored by -172 or more this year.
• The Mets and their opponents have gone over the total this season in 60 of their 129 opportunities.
• The Mets are 62-67-0 against the spread in their 129 games that had a posted line this season.
• The Marlins have gone 52-58 in games they were listed as the moneyline underdog (winning 47.3% of those games).
• When it has played as a moneyline underdog with odds of +144 or longer, Miami has a record of 14-18 (43.8%).
• The Marlins have combined with opponents to go over the total 65 times this season for a 65-67-0 record against the over/under.
• The Marlins have a 77-55-0 record against the spread this season.

Mets Player Leaders

• Juan Soto leads New York in OBP (.395) this season, fueled by 121 hits. He has a .254 batting average and a slugging percentage of .508.
• He is 88th in batting average, third in on-base percentage, and 16th in slugging among all qualified hitters in MLB.
• Soto hopes to build on a two-game hitting streak in this matchup. In his last five games he is batting .353 with three home runs, five walks and seven RBIs.
• Pete Alonso leads New York in total hits (141) this season while batting .271 with 66 extra-base hits. He's slugging .518 with an on-base percentage of .350.
• He is 41st in batting average, 40th in on-base percentage and 14th in slugging in the majors.
• Alonso takes a six-game streak with at least one hit into this matchup. In his last 10 outings he is hitting .326 with two doubles, three home runs, three walks and nine RBIs.
• Francisco Lindor has an OPS of .798, fueled by an OBP of .336 and a team-best slugging percentage of .462 this season.
• Lindor has recorded a hit in five games in a row. In his last five games he is hitting .429 with a double, a home run, a walk and four RBIs.
• Brandon Nimmo is batting .263 with a .332 OBP and 77 RBI for New York this season.
• Nimmo has hit safely in six straight games. During his last 10 outings he is hitting .389 with three doubles, two home runs, three walks and 10 RBIs.

Marlins Player Leaders

• Otto Lopez has 18 doubles, 12 home runs and 41 walks while hitting .245. He's slugging .366 with an on-base percentage of .312.
• Including all qualified hitters, he ranks 108th in batting average, while his on-base percentage ranks 110th and he is 139th in slugging.
• Lopez hopes to build on a three-game hitting streak in this matchup. In his last five games he is hitting .333 with a double, a home run and six RBIs.
• Xavier Edwards paces his team with a .357 slugging percentage. He has a batting average of .284 with an on-base percentage of .341.
• Including all qualified hitters, he is 22nd in batting average, 53rd in on-base percentage and 144th in slugging percentage.
• Agustin Ramirez has 28 doubles, a triple, 18 home runs and 28 walks while hitting .231.
• Eric Wagaman is batting .239 with 23 doubles, three triples, nine home runs and 30 walks.

Mets vs Marlins Head to Head

• 8/30/2025: 11-8 MIA (Favorite: Mets, Spread: -1.5, Total: 7.5, Favorite Moneyline: -172, Underdog Moneyline: +144)
• 8/29/2025: 19-9 NYM (Favorite: Mets, Spread: -1.5, Total: 7.5, Favorite Moneyline: -172, Underdog Moneyline: +144)
• 8/28/2025: 7-4 MIA (Favorite: Mets, Spread: -1.5, Total: 8.5, Favorite Moneyline: -260, Underdog Moneyline: +215)
• 4/9/2025: 5-0 MIA (Favorite: Mets, Spread: -1.5, Total: 7, Favorite Moneyline: -205, Underdog Moneyline: +172)
• 4/8/2025: 10-5 NYM (Favorite: Mets, Spread: -1.5, Total: 7, Favorite Moneyline: -290, Underdog Moneyline: +235)
• 4/7/2025: 2-0 NYM (Favorite: Mets, Spread: -1.5, Total: 7, Favorite Moneyline: -275, Underdog Moneyline: +225)
• 4/2/2025: 6-5 NYM (Favorite: Mets, Spread: -1.5, Total: 8.5, Favorite Moneyline: -210, Underdog Moneyline: +176)
• 4/1/2025: 4-2 MIA (Favorite: Mets, Spread: -1.5, Total: 8, Favorite Moneyline: -152, Underdog Moneyline: +128)
• 3/31/2025: 10-4 NYM (Favorite: Mets, Spread: -1.5, Total: 8.5, Favorite Moneyline: -180, Underdog Moneyline: +152)
• 8/18/2024: 3-2 MIA (Favorite: Mets, Spread: -1.5, Total: 8.5, Favorite Moneyline: -198, Underdog Moneyline: +166)

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