Padres vs Marlins Prediction, Odds & Player Prop Bets Today – MLB, Jul 21

(AP Photo/Lynne Sladky)
  • The Marlins are -135 favorites vs the Padres
  • Padres vs Marlins Over / Under today: 8.5 Runs
  • Padres / Marlins TV Channel: FDFL | PDTV

The San Diego Padres (+110) visit loanDepot park to take on the Miami Marlins (-135) on Monday, July 21, 2025. First pitch is scheduled for 6:40pm EDT in Miami, FL.

This season, the Padres are 54-45 against the spread (ATS), while the Marlins are 58-40 ATS.

Padres vs Marlins Starting Pitchers Today:

  • Padres starting pitcher: Randy Vasquez 3-4, 3.85 ERA
  • Marlins starting pitcher: Eury Perez 3-2, 3.18 ERA

Padres vs. Marlins Odds, Run Line, Over/Under & Moneyline

SpreadOver / UnderMoneyline
Padres+1.5 -200O 8.5 -115+110
Marlins -1.5 +165U 8.5 -105-135

Padres vs Marlins Prediction for Today’s Game

Based on recent trends the model predicts the Marlins will win Monday‘s MLB game with 55.2% confidence, factoring in game simulations, recent player performances, starting pitchers and injuries.


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We’ve highlighted some favorite MLB player prop bets for Padres players for Monday‘s game, looking at profitable historical betting trends:

Best Padres Player Prop Bets Today:

  • Jackson Merrill has hit the Hits Under in 17 of his last 20 games (+18.05 Units / 52% ROI)
  • Jackson Merrill has hit the Total Bases Under in 21 of his last 25 games (+16.20 Units / 48% ROI)
  • Xander Bogaerts has hit the Home Runs Over in 3 of his last 10 away games (+15.10 Units / 151% ROI)
  • Fernando Tatis Jr. has hit the RBIs Under in 22 of his last 25 away games (+14.80 Units / 26% ROI)
  • Randy Vasquez has hit the Strikeouts Under in 19 of his last 25 games (+12.75 Units / 39% ROI)

And here are some favorite MLB player prop bets for Marlins players for Monday‘s game, looking at profitable historical betting trends:

Best Marlins Player Prop Best Bets Today:

  • Kyle Stowers has hit the Home Runs Over in 5 of his last 10 games at home (+18.10 Units / 181% ROI)
  • Agustin Ramirez has hit the Hits Under in 15 of his last 25 games at home (+14.85 Units / 53% ROI)
  • Dane Myers has hit the Runs Under in 14 of his last 15 games at home (+11.80 Units / 37% ROI)
  • Agustin Ramirez has hit the Total Bases Under in 19 of his last 25 games at home (+9.45 Units / 24% ROI)
  • Agustin Ramirez has hit the Hits Runs and RBIs Under in 17 of his last 25 games at home (+8.70 Units / 32% ROI)
  • The San Diego Padres have hit the 1st Five Innings (F5) Team Total Under in 39 of their last 57 games (+20.15 Units / 29% ROI)
  • The San Diego Padres have hit the Game Total Under in 49 of their last 85 games (+11.65 Units / 12% ROI)
  • The San Diego Padres have hit the Team Total Under in 29 of their last 46 away games (+9.20 Units / 17% ROI)
  • The San Diego Padres have covered the Run Line in 6 of their last 7 games (+5.55 Units / 66% ROI)
  • The San Diego Padres have hit the Moneyline in 5 of their last 7 games (+3.55 Units / 44% ROI)
  • The Miami Marlins have hit the Moneyline in 22 of their last 34 games (+16.35 Units / 47% ROI)
  • The Miami Marlins have hit the Game Total Under in 38 of their last 61 games (+13.75 Units / 21% ROI)
  • The Miami Marlins have covered the Run Line in 50 of their last 79 games (+13.75 Units / 13% ROI)
  • The Miami Marlins have hit the 1st Five Innings (F5) Team Total Under in 30 of their last 50 games at home (+10.35 Units / 18% ROI)
  • The Miami Marlins have covered the 1st Five Innings (F5) Run Line in 35 of their last 58 games (+8.60 Units / 12% ROI)

Padres Against the Spread (ATS) Record

Against the spread this season, the Padres are 53-46 against the Run Line (+3.65 Units / 2.87% ROI).

  • 54-45 when betting on the Moneyline for +2.7 Units / 2.08% ROI
  • 41-55 when betting on the total runs Over for -19.15 Units / -17.63% ROI
  • 55-41 when betting on the total runs Under for +9.8 Units / 8.96% ROI

Marlins Against the Spread (ATS) Record

Against the spread this season, the Marlins are 58-40 against the Run Line (+9.05 Units / 6.9% ROI).

  • 46-52 when betting on the Moneyline for +7.05 Units / 6.82% ROI
  • 47-50 when betting on the total runs Over for -8.9 Units / -8.18% ROI
  • 50-47 when betting on the total runs Under for -1.65 Units / -1.54% ROI

Marlins vs Padres Home Run Prop Bets Today

Over Under
Manny Machado (SD) 0.5 +425 0.5 -600
Kyle Stowers (MIA) 0.5 +425 0.5 -600
Fernando Tatis Jr. (SD) 0.5 +425 0.5 -600
Agustin Ramirez (MIA) 0.5 +450 0.5 -625
Jackson Merrill (SD) 0.5 +475 0.5 -650

Marlins vs Padres Total Hits Prop Bets Today

Over Under
Agustin Ramirez (MIA) 0.5 -250 0.5 +190
Manny Machado (SD) 0.5 -225 0.5 +170
Fernando Tatis Jr. (SD) 0.5 -225 0.5 +170
Jesus Sanchez (MIA) 0.5 -220 0.5 +165
Jackson Merrill (SD) 0.5 -210 0.5 +160

