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MLB · Final

Marlins Edge Diamondbacks in Close Contest

Wednesday, September 16, 2026, 9:40 PM ET · Chase Field

Miami Marlins 4, Arizona Diamondbacks 3, final. Our MLB picks are sealed as a hash before kickoff and settled in public, losses included.

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Quick answers

Who won Miami Marlins vs Arizona Diamondbacks?

Miami Marlins beat Arizona Diamondbacks 4-3 at Chase Field on September 16, 2026.

Who was favored in Miami Marlins vs Arizona Diamondbacks?

Arizona Diamondbacks were the favorite at DraftKings, moneyline -143 (about 59% implied). The underdog won.

The Miami Marlins secured a narrow victory over the Arizona Diamondbacks, winning 4-3 in a tightly contested game at Chase Field. This matchup was significant as it marked the conclusion of a three-game series, with the Marlins taking the series 2-1. The victory was crucial for Miami as they continue to fight for position in the playoff race, while the Diamondbacks are looking to regain their footing in the final stretch of the season.

In terms of recent form, the Diamondbacks have struggled, posting a record of 5-5 over their last ten games. They are currently on a one-game losing streak, having lost to the Marlins the previous night as well, with a scoring average of 3.8 runs per game while allowing 4.2. Their home record in the last ten games stands at 2-3, and they have averaged 4.6 runs scored and allowed in their last five games. The Marlins, on the other hand, have shown slightly better form with a 4-6 record in their last ten games, currently riding a one-game winning streak. They have averaged 6.1 runs scored and 6.3 allowed during this stretch. Their away record in the last ten games is 1-1, with an average of 4.6 runs scored and allowed in their last five games.

Historically, the Marlins have had the upper hand in recent matchups against the Diamondbacks, winning six of the last ten encounters. In this series alone, the Diamondbacks won the first game 8-7, followed by a loss in the second game 2-4, and then the final game 4-3. The previous meetings in the 2026 season saw the Marlins winning decisively in their last two encounters, indicating a trend that the Diamondbacks will need to address moving forward.

Injury concerns have also impacted both teams. The Diamondbacks are dealing with multiple players on the 60-day injured list, including Tyler Locklear (thumb), Ryan Thompson (back), A.J. Puk (elbow), Andrew Saalfrank (shoulder), and Cristian Mena (shoulder). The Marlins have their own injury issues, with Owen Caissie (back) on the 10-day IL, along with Pete Fairbanks (hand), Max Meyer (neck), Anthony Bender (lower leg), and Ronny Henriquez (elbow) on the 60-day IL. These absences could have played a role in the dynamics of this matchup.

The betting market reflected a competitive matchup, with DraftKings providing the odds. The Diamondbacks were favored at -143 on the money line, while the Marlins were set at +119. The spread was -1.5 for the Diamondbacks, with a total set at 9.0 runs, indicating expectations for a moderately high-scoring game. The odds for the over were at 101.0 and under at -122.

Conditions for the game were typical for a September evening in Arizona, with clear skies and temperatures conducive to baseball. The fans at Chase Field witnessed a game that featured several key moments, including a notable performance from the Marlins’ Hernández, who reached on an infield single that led to two runs in the second inning due to a throwing error by Diamondbacks third baseman Nolan Arenado. The Marlins' Smith and Marsee also contributed significantly, with Marsee hitting a homer in the third inning and Smith hitting a homer in the second.

As the game progressed, the Diamondbacks fought back, with Arenado hitting a homer in the eighth inning to bring the score to 4-3. However, they were unable to complete the comeback, marking a disappointing end to their home series against the Marlins. This game showcased the competitive spirit of both teams, with the Marlins managing to hold on for the win despite a late surge from the Diamondbacks.

Overall, this fixture highlighted the ongoing battle for playoff positioning in the National League, with both teams needing to capitalize on every opportunity as the season winds down.

What we said beforehand

The Arizona Diamondbacks and Miami Marlins are set to clash at Chase Field, with the series currently tied at 1-1. This matchup is particularly intriguing as both teams are vying for a stronger position in the standings, making every game critical as the season approaches its conclusion. The Diamondbacks enter this game with a home record of 80-72, while the Marlins hold a record of 75-77 on the road.

In their last five games, the Diamondbacks have had a mixed bag of results, winning two and losing three. Their recent matches include a notable victory against the Texas Rangers, where they triumphed 9-1, followed by a tight 8-7 win over the Marlins on September 15. However, they faced a setback in their most recent game, losing 4-2 in extra innings to the Marlins. Over their last ten games, the Diamondbacks have averaged 3.8 runs scored per game while allowing 4.2 runs, indicating some struggles on the mound.

Conversely, the Marlins have also shown inconsistency, with a record of 4-6 in their last ten games. They recently secured a win against the Diamondbacks, which followed two victories against the Los Angeles Dodgers. In their last five games, they have scored an average of 6.1 runs per game while allowing 6.3, suggesting they are capable of scoring but also vulnerable defensively.

When considering home versus away performance, the Diamondbacks have a home record of 5-5 in their last ten games, while the Marlins have been less successful on the road, with a 1-1 record in their last two away games. The Diamondbacks have averaged 4.6 runs scored and allowed in their last five home games, while the Marlins have also averaged 4.6 runs in their last five away games, indicating a potential for a high-scoring affair.

