MLB Prop Bets: San Diego Padres vs Miami Marlins (September 18, 2026)
The Miami Marlins (76-77) face the San Diego Padres (84-69) at Petco Park on Friday at 9:40pm (ET). Let's take a look at the MLB Prop Bets for the matchup. Tyler Phillips is the probable pitcher for the Marlins, while Nick Pivetta is the probable pitcher for the Padres. The Padres are favored to win at -199, while the Marlins are at +163. The total runs line is set at 7.5, with OVER at -114 and UNDER at -106.
- The Marlins (-136) have a 77-76 Run Line record this season, while the Padres (+113) hold a record of 79-74.
- The Marlins have a 77-73-3 O/U record this season (meaning 77 games have gone over the total runs line, 73 have gone under and three have resulted in a push). The Padres have a 69-78-6 O/U record.
Scoring Insights
- The Marlins are averaging 4.5 runs per game this season (T16th in the league). Comparatively, the Padres are averaging 4.4 (20th).
- In the field, the Marlins are allowing 4.4 runs per game this season (12th in the league), while the Padres are allowing an average of 4.2 runs (T8th).
Let's take a look at how these teams perform in some other key statistical areas.
Batting Insights:
Batting Average
- Looking at their batting averages this season, the Marlins are at .249 (ranking 7th in the Major leagues), while the Padres are batting .242 (18th).
Home Runs
- In terms of total home runs this season, the Padres have hit 172 (18th in the Major Leagues). Meanwhile, the Marlins have managed 157 (25th).
Runs Batted In
- Finally, looking at their runs batted in, the Marlins have recorded 651 RBIs to rank 15th in the MLB this season. Comparatively, the Padres have recorded 644 RBIs to rank 19th.
Pitching Insights:
Earned Run Average
- The Padres have an earned run average of 3.94 this season (10th in the Majors), while The Marlins have an ERA of 4.10 (13th).
Strikeouts
- Turning our attention to total strikeouts, the Marlins have recorded 1238 this season, ranking 19th in the MLB. Meanwhile, the Padres rank 18th for total strikeouts, recording 1240.
Opponent Batting Average
- Opponents are batting an average of .241 against the Padres this season (15th in the Major Leagues). Comparatively, the Marlins' opponents are at .236 (7th).
First Innings Moneyline
- Here are their first innings moneyline records in 2026.
| Total | Home | Road | Favorite | Underdog | Neutral | Last 10 | |
|---|---|---|---|---|---|---|---|
| Marlins | 28-29-96 | 15-13-50 | 13-16-46 | 14-9-46 | 14-20-50 | 0-0-0 | 0-4-6 |
| Padres | 29-29-95 | 15-13-47 | 14-16-46 | 21-13-45 | 8-16-50 | 0-0-2 | 4-3-3 |
Lead After Three Innings
- Here are their records after the first three innings in 2026.
| Total | Home | Road | Favorite | Underdog | Neutral | Last 10 | |
|---|---|---|---|---|---|---|---|
| Marlins | 57-57-39 | 35-23-20 | 22-34-19 | 29-18-22 | 28-39-17 | 0-0-0 | 3-4-3 |
| Padres | 53-60-40 | 29-29-17 | 23-30-23 | 29-26-24 | 24-34-16 | 1-1-0 | 7-1-2 |
NRFI/YRFI
The NRFI market is paying -115 and the YRFI is paying -115.
- The NRFI is 89-64 in Marlins games this season. The Padres also have an 89-64 NRFI record.
Last Time They Met
The Padres recorded a 5-3 victory over the Marlins at LoanDepot Park when these teams last met on July 26. Manny Machado was unstoppable in that matchup, hitting a home run, a double and recording 3 RBIs. The Padres have now won three straight against the Marlins.
