Pittsburgh Pirates vs Chicago Cubs Betting Prediction: Who Is Favored on September 11, 2026?

Pittsburgh Pirates vs Chicago Cubs Betting Prediction: Can Pittsburgh Beat Chicago at Wrigley Field?

Pittsburgh Pirates vs Chicago Cubs Betting Prediction looks at Friday’s matchup at Wrigley Field as Pittsburgh takes on Chicago with both clubs pushing toward the final stretch of the 2026 MLB regular season. The Pirates enter at 73-73 after winning their fifth consecutive series and seventh of their last eight, while the Cubs sit at 81-66 and are fighting for important National League playoff positioning.

Pittsburgh Pirates vs Chicago Cubs Betting Prediction: Get MLB odds, picks, pitching analysis, trends and the best bet for Friday at Wrigley Field.

Pittsburgh Pirates vs Chicago Cubs Betting Prediction: Who Is the Best Bet?

The Pittsburgh Pirates vs Chicago Cubs Betting Prediction favors Pittsburgh +132 as the best value play on Friday.

The Cubs deserve to be favored at home. Chicago owns the better record, ranks first in MLB in runs per game according to the supplied team numbers, and has a strong defensive profile. Shota Imanaga is also a legitimate concern for Pittsburgh after allowing only one earned run over 38 career innings against the Pirates.

However, the Pirates have several reasons to make +132 attractive. Pittsburgh has played some of its best baseball recently, reaching .500 for the first time since August 3 after Wednesday’s 4-2 win over the White Sox. The Pirates have now won five consecutive series and seven of their last eight.

Braxton Ashcraft also enters the matchup with a strong 14-6 record and a 3.65 ERA across 165.1 innings. His 1.09 WHIP and 173 strikeouts give Pittsburgh a starter capable of matching Imanaga for long stretches.

Best Bet: Pittsburgh Pirates +132

Projected Score: Pirates 5, Cubs 4

Secondary Lean: Over 8.5 runs

The best bet in the Pittsburgh Pirates vs Chicago Cubs Betting Prediction is Pittsburgh +132.

Chicago is the home favorite, but the price creates value on a Pirates team that has been playing much better baseball over the past several series. Pittsburgh’s offense ranks fifth in MLB at 4.8 runs per game, while Ashcraft has delivered a strong season from the mound.

The Cubs have the superior offensive profile, but their pitching staff has allowed 221 home runs and carries a 4.22 ERA. Pittsburgh can pressure that pitching staff with an offense producing 4.8 runs per game.

The biggest obstacle is Imanaga. He has been excellent against Pittsburgh historically and owns a 3.91 ERA this season. Still, Ashcraft’s current form and Pittsburgh’s recent momentum make +132 an appealing underdog price.


Summary

The Pittsburgh Pirates vs Chicago Cubs Betting Prediction is built around value rather than simply backing the better overall team.

Chicago has won 81 games compared with Pittsburgh’s 73, and Wrigley Field gives the Cubs home-field advantage. The Cubs also score 5.31 runs per game, the best mark in MLB based on the supplied statistics.

But Pittsburgh’s offense is no pushover. The Pirates are averaging 4.8 runs per game, ranking fifth in baseball. They have produced 707 runs, 221 doubles and 167 home runs while maintaining a .331 OBP.

The pitching matchup is also closer than the moneyline suggests. Ashcraft is 14-6 with a 3.65 ERA and 1.09 WHIP, while Imanaga is 9-10 with a 3.91 ERA and 1.12 WHIP.

Pittsburgh also enters with significant momentum. The Pirates’ 4-2 victory over the White Sox on Wednesday moved them to .500 and marked their fifth straight series win.

That combination makes Pittsburgh +132 the preferred side.

