Boston Red Sox vs Miami Marlins Picks and Predictions August 16th 2025

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The Miami Marlins will visit the Boston Red Sox at Fenway Park. The game is set for Saturday, August 16, 2025, at 4:10 PM. The weather forecast predicts a warm day with clear skies and a calm crosswind.

The Marlins have a record of 58-64 and are ranked third in the NL East. They have lost their last two games and are 3-7 in their last ten. The Red Sox hold a 67-56 record, sitting second in the AL East. They won their last game and are 5-5 in their last ten.

Marlins vs Red Sox Key Information

  • Sport: Baseball
  • Teams: Miami Marlins vs. Boston Red Sox
  • Venue: Fenway Park in Boston, MA
  • Date: Saturday, August 16, 2025
  • Betting Odds: Marlins Moneyline +150, Red Sox Moneyline -179, Marlins Runline +1.5 (-139), Red Sox Runline -1.5 (+116), Total Over 9.5 (-101), Total Under 9.5 (-120)

The Marlins Can Win If…

The Miami Marlins recently faced the Boston Red Sox, losing 2-1. Sandy Alcantara pitched well, allowing just two hits and one earned run over six innings. Kyle Stowers led the hitters with two doubles and one RBI, but the team could not capitalize on their nine hits.

The Marlins have shown strength in hitting with a batting average of .252, ranking sixth in the league. They also excel in doubles, ranking sixth with 207 this season. Xavier Edwards is a key player, hitting .306 and leading the team in runs with 60.

Cal Quantrill will start for the Marlins with an ERA of 5.09. He aims to improve his record against the Red Sox. The Marlins’ lineup, including Kyle Stowers and Agustín Ramírez, provides a solid chance to score against Boston’s pitching.

The Red Sox Can Win If…

The Boston Red Sox are coming off a 2-1 win against the Miami Marlins. Lucas Giolito pitched 6 1/3 innings, giving up only one run. Key hitters included Trevor Story, who went 2 for 4 with an RBI, and Alex Bregman, who added a double and an RBI.

The Red Sox have strong stats that can help them win. They lead the league in doubles with 251 and rank fifth in batting average at .253. Their pitching staff has a solid ERA of 3.72, placing them sixth in the league.

Brayan Bello will start for the Red Sox with a 3.25 ERA and an 8-6 record. He faces Cal Quantrill, who has a 5.09 ERA for the Marlins. With the Red Sox’s strong lineup and solid pitching, they have a good chance to win this game.

The Lean

The Red Sox are favored with a moneyline of -179, while the Marlins are at +150. The Red Sox have a better batting average and slugging percentage, ranking 5th and 6th, respectively. Their pitching is also stronger with a 3.72 ERA, ranked 6th. My model projects the Red Sox to win 5-3. Based on these factors, the recommendation is to pick the Red Sox to win straight up.

The total for the game is set at 9.5, with the over at -101 and the under at -120. The Red Sox’s strong pitching and the Marlins’ lower slugging percentage suggest a lower scoring game. My model projects a total score of 8. Given these insights, the recommendation is to bet on the under 9.5 total runs.

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Marlins vs. Red Sox Preview

After gift-wrapping Friday’s 2-1 walk-off at Fenway, Miami gets a quick chance to respond in Game 2 on Saturday. The Marlins actually out-hit Boston 9–3 and ripped five doubles, but scattered contact and a wild ninth inning turned a winnable game into another setback during a 6-of-7 slide (9 losses in 12). For day-of angles across the board, track matchup writeups on the league’s dedicated page for MLB previews.

What We Learned in Game 1

Miami’s approach produced authority—five extra-base hits—but sequencing never arrived. Rookie Josh Simpson walked two and hit another to open the ninth, setting up Trevor Story’s game-ending single. Xavier Edwards stayed scorching with a third-inning double; he’s up to a 10-game hitting streak. If you’re benchmarking similar late-inning swings and one-run finishes, scan the rolling slate of MLB game results.

Projected Starters and Matchup Notes

Cal Quantrill (RHP, 4–9, 5.09) has stabilized with a 3.33 ERA over his past five outings, though just 1–1 in that span. In his last start, he limited Atlanta to one run over four innings and owns a serviceable track record versus Boston. Across the diamond, Brayan Bello (RHP, 8–6, 3.27) has historically handled Miami well and can erase gap power when the sinker/change lives at the knees. For a deeper market-by-market blueprint before you place anything, check the MLB expert betting guide.

Keys to the Game

  1. Miami’s sequencing vs. Bello’s sinker
    Doubles are great; clustered at-bats are what flip the scoreboard. Expect early-count fastball hunting to avoid two-strike changeups. If you’re weighing props around this approach, today’s curated MLB picks can help you compare edges.
  2. The ninth-inning nerve
    Miami believes Simpson can neutralize lefties long-term, but strikes must come first. Clean entry innings and tighter zone command are non-negotiable after Friday.
  3. Fenway run prevention
    Off-the-wall caroms and relays can create or erase cheap runs. Boston thrives on pressure here; Miami needs crisp angles and throws to keep extra bases off the board.

Betting Angle and Lean

This profiles like another tight, lower-scoring game if Quantrill sustains recent feel and Bello resets the sinker. Miami’s path is clear: keep the gap power, but cash with men on. Boston’s edge comes from run prevention and Bello’s track record versus Miami. Slight lean to the Red Sox in a one-run type. If you want to ride a trusted voice or fade public steam, vet records on the handicappers leaderboard and, if you’re ready to commit, secure premium selections via buy picks.

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