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  1. Home
  2. MLB Picks
  3. Miami Marlins vs Seattle Mariners
Fri 9:40 PM ET
Miami Marlins logo
Miami
Marlins8
C. Quantrill RHP
versus
Seattle Mariners logo
Seattle
Mariners4
L. Gilbert RHP
Final
Team123456789T
Miami Marlins0000600208
Seattle Mariners010003000

Miami Marlins vs Seattle Mariners Betting Picks & Predictions

Game time: April 25, 2025 at 9:40 PM ET

Venue: T-Mobile Park — Seattle, Washington

Article updated Apr 25, 8:15 AM EDT

Published by SportsJaw Editorial Team

The Miami Marlins will face off against the Seattle Mariners in the first of a three-game series, with the Marlins sending Cal Quantrill to the mound and the Mariners

Game outlook

The Miami Marlins will face off against the Seattle Mariners in the first of a three-game series, with the Marlins sending Cal Quantrill to the mound and the Mariners countering with Logan Gilbert. The Mariners hold a slight edge in the betting line as favorites. Can the Marlins pull off an upset against a team they struggled against last season? Stay tuned for the Marlins vs. Mariners prediction.

Betting Odds

Moneyline: Marlins +225 | Mariners -268

Spread: Marlins +1.5 (+110) | Mariners -1.5 (-126)

Total: Over/Under 7.5 (-110)

Based on the moneyline, the implied probability that Seattle will win straight-up is 73%.

Miami Marlins

Miami Marlins will be starting their road trip with Cal Quantrill taking the mound on Friday. Quantrill had a tough outing in his last game, giving up seven runs in just 3.1 innings against the Phillies. Despite this, he has shown glimpses of promise in his recent starts, with two of his last three outings seeing him concede two or fewer runs. However, his overall stats for the season include an 8.31 ERA and a 2.08 WHIP with a 1-2 record in 17.1 innings pitched. Against the Mariners, Quantrill has a career ERA of 3.98 with an 0-1 record in 20.1 innings. The Marlins have shown improvement and competitiveness, with promising signs for their young hitters. Players like Eric Wagaman and Xavier Edwards are standing out at the plate, with Wagaman boasting seven RBIs and a .795 OPS while Edwards leads the team in base hits. However, the team's overall offensive ranking is at 25, with an average of 4.42 runs per game, while their pitching defense is a weakness at 28th, with a 4.89 ERA. Despite their challenges, Miami has managed to stay competitive and will look to continue their positive momentum on the road trip.

4
MLB · Miami Marlins at Seattle Mariners

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Seattle Mariners Analysis

The Seattle Mariners will have Logan Gilbert on the mound for their upcoming game. Gilbert has shown dominance in most of his recent performances, with a 2.63 ERA and a 0.88 WHIP. Despite a recent no-decision, he has been able to keep opponents to just one run in three of his five outings. The Mariners have had success on the road, including a series win against the Blue Jays and winning two out of three games against the Red Sox. They have a strong offense, ranking fifth in home runs, led by players like Randy Arozarena and Cal Raleigh. Seattle is averaging 4.52 runs per game and has solid pitching with a 3.92 ERA. The team currently has a power ranking of 12 and a 14-11 overall record. Miami, their upcoming opponent, went 1-2 in their last three matchups against Seattle.

Marlins vs. Mariners: Pitching Showdown Looms in Opening Match-up

The Miami Marlins have shown promise with three victories in their last four games, including a successful series against the Reds. The Seattle Mariners may risk becoming complacent at the start of this series, having faced tough competition in their previous three series against top-tier teams. This initial match-up could pose a challenge for them. Marlins pitcher Cal Quantrill has performed well in recent outings, limiting opponents to three runs or less in two of his last three games. Quantrill has historically fared well against the Mariners, boasting a 3.98 ERA in 20.1 innings pitched against them. Meanwhile, Mariners pitcher Logan Gilbert has demonstrated strong pitching skills, although the team's offense has struggled to provide adequate run support for him in the majority of his outings this season, scoring four or fewer runs in four of his five starts.

SportsJawGame Predictions
Predicted score

Unavailable for this preview

Projected winnerUnavailableConfidencelow
Pick on the Spread

Published pick: Unavailable

Pick on the Total

Published pick: Unavailable

#MiamiMarlins#SeattleMariners

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Written by

SportsJaw Editorial Team

SportsJaw published this archived preview from its original game-day article. Its prediction and quoted lines are preserved as written.

About our editorial process

SportsJaw Marlins vs Mariners archived game preview contains historical odds and availability that may no longer be current. View history of past Marlins vs Mariners matchups or learn how our predictions work.

Current matchup data

Lines, trends and availability

Line movement since open

  • Moneyline · Miami Marlins+225 → +240Moved
  • Moneyline · Seattle Mariners-270 → -288Moved
  • Spread · Miami Marlins+1.5 (+105) → +1.5 (+115)Moved
  • Spread · Seattle Mariners-1.5 (-126) → -1.5 (-135)Moved
  • Total · Over7.5 (-110) → 7.5 (-110)Unchanged
  • Total · Under7.5 (-110) → 7.5 (-110)Unchanged

ATS and O/U trends

Miami Marlins
80-82 matchup record · 5-5-0 ATS · 7-3-0 O/U
Last 10 completed games on file
Seattle Mariners
76-86 matchup record · 7-3-0 ATS · 6-4-0 O/U
Last 10 completed games on file

Injuries and availability

From the published research (2025-04-25T12:15:17.112Z). Availability may have changed; review the cited sources.

No verified injury or availability note was included in the published matchup research.

Recent head-to-head

No completed head-to-head result is available in the current history window.

Final result

Matchup pick recap

Miami Marlins defeated Seattle Mariners 8-4

Miami Marlins defeated Seattle Mariners 8-4 on April 25, 2025, a 4-run decision in the series. Miami Marlins' strongest period was the 5th inning, when it outscored its opponent 6-0. Against SportsJaw's recorded Miami Marlins +1.5 (+115) spread, Miami Marlins covered, while the 12 combined runs finished over the recorded total of 7.5.

SportsJaw editorial picks

  • Projected winnerNo published selectionUnavailable

Tipster picks

  • PeytoncMoneyline · Miami Marlins +225Win
  • EXCELent Sports PicksRunline · Miami Marlins +1.5 (+110)Win
  • MiamimikeMoneyline · Miami Marlins +225Win
  • JeffjacksonMoneyline · Miami Marlins +225Win
  • JohnnywalkerMoneyline · Seattle Mariners -268Loss
  • ThetotalerMoneyline · Miami Marlins +225Win
  • JtphamMoneyline · Miami Marlins +225Win
  • DpxsportsMoneyline · Miami Marlins +235Win
  • DpxsportsTotal · Over 7.5 (-110)Win