Best Bet

Pittsburgh Pirates +132

Moneyline

Pirates +132

Total

Over 8.5 runs

Projected Score

Pirates 5, Cubs 4


Table of Contents

  • Pittsburgh Pirates vs Chicago Cubs Betting Prediction
  • Direct Answer
  • Summary
  • Game Information
  • MLB Betting Odds
  • Starting Pitcher Matchup
  • Braxton Ashcraft Analysis
  • Shota Imanaga Analysis
  • Pirates Offensive Analysis
  • Cubs Offensive Analysis
  • Pitching and Bullpen Comparison
  • Defensive Comparison
  • Why Pittsburgh Can Win
  • Why Chicago Can Win
  • Best Bet
  • Total Prediction
  • Player Prop Ideas
  • Same Game Parlay
  • Projected Score
  • Follow-Up Questions
  • FAQ
  • Final Betting Card

Game Information

Category Pittsburgh Pirates Chicago Cubs
Date Friday, September 11, 2026 Friday, September 11, 2026
Venue Wrigley Field Wrigley Field
Location Chicago, Illinois Chicago, Illinois
Record 73-73 81-66
Starting Pitcher Braxton Ashcraft Shota Imanaga
Moneyline +132 -160
Total 8.5 8.5

The matchup is scheduled for 2:20 p.m. ET at Wrigley Field. Current probable-pitcher listings have Ashcraft starting for Pittsburgh against Imanaga for Chicago.

The Cubs will be looking to bounce back after Milwaukee defeated them 4-3 in 10 innings on Wednesday. That loss came after the Brewers tied the game in the ninth on a Jackson Chourio two-run homer before winning in the 10th.

Pittsburgh, meanwhile, arrives with momentum after defeating Chicago’s crosstown counterpart, the White Sox, 4-2 on Wednesday. The Pirates’ bullpen combined for a strong performance, while Esmerlyn Valdez hit a solo homer and Konnor Griffin delivered a two-run single.


Pittsburgh Pirates vs Chicago Cubs Betting Odds

The current market has Pittsburgh priced at +132 and Chicago at -160, with the total set at 8.5 runs.

Bet Pittsburgh Chicago
Moneyline +132 -160
Run Line +1.5 -1.5
Total Over 8.5 Under 8.5

The moneyline is the most important number for this Pittsburgh Pirates vs Chicago Cubs Betting Prediction because the recommended wager is Pittsburgh on the moneyline.

At +132, a $100 winning wager on Pittsburgh would return $132 in profit, plus the original stake. That price implies a significantly lower probability than Chicago’s -160 price, meaning Pittsburgh does not need to be the more likely winner for the wager to offer value if the true win probability is higher than the market implies.

That is the primary argument for taking the Pirates.


Starting Pitcher Matchup

Braxton Ashcraft

Ashcraft has been one of the more important pieces of Pittsburgh’s pitching staff this season.

Current probable-pitcher data lists him at:

  • 14-6 record
  • 165.1 innings
  • 3.65 ERA
  • 1.09 WHIP
  • 173 strikeouts
  • 35 walks

Those numbers compare favorably with Imanaga’s overall 2026 production.

Ashcraft has also demonstrated strong swing-and-miss ability, averaging approximately 9.4 strikeouts per nine innings according to the matchup data. Baseball-Reference’s preview numbers show opposing hitters with a .235 batting average and .668 OPS against him this season.

That matters against a Chicago offense that creates pressure through volume. The Cubs lead MLB in the supplied runs-per-game numbers, so Pittsburgh needs Ashcraft to prevent the big innings.

He does not necessarily need to dominate Chicago. The objective is to keep the game within one or two runs and give the Pirates’ offense opportunities to create a lead.

Ashcraft is coming off a difficult start against the Angels on September 5, when he allowed three runs over five innings in a 6-1 Pittsburgh loss.

However, his full-season numbers remain strong enough to make him a credible counterpart to Imanaga.

Shota Imanaga

Imanaga is the biggest reason to hesitate before betting Pittsburgh.

He enters Friday at 9-10 with a 3.91 ERA, 156.1 innings, 152 strikeouts and a 1.12 WHIP.

More importantly, he has historically handled Pittsburgh extremely well.

MLB’s official game preview notes that Imanaga has allowed just one earned run over 38 career innings against the Pirates.

That is an enormous matchup trend and gives Chicago a legitimate pitching advantage.