Marlins vs Padres RBI Prop Bets Today

Over Under
Agustin Ramirez (MIA) 0.5 +125 0.5 -160
Manny Machado (SD) 0.5 +140 0.5 -185
Otto Lopez (MIA) 0.5 +145 0.5 -190
Kyle Stowers (MIA) 0.5 +170 0.5 -220
Jackson Merrill (SD) 0.5 +175 0.5 -225

Marlins vs Padres Strikeout Prop Bets Today

Over Under
Randy Vasquez (SD) 2.5 -115 2.5 -115
Eury Perez (MIA) 5.5 +125 5.5 -165

Randy Vasquez has a strikeout rate of just 9% (16 SO in 171 PAs) when going through the lineup the first time in a game this season — lowest in MLB among starting pitchers with at least 39 total IP; League Avg: 23% — 0 Percentile.

Opponents are hitting just .097 (3-for-31) against Randy Vasquez’s low fastballs this season — 2nd best in MLB among starting pitchers with at least 39 total IP; League Avg: .280 — 98th Percentile.

Randy Vasquez has a strikeout rate of just 27% (50 SO in 189 PAs) with two-strikes this season — lowest in MLB among starting pitchers with at least 39 total IP; League Avg: 42% — 0 Percentile.

Randy Vasquez has struck out just 9% (37/411) of left-handed batters he faced since last season — 2nd lowest in MLB among starting pitchers with at least 103 total IP; League Avg: 22% — first Percentile.

Marlins Starting Pitcher Stats & Trends

Right-handed batters are hitting just .067 (2-for-30) against Eury Perez this month (3 games) — 2nd best among qualified SPs in MLB; League Avg: .236 — 98th Percentile.

Opponents are hitting just .103 (6-for-58) against Eury Perez this month (3 games) — best among qualified SPs in MLB; League Avg: .236 — 100th Percentile.

Eury Perez has a strikeout rate of 35% (21 SO in 60 PAs) this month (3 games) — tied for 3rd best among qualified SPs in MLB; League Avg: 22% — 97th Percentile.

Eury Perez has allowed an OBP of just .079 (38 PA’s) with two-strikes this month (3 games) — best among qualified SPs in MLB; League Avg: .222 — 100th Percentile.

Padres Keys to the Game vs. the Marlins

The Padres are 9-33 (.214) when trailing entering the 7th inning this season — 2nd best in MLB; League Avg: .123.

The Padres are 15-2 (.882) when they’ve hit 2 or more home runs this season — best in MLB; League Avg: .715.

The Padres are 9-0 (1.000) when they’ve had 5 or more XBH this season — tied for best in MLB; League Avg: .798.

The Padres are 25-16 (.610) when tied entering the 7th inning since last season — 5th best in MLB; League Avg: .499.

Marlins Keys to the Game vs. the Padres

The Marlins are just 71-18 (.798) when leading entering the 7th inning since last season — 3rd lowest in MLB; League Avg: .864.

The Marlins are just 105-130 (.447) when allowing 5 or more extra base hits since last season — 3rd lowest in MLB; League Avg: .536.

The Marlins were just 39-14 (.736) when leading entering the 7th inning in the 2024 season — 3rd lowest in MLB; League Avg: .856.

The Marlins are just 33-48 (.407) vs bottom 10 scoring offenses since last season They play the Padres (Ranks 25th runs scored) today.

Padres hitters struck out just 278 times in 1,617 PA’s (17%) against LHP in the 2024 season — best in MLB; League Avg: 23%.

The Padres have scored first in 85% of their games against division opponents this season — highest in MLB; League Avg: 50%.

Padres hitters have struck out in just 18% of their PA’s against RHP since last season — best in MLB; League Avg: 22%.

Padres hitters have struck out in just 18% of their PA’s against LHP since last season — best in MLB; League Avg: 23%.

Marlins hitters are slugging just .190 against LHP this month (11 games) — lowest in MLB; League Avg: .410.

Marlins hitters have an OPS of just .401 (148 PA’s) against LHP this month (11 games) — lowest in MLB; League Avg: .715.

Marlins hitters had an OPS of just .638 (1,976 PA’s) against LHP in the 2024 season — 2nd lowest in MLB; League Avg: .711.

The Marlins are batting just .153 against LHP this month (11 games) — lowest in MLB; League Avg: .240.

The Padres pitchers have allowed division opponents to score first in just 15% of their games this season — lowest in MLB; League Avg: 50%.

The Padres pitchers have allowed division opponents to score first in just 33% of their games since last season — 2nd lowest in MLB; League Avg: 50%.

The Padres pitchers have allowed their opponents to score first in just 32% of their games on the road this season — lowest in MLB; League Avg: 45%.

Batters facing the Padres pitchers have struck out on pitches in the zone 53% of the time since last season — 3rd highest in MLB; League Avg: 50%. since last season — 3rd highest in MLB; League Avg: 50%.

Marlins pitchers have walked 5% of batters this month (16 games) — best in MLB; League Avg: 8%.

The Marlins allowed 6.04 runs per game (489/81) at home in the 2024 season — highest in MLB; League Avg: 4.41.

Opponents have a miss rate of just 23% against Marlins pitchers this season — 5th lowest in MLB; League Avg: 25%.

Marlins pitchers have walked 6% of batters when facing the leadoff batter in the inning over the last 14 days — tied for 5th best in MLB; League Avg: 8%.

More MLB Reading:


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Our BetMGM betting authors are experts who focus on individual game matchups & player prop bets with an emphasis on betting odds, lines & predictions.

Our BetMGM betting authors are experts who focus on individual game matchups & player prop bets with an emphasis on betting odds, lines & predictions.