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MLB Prop Bets: Miami Marlins vs Chicago Cubs (September 4, 2026)

The Chicago Cubs (79-62) face the Miami Marlins (71-70) at LoanDepot Park on Friday at 7:10pm (ET). Let's take a look at the MLB Prop Bets for the matchup. Shota Imanaga is the probable pitcher for the Cubs, while Janson Junk is the probable pitcher for the Marlins. The Cubs are favored to win at -131, while the Marlins are at +109. The total runs line is set at 8.0, with OVER at -105 and UNDER at -115.

  • These teams share a 70-71 Run Line record this season. The Cubs are +129 to cover the run line while the Marlins are -156.
  • The Cubs have a 77-61-3 O/U record this season (meaning 77 games have gone over the total runs line, 61 have gone under and three have resulted in a push). The Marlins have a 69-69-3 O/U record.

Scoring Insights

  • The Cubs are averaging 5.3 runs per game this season (1st in the league). Comparatively, the Marlins are averaging only 4.4 (20th).
  • In the field, the Cubs are allowing 4.4 runs per game this season (T13th in the league), while the Marlins are allowing an average of 4.3 runs (11th).

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 Cubs are at .251 (ranking 6th in the Major leagues), while the Marlins are batting .248 (11th).

Home Runs

  • In terms of total home runs this season, the Marlins have hit 144 (T24th in the Major Leagues). Meanwhile, the Cubs have managed 198 (1st).

Runs Batted In

  • Finally, looking at their runs batted in, the Cubs have recorded 711 RBIs to rank 1st in the MLB this season. Comparatively, the Marlins have recorded 586 RBIs to rank T18th.

Pitching Insights:

Earned Run Average

  • The Marlins have an earned run average of 3.96 this season (11th in the Majors), while The Cubs have an ERA of 4.18 (18th).

Strikeouts

  • Turning our attention to total strikeouts, the Cubs have recorded 1092 this season, ranking 26th in the MLB. Meanwhile, the Marlins rank 19th for total strikeouts, recording 1142.

Opponent Batting Average

  • Opponents are batting an average of .232 against the Marlins this season (5th in the Major Leagues). Comparatively, the Cubs' opponents are at .245 (17th).

First Innings Moneyline

  • Here are their first innings moneyline records in 2026.
    Total Home Road Favorite Underdog Neutral Last 10
    Cubs 34-28-79 23-14-35 11-14-44 29-16-52 5-12-27 0-0-0 4-0-6
    Marlins 28-25-88 15-10-44 13-15-44 14-7-45 14-18-43 0-0-0 2-1-7

Lead After Three Innings

  • Here are their records after the first three innings in 2026.
    Total Home Road Favorite Underdog Neutral Last 10
    Cubs 55-44-42 36-19-17 19-25-25 45-25-27 10-19-15 0-0-0 7-0-3
    Marlins 54-51-36 33-18-18 21-33-18 29-16-21 25-35-15 0-0-0 3-4-3

NRFI/YRFI

  • The NRFI is 75-66 in Cubs games this season. The Marlins have an 81-60 NRFI record.

Last Time They Met

The Cubs recorded a 2-1 victory over the Marlins at LoanDepot Park when these teams last met on May 21, 2025. Kyle Tucker dominated at the plate in that matchup, notching 1 home run, 2 singles and an RBI.