Imanaga is also coming off an excellent outing against Miami. He threw six-plus innings while allowing only one run on three hits without issuing a walk as Chicago defeated the Marlins 6-1.

The concern for Chicago is that Imanaga’s season numbers do not completely separate him from Ashcraft. His 3.91 ERA is actually higher than Ashcraft’s 3.65, and Pittsburgh’s offense has enough power to change the game with one swing.


Pittsburgh Pirates Offensive Analysis

The Pirates have quietly developed one of the more productive offenses in the National League.

Pittsburgh is averaging 4.8 runs per game, ranking fifth in MLB in the supplied numbers.

The Pirates have accumulated:

  • 707 runs
  • 1,273 hits
  • 221 doubles
  • 167 home runs
  • 674 RBI
  • .254 batting average
  • .331 OBP
  • .403 slugging percentage
  • 519 walks

That profile gives Pittsburgh multiple ways to score.

The .331 OBP is particularly important against Imanaga because Pittsburgh needs to avoid giving the Cubs’ starter easy innings. Extending at-bats, forcing him into deeper pitch counts and getting runners on base can reduce his effectiveness later in the game.

The Pirates also have legitimate extra-base power.

Their 221 doubles and 167 home runs mean they do not have to string together five or six hits to score. A walk followed by an extra-base hit can immediately put pressure on Chicago.

Pittsburgh’s Recent Momentum

Momentum is not usually enough to determine a baseball wager, but the Pirates’ recent run is relevant because it shows that this team is not simply surviving games.

Pittsburgh has won five consecutive series and seven of its last eight. Wednesday’s 4-2 win over the White Sox pushed the Pirates to 73-73, their first time back at .500 since August 3.

That is a significant change from where the Pirates were earlier in the season.

Pittsburgh is now playing meaningful baseball in September, and the club’s recent performance gives additional support to taking a plus-money price.


Chicago Cubs Offensive Analysis

Chicago is the more dangerous offense in this matchup.

The Cubs are scoring 5.31 runs per game, the highest rate in MLB according to the supplied statistics.

They have produced:

  • 780 runs
  • 1,267 hits
  • 248 doubles
  • 203 home runs
  • 736 RBI
  • .251 batting average
  • .339 OBP
  • .429 slugging percentage
  • 620 walks

That combination explains why Chicago is a substantial home favorite.

The Cubs do not need to rely entirely on home runs. Their 248 doubles show how frequently they create extra-base opportunities, while the .339 OBP gives them plenty of chances to put runners on base.

Pete Crow-Armstrong has been especially productive, leading the Cubs in the supplied matchup data with a .281 batting average, 41 home runs and 97 RBI.

That type of production creates a difficult challenge for Ashcraft.

The Cubs’ Recent Problem

The Cubs’ offense is productive, but the team has also experienced some recent frustration.

Chicago lost a 4-3 extra-inning game to Milwaukee on Wednesday, with Chourio’s ninth-inning homer erasing the Cubs’ lead before Milwaukee scored in the 10th.

The Cubs also recently lost five of seven games against Milwaukee, although several of those contests were close.

That does not mean Chicago is struggling offensively. Instead, it shows that the Cubs have not consistently converted their opportunities into wins.


Pittsburgh Pitching vs Chicago Hitting

Pittsburgh’s pitching numbers are less impressive than its offense.

The Pirates own a 4.15 team ERA, a 1.30 WHIP and a 3.84 FIP.

Their staff has struck out 1,346 batters while allowing 530 walks.

The 3.84 FIP is important because it suggests that the underlying pitching performance is somewhat better than the ERA alone indicates.

Pittsburgh has also limited home runs better than Chicago. The Pirates have allowed 141 home runs compared with Chicago’s 221.

That is one of the most important statistical differences in this matchup.

If Ashcraft can keep Chicago from producing multiple home runs, Pittsburgh has a legitimate opportunity to stay within striking distance.


Chicago Pitching vs Pittsburgh Hitting

The Cubs’ pitching staff has been more vulnerable.

Chicago owns a 4.22 ERA, 1.269 WHIP and 4.71 FIP.