Historically, the Diamondbacks have struggled against the Marlins, holding a 4-6 record in their last ten meetings. The most recent encounters have been competitive, with the Diamondbacks winning 8-7 on September 15 and losing 4-2 in their latest matchup on September 16. The pattern of close games suggests that this series could continue to be tightly contested.

In terms of injuries, the Diamondbacks have several players on the 60-Day Injured List, including Tyler Locklear (thumb), Ryan Thompson (back), A.J. Puk (elbow), Andrew Saalfrank (shoulder), and Cristian Mena (shoulder). The Marlins are also dealing with injuries, with Owen Caissie (back) on the 10-Day IL, and Pete Fairbanks (hand), Max Meyer (neck), Anthony Bender (lower leg), and Ronny Henriquez (elbow) on the 15-Day IL.

The betting market, as provided by DraftKings, has the Diamondbacks as favorites with a money line of -144, while the Marlins are at +119. The spread is set at -1.5 for the Diamondbacks, with a total of 9.0 runs for the game. The over odds are listed at 100.0, while the under odds are at -121. This pricing reflects the expectation of a competitive game, potentially leaning towards a higher score given both teams' recent offensive outputs.

Weather conditions for the game are expected to be warm, with a temperature of 80°F and a 78% chance of precipitation. Winds are anticipated to gust at 8 mph, which could impact gameplay, particularly for pitchers and hitters alike.

As the Diamondbacks and Marlins prepare for this pivotal matchup, viewers should watch for the performance of key players. For the Diamondbacks, Gabriel Moreno leads with a batting average of .303, while Nolan Arenado has contributed significantly with 25 home runs. On the Marlins' side, Otto Lopez boasts a batting average of .305 and has driven in 69 runs, making him a crucial player to watch. The outcome of this game could hinge on the effectiveness of these players and how well each team's pitching staff can handle the opposing lineup.

Odds

BookSpreadTotalMoneyline
DraftKingsARI -143 9 o +101 / u -122 Miami Marlins +119 · Arizona Diamondbacks -143

What these prices pay on $100 · What these numbers mean

Injury report

  • Tyler Locklear60-Day-ILThumbArizona Diamondbacks
  • Ryan Thompson60-Day-ILBackArizona Diamondbacks
  • A.J. Puk60-Day-ILElbowArizona Diamondbacks
  • Andrew Saalfrank60-Day-ILShoulderArizona Diamondbacks
  • Cristian Mena60-Day-ILShoulderArizona Diamondbacks
  • Owen Caissie10-Day-ILBackMiami Marlins
  • Pete Fairbanks15-Day-ILHandMiami Marlins
  • Max Meyer15-Day-ILNeckMiami Marlins
  • Anthony Bender15-Day-ILLower LegMiami Marlins
  • Ronny Henriquez60-Day-ILElbowMiami Marlins

Recent form

Arizona Diamondbacks

Last 10: 5-5Streak L13.8 scored · 4.2 allowed per game2-3 at home

  • L2-4vs Miami MarlinsSep 16
  • W8-7vs Miami MarlinsSep 15
  • L2-6vs Texas RangersSep 13
  • W9-1vs Texas RangersSep 12
  • L2-5at Kansas City RoyalsSep 9
  • W5-3at Kansas City RoyalsSep 8
  • W5-4at Kansas City RoyalsSep 7
  • W3-2at Houston AstrosSep 6
  • L1-3at Houston AstrosSep 5
  • L1-7vs Philadelphia PhilliesSep 2

Miami Marlins

Last 10: 4-6Streak W16.1 scored · 6.3 allowed per game1-1 away

  • W4-2at Arizona DiamondbacksSep 16
  • L7-8at Arizona DiamondbacksSep 15
  • W6-4vs Los Angeles DodgersSep 13
  • W4-3vs Los Angeles DodgersSep 12
  • L2-6vs Los Angeles DodgersSep 11
  • L14-15vs New York MetsSep 9
  • L5-7vs New York MetsSep 8
  • L4-9vs New York MetsSep 7
  • W10-3vs Chicago CubsSep 6
  • L5-6vs Chicago CubsSep 5

Standings

TeamGames behindLostStreakWin %Won
Atlanta-64L1.58289
Philadelphia4.568W1.55384
Miami1377W2.49776
Washington1882L1.46471
New York19.583L4.45469
Los Angeles-60L1.60592
San Diego969W1.54683
Arizona12.573L2.52380
San Francisco28.589W2.41864
Colorado3696L1.36856

How the scoring went

  1. 2nd Inning2-0Hernández reached on infield single to third, Edwards scored on throwing error by third baseman Arenado and Marsee scored, Stowers to second.
  2. 2nd Inning2-1Smith homered to right center (424 feet).
  3. 3rd Inning4-1Marsee homered to right center (420 feet), Sanoja scored.
  4. 5th Inning4-2Moreno homered to left (384 feet).
  5. 8th Inning4-3Arenado homered to left center (413 feet).

Win probability

Above the line favours Arizona Diamondbacks, below favours Miami Marlins.

Venue

  • Chase FieldPhoenix, Arizona
  • Attendance22162
  • OfficialsChris Segal, Laz Diaz, Austin Jones, Erich Bacchus

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Fixture data from the league feeds. The report was written from the recorded facts for this game and nothing else.