The 4.71 FIP is particularly notable.

Although Chicago has a strong defense behind its pitchers, the underlying pitching indicators are not nearly as strong as the team’s offensive production.

The Cubs have also allowed 221 home runs.

That number gives Pittsburgh an avenue to attack.

The Pirates do not have to dominate Imanaga to win this game. If Imanaga gives Chicago six strong innings but Pittsburgh’s offense gets to the Cubs’ bullpen, the matchup can shift quickly.

That is one reason the +132 price is attractive.


Bullpen Comparison

Pittsburgh Bullpen

The Pirates’ bullpen has converted 32 saves while blowing 22 opportunities, giving them a 59.3% save rate.

The relief corps has also accumulated 68 holds.

The biggest concern is consistency.

A 59.3% save rate is not an elite number, and Pittsburgh cannot afford to hand Chicago a late lead and expect to automatically protect it.

The Pirates have also used their bullpen heavily in recent games.

However, Wednesday’s win over the White Sox showed that Pittsburgh can still piece together strong relief performances. The Pirates used eight pitchers in the victory, with Brandon Eisert throwing 2 1/3 perfect innings and striking out five. Mason Montgomery earned his 11th save.

That performance could matter entering a weekend series at Wrigley.

Chicago Bullpen

Chicago’s bullpen has a 55.2% save rate and has blown 26 opportunities.

The Cubs have accumulated 51 holds but have also struggled to consistently close games.

That is another reason not to overvalue Chicago’s -160 moneyline.

The Cubs may have the superior starting-pitcher matchup based on Imanaga’s history against Pittsburgh, but if the game is tied or close after six innings, neither bullpen is completely trustworthy.


Defensive Comparison

This is one area where Chicago clearly has the advantage.

The Cubs have:

  • .990 fielding percentage
  • 54 errors
  • 71.8% defensive efficiency
  • 113 double plays

Chicago ranks first in MLB in fielding percentage and third in defensive efficiency according to the supplied statistics.

Pittsburgh, meanwhile, has a .983 fielding percentage and 90 errors.

The Pirates’ defensive efficiency is 68.9%, ranking 26th in MLB.

That difference cannot be ignored.

Chicago is better positioned to convert balls in play into outs, while Pittsburgh has been more vulnerable to defensive mistakes.

The Cubs’ defense is one of the reasons the home favorite deserves respect.


Why Pittsburgh Can Win

There are several reasons to back Pittsburgh at +132.

1. The Price Is the Biggest Factor

The Pirates do not have to be the better team overall.

They simply need to win often enough to justify +132.

Chicago’s -160 price demands a much higher win probability. Pittsburgh offers considerably more upside at plus money.

2. Ashcraft Has Been Excellent

Ashcraft’s 14-6 record, 3.65 ERA and 1.09 WHIP give Pittsburgh a legitimate starter.

The gap between Ashcraft and Imanaga is not large enough to justify assuming Chicago will dominate.

3. Pittsburgh’s Offense Is Productive

The Pirates score 4.8 runs per game.

That is fifth in MLB.

A fifth-ranked scoring offense getting +132 against a team with a 4.22 ERA creates an interesting value situation.

4. Pittsburgh Is Playing Its Best Baseball

The Pirates have won five consecutive series and seven of their last eight.

They have also reached .500 after being well below that mark earlier in the season.

5. Chicago’s Pitching Has Vulnerabilities

The Cubs’ 4.71 FIP is substantially worse than Pittsburgh’s 3.84 FIP.

Chicago has also allowed 221 home runs.

If Pittsburgh gets into the Cubs’ bullpen, the game becomes much more competitive.


Why Chicago Can Win

Backing Pittsburgh does not mean ignoring the reasons Chicago is favored.

1. Imanaga Owns the Matchup History

Imanaga has allowed only one earned run over 38 career innings against Pittsburgh.

That is an extraordinary trend.

2. Chicago Has the Better Offense

The Cubs lead MLB in the supplied runs-per-game numbers at 5.31.

Pittsburgh’s pitching staff cannot afford to make mistakes in the strike zone.

3. Wrigley Field Matters

Chicago is playing at home, where its hitters are familiar with the park and environmental conditions.

Wrigley can also become extremely favorable to power hitters when the wind is blowing out.

4. Chicago’s Defense Is Elite

The Cubs have a .990 fielding percentage and rank third in defensive efficiency.

That can erase the marginal baserunners Pittsburgh creates.

5. Chicago Has the Better Record

The Cubs are 81-66 compared with Pittsburgh’s 73-73.

They have won eight more games overall and remain in the playoff race.


Pittsburgh Pirates vs Chicago Cubs Betting Prediction: Best Bet

The best bet is Pittsburgh Pirates +132.

This is primarily a value play.

Chicago is the better overall team, but the difference between the two starting pitchers is not large enough to justify laying -160 with the Cubs.

Ashcraft has a 3.65 ERA and 1.09 WHIP. Imanaga has a 3.91 ERA and 1.12 WHIP.

Imanaga’s career success against Pittsburgh is the biggest counterargument, but the Pirates have enough offensive production to eventually create scoring opportunities.

Pittsburgh’s recent run also matters.

The Pirates are playing meaningful baseball and have won seven of their last eight series.

At +132, the upside is worth taking.

Pick: Pittsburgh Pirates +132


Total Prediction: Over 8.5 Runs

The secondary lean is Over 8.5.

The Cubs average 5.31 runs per game and the Pirates average 4.8.

Those numbers alone create a strong offensive environment.

The pitching staffs also have vulnerabilities.

Pittsburgh owns a 4.15 ERA, while Chicago sits at 4.22. Chicago has allowed 221 home runs, and Pittsburgh has allowed 141.

The biggest argument against the Over is Imanaga’s matchup history. Allowing only one earned run in 38 career innings against Pittsburgh is difficult to ignore.

However, this bet does not require Pittsburgh to score five or six runs.

A 5-4 game gets over the number.

That is the projected outcome.

Total Pick: Over 8.5


Player Prop Ideas

These are player-prop angles to consider rather than primary wagers.

Braxton Ashcraft Strikeouts

Ashcraft has 173 strikeouts across 165.1 innings, making his strikeout market interesting.

Chicago strikes out less frequently than some MLB offenses, so the matchup is not automatically an Over.

A lower strikeout line would be more attractive than an aggressive number.

Shota Imanaga Strikeouts

Imanaga has 152 strikeouts in 156.1 innings.

Pittsburgh has struck out 1,370 times as a team, which creates a potential strikeout opportunity.

His historical dominance against Pittsburgh makes this one of the more intriguing individual markets.

Pittsburgh Home Run Props

Pittsburgh’s 167 team home runs make a Pirates hitter to homer an appealing long-shot angle.

The key is price.

Because Imanaga has historically limited Pittsburgh, a home-run prop should be treated as a high-risk secondary wager rather than part of the primary betting card.


Same Game Parlay

A conservative same-game parlay could focus on the preferred side and scoring environment:

  • Pittsburgh Pirates +1.5
  • Over 7.5 runs
  • Braxton Ashcraft 4+ strikeouts

The plus-money moneyline remains the preferred individual wager.

If building a more aggressive SGP, Pittsburgh moneyline can be paired with Over 8.5, but that increases variance substantially.


Projected Score

Pittsburgh Pirates 5, Chicago Cubs 4

The Pittsburgh Pirates vs Chicago Cubs Betting Prediction projects a one-run Pittsburgh victory.

The projected score reflects the combination of Pittsburgh’s offensive production, Ashcraft’s season-long pitching numbers and Chicago’s vulnerabilities on the mound.

Chicago is likely to score.

The Cubs average more than five runs per game and have enough power to punish mistakes.

But Pittsburgh should have opportunities as well.

A 5-4 result would send the game Over 8.5 and give the Pirates the outright win at +132.


Follow-Up Questions

Can the Pittsburgh Pirates beat the Chicago Cubs?

Yes. Pittsburgh is a legitimate underdog candidate because of its recent form, productive offense and strong starting pitcher.

Who is favored in the Pittsburgh Pirates vs Chicago Cubs game?

The Chicago Cubs are favored at -160, while Pittsburgh is listed around +132.

Who is starting for the Pirates?

Braxton Ashcraft is scheduled to start for Pittsburgh.

Who is starting for the Cubs?

Shota Imanaga is scheduled to start for Chicago.

What is the best Pirates vs Cubs bet?

The preferred bet is Pittsburgh +132.

What is the projected score?

The projection is Pittsburgh 5, Chicago 4.

Should you bet the Pirates moneyline?

At +132, Pittsburgh offers attractive value relative to the expected competitiveness of the matchup.

Should you bet Over 8.5?

The Over is the secondary lean because both offenses are productive and both pitching staffs have allowed runs.

Does Imanaga have a good record against Pittsburgh?

Yes. MLB’s preview notes that Imanaga has allowed only one earned run over 38 career innings against the Pirates.

Where is the game being played?

The game will be played at Wrigley Field in Chicago.


FAQ

1. What is the Pittsburgh Pirates vs Chicago Cubs Betting Prediction?

The best bet is Pittsburgh +132. The Pirates are playing strong baseball, have a capable starter in Braxton Ashcraft and offer attractive plus-money value.

2. Who is favored in the Pirates vs Cubs matchup?

The Chicago Cubs are favored at approximately -160 at home.

3. What are the Pirates’ chances of winning?

Pittsburgh has a realistic chance to win because Ashcraft has posted a 3.65 ERA and 1.09 WHIP while the Pirates rank fifth in MLB in runs per game.

4. Who are the starting pitchers?

Braxton Ashcraft starts for Pittsburgh against Shota Imanaga for Chicago. Current listings show Ashcraft at 14-6 with a 3.65 ERA and Imanaga at 9-10 with a 3.91 ERA.

5. What is the best moneyline bet?

Pittsburgh +132 is the recommended moneyline wager.

6. What is the total for Pirates vs Cubs?

The total is set at 8.5 runs.

7. Should I bet the Over or Under?

The preferred total lean is Over 8.5 because Pittsburgh and Chicago rank among the stronger scoring offenses in the supplied statistics.

8. Has Shota Imanaga dominated the Pirates?

Yes. MLB’s official preview says Imanaga has surrendered only one earned run over 38 career innings against Pittsburgh.

9. What is the projected score for Pirates vs Cubs?

The projected score is Pittsburgh 5, Chicago 4.

10. What is the safest bet in this matchup?

There is no guaranteed MLB wager, but Pittsburgh +132 is the preferred value play based on the matchup and current price.


Final Betting Card

Bet Pick
Best Bet Pittsburgh Pirates +132
Moneyline Pittsburgh +132
Total Over 8.5
Starting Pitcher Braxton Ashcraft
Opposing Starter Shota Imanaga
Projected Score Pirates 5, Cubs 4
Confidence Moderate
Best Value Angle Pittsburgh moneyline

Final Verdict

The Pittsburgh Pirates vs Chicago Cubs Betting Prediction comes down to whether Chicago’s home-field advantage and Imanaga’s remarkable history against Pittsburgh are worth paying a -160 premium.

For this matchup, the answer is no.

The Cubs are absolutely capable of winning. They have the better record, the league’s highest scoring rate in the supplied statistics, an elite defense and a starter who has dominated Pittsburgh throughout his career.

But Pittsburgh brings a much stronger case than the moneyline suggests.

The Pirates are scoring 4.8 runs per game, Ashcraft has a 3.65 ERA and 1.09 WHIP, and Pittsburgh has won five consecutive series while reaching .500.

The Cubs’ 4.71 FIP and 221 home runs allowed also create an opportunity for Pittsburgh’s offense to produce enough damage to overcome Imanaga.

The price is ultimately what makes the wager appealing.

At +132, Pittsburgh does not need to dominate Chicago. The Pirates simply need to win this game more often than the price implies.

That makes the recommended play:

Pittsburgh Pirates +132

Projected Score: Pittsburgh 5, Chicago 4

Secondary Lean: Over 8.